From 4d296190563cb28ae6c394e243da8f70973290b5 Mon Sep 17 00:00:00 2001
From: fvogel <fvogelnew1@free.fr>
Date: Sun, 1 Nov 2020 14:17:03 +0000
Subject: Fix [4ebcc04dc4]: tk fontchooser partial configure on X11 overwrites
 options not specified.

---
 library/comdlg.tcl      | 9 ++++++---
 library/fontchooser.tcl | 2 +-
 2 files changed, 7 insertions(+), 4 deletions(-)

diff --git a/library/comdlg.tcl b/library/comdlg.tcl
index 18df8a6..b4d8978 100644
--- a/library/comdlg.tcl
+++ b/library/comdlg.tcl
@@ -29,7 +29,8 @@
 #    {....}
 # }
 #
-# flags = currently unused.
+# flags = a list of flags. Currently supported flags are:
+#     DONTSETDEFAULTS = skip default values setting
 #
 # argList = The list of  "-option value" pairs.
 #
@@ -63,8 +64,10 @@ proc tclParseConfigSpec {w specs flags argList} {
 
     # 2: set the default values
     #
-    foreach cmdsw [array names cmd] {
-	set data($cmdsw) $def($cmdsw)
+    if {"DONTSETDEFAULTS" ni $flags} {
+        foreach cmdsw [array names cmd] {
+	    set data($cmdsw) $def($cmdsw)
+        }
     }
 
     # 3: parse the argument list
diff --git a/library/fontchooser.tcl b/library/fontchooser.tcl
index a9bd706..9d49c57 100644
--- a/library/fontchooser.tcl
+++ b/library/fontchooser.tcl
@@ -111,7 +111,7 @@ proc ::tk::fontchooser::Configure {args} {
 
     set cache [dict create -parent $S(-parent) -title $S(-title) \
                    -font $S(-font) -command $S(-command)]
-    set r [tclParseConfigSpec [namespace which -variable S] $specs "" $args]
+    set r [tclParseConfigSpec [namespace which -variable S] $specs DONTSETDEFAULTS $args]
     if {![winfo exists $S(-parent)]} {
 	set code [list TK LOOKUP WINDOW $S(-parent)]
         set err "bad window path name \"$S(-parent)\""
-- 
cgit v0.12


From b098fed752fbc72a9b83c0d4869e140a12913857 Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Mon, 2 Nov 2020 16:21:43 +0000
Subject: (experiment) possible solution for [ef0e2629ea]

---
 generic/tkBind.c         | 4 ++++
 library/ttk/notebook.tcl | 9 ++-------
 2 files changed, 6 insertions(+), 7 deletions(-)

diff --git a/generic/tkBind.c b/generic/tkBind.c
index 3776c95..9c9142a 100644
--- a/generic/tkBind.c
+++ b/generic/tkBind.c
@@ -458,7 +458,11 @@ static const ModInfo modArray[] = {
     {"Command",		Mod1Mask,	0},
     {"Mod2",		Mod2Mask,	0},
     {"M2",		Mod2Mask,	0},
+#ifdef MAC_OSX_TK
     {"Option",		Mod2Mask,	0},
+#else
+    {"Option",		ALT_MASK,	0},
+#endif
     {"Mod3",		Mod3Mask,	0},
     {"M3",		Mod3Mask,	0},
     {"Mod4",		Mod4Mask,	0},
diff --git a/library/ttk/notebook.tcl b/library/ttk/notebook.tcl
index c5340a5..a871081 100644
--- a/library/ttk/notebook.tcl
+++ b/library/ttk/notebook.tcl
@@ -112,13 +112,8 @@ proc ttk::notebook::enableTraversal {nb} {
 	catch {
 	bind $top <Control-ISO_Left_Tab>     {+ttk::notebook::TLCycleTab %W -1}
 	}
-	if {[tk windowingsystem] eq "aqua"} {
-	    bind $top <Option-Key> \
-		+[list ttk::notebook::MnemonicActivation $top %K]
-	} else {
-	    bind $top <Alt-Key> \
-		+[list ttk::notebook::MnemonicActivation $top %K]
-	}
+	bind $top <Option-Key> \
+	    +[list ttk::notebook::MnemonicActivation $top %K]
 	bind $top <Destroy> {+ttk::notebook::TLCleanup %W}
     }
 
-- 
cgit v0.12


From 2e1a2e301249b913cac77a3a9631f3005115e246 Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Tue, 3 Nov 2020 07:23:24 +0000
Subject: Handle "Commmand-" bindings platform-dependant too

---
 generic/tkBind.c       |  6 ++++++
 library/button.tcl     |  4 ++--
 library/console.tcl    | 23 +++++++----------------
 library/entry.tcl      |  4 +---
 library/spinbox.tcl    |  4 +---
 library/text.tcl       |  4 +---
 library/ttk/button.tcl |  2 +-
 7 files changed, 19 insertions(+), 28 deletions(-)

diff --git a/generic/tkBind.c b/generic/tkBind.c
index 9c9142a..3416f52 100644
--- a/generic/tkBind.c
+++ b/generic/tkBind.c
@@ -455,7 +455,13 @@ static const ModInfo modArray[] = {
     {"Button9",		Button9Mask,	0},
     {"Mod1",		Mod1Mask,	0},
     {"M1",		Mod1Mask,	0},
+#ifdef MAC_OSX_TK
     {"Command",		Mod1Mask,	0},
+#elif defined (_WIN32)
+    {"Command",		ControlMask,	0},
+#else
+    {"Command",		META_MASK,	0},
+#endif
     {"Mod2",		Mod2Mask,	0},
     {"M2",		Mod2Mask,	0},
 #ifdef MAC_OSX_TK
diff --git a/library/button.tcl b/library/button.tcl
index 39431e8..4be16b1 100644
--- a/library/button.tcl
+++ b/library/button.tcl
@@ -41,10 +41,10 @@ if {[tk windowingsystem] eq "aqua"} {
     }
 }
 if {"win32" eq [tk windowingsystem]} {
-    bind Checkbutton <equal> {
+    bind Checkbutton <=> {
 	tk::CheckRadioInvoke %W select
     }
-    bind Checkbutton <plus> {
+    bind Checkbutton <+> {
 	tk::CheckRadioInvoke %W select
     }
     bind Checkbutton <minus> {
diff --git a/library/console.tcl b/library/console.tcl
index 1da85be..f88cfc1 100644
--- a/library/console.tcl
+++ b/library/console.tcl
@@ -454,23 +454,16 @@ proc ::tk::ConsoleBind {w} {
 	<<Console_Transpose>>		<Control-t>
 	<<Console_ClearLine>>		<Control-u>
 	<<Console_SaveCommand>>		<Control-z>
-	<<Console_FontSizeIncr>>	<Control-plus>
+	<<Console_FontSizeIncr>>	<Control-+>
 	<<Console_FontSizeDecr>>	<Control-minus>
+	<<Console_FontSizeIncr>>	<Command-+>
+	<<Console_FontSizeDecr>>	<Command-minus>
     } {
 	event add $ev $key
 	bind Console $key {}
     }
-    if {[tk windowingsystem] eq "aqua"} {
-	foreach {ev key} {
-	    <<Console_FontSizeIncr>>	<Command-plus>
-	    <<Console_FontSizeDecr>>	<Command-minus>
-	} {
-	    event add $ev $key
-	    bind Console $key {}
-	}
-	if {$::tk::console::useFontchooser} {
-	    bind Console <Command-t> [list ::tk::console::FontchooserToggle]
-	}
+    if {$::tk::console::useFontchooser} {
+	bind Console <Command-t> [list ::tk::console::FontchooserToggle]
     }
     bind Console <<Console_Expand>> {
 	if {[%W compare insert > promptEnd]} {
@@ -594,10 +587,8 @@ proc ::tk::ConsoleBind {w} {
 	eval destroy [winfo child .]
 	source -encoding utf-8 [file join $tk_library console.tcl]
     }
-    if {[tk windowingsystem] eq "aqua"} {
-	bind Console <Command-q> {
-	    exit
-	}
+    bind Console <Command-q> {
+	exit
     }
     bind Console <<Cut>> { ::tk::console::Cut %W }
     bind Console <<Copy>> { ::tk::console::Copy %W }
diff --git a/library/entry.tcl b/library/entry.tcl
index bdd9fcc..99f6eb4 100644
--- a/library/entry.tcl
+++ b/library/entry.tcl
@@ -209,9 +209,7 @@ bind Entry <KP_Enter> {# nothing}
 bind Entry <Tab> {# nothing}
 bind Entry <Prior> {# nothing}
 bind Entry <Next> {# nothing}
-if {[tk windowingsystem] eq "aqua"} {
-    bind Entry <Command-Key> {# nothing}
-}
+bind Entry <Command-Key> {# nothing}
 # Tk-on-Cocoa generates characters for these two keys. [Bug 2971663]
 bind Entry <<NextLine>> {# nothing}
 bind Entry <<PrevLine>> {# nothing}
diff --git a/library/spinbox.tcl b/library/spinbox.tcl
index 3d479ef..ad4aacc 100644
--- a/library/spinbox.tcl
+++ b/library/spinbox.tcl
@@ -218,9 +218,7 @@ bind Spinbox <KP_Enter> {# nothing}
 bind Spinbox <Tab> {# nothing}
 bind Spinbox <Prior> {# nothing}
 bind Spinbox <Next> {# nothing}
-if {[tk windowingsystem] eq "aqua"} {
-    bind Spinbox <Command-Key> {# nothing}
-}
+bind Spinbox <Command-Key> {# nothing}
 
 # On Windows, paste is done using Shift-Insert.  Shift-Insert already
 # generates the <<Paste>> event, so we don't need to do anything here.
diff --git a/library/text.tcl b/library/text.tcl
index 5d41dc3..aa6c3f5 100644
--- a/library/text.tcl
+++ b/library/text.tcl
@@ -306,9 +306,7 @@ bind Text <Meta-Key> {# nothing}
 bind Text <Control-Key> {# nothing}
 bind Text <Escape> {# nothing}
 bind Text <KP_Enter> {# nothing}
-if {[tk windowingsystem] eq "aqua"} {
-    bind Text <Command-Key> {# nothing}
-}
+bind Text <Command-Key> {# nothing}
 
 # Additional emacs-like bindings:
 
diff --git a/library/ttk/button.tcl b/library/ttk/button.tcl
index e8c24a1..14460a2 100644
--- a/library/ttk/button.tcl
+++ b/library/ttk/button.tcl
@@ -42,7 +42,7 @@ ttk::copyBindings TButton TRadiobutton
 bind TRadiobutton <Up>  		{ ttk::button::RadioTraverse %W -1 }
 bind TRadiobutton <Down> 		{ ttk::button::RadioTraverse %W +1 }
 
-# bind TCheckbutton <plus> { %W select }
+# bind TCheckbutton <+> { %W select }
 # bind TCheckbutton <minus> { %W deselect }
 
 # activate --
-- 
cgit v0.12


From e7133d9dbbefecfc508a4b5260ad2470da27de9e Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Tue, 3 Nov 2020 10:17:27 +0000
Subject: Redundant "-accelerator" option in menu demo

---
 library/demos/menu.tcl | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/library/demos/menu.tcl b/library/demos/menu.tcl
index e19df57..8275eae 100644
--- a/library/demos/menu.tcl
+++ b/library/demos/menu.tcl
@@ -16,7 +16,7 @@ wm title $w "Menu Demonstration"
 wm iconname $w "menu"
 positionWindow $w
 
-label $w.msg -font $font -wraplength 4i -justify left 
+label $w.msg -font $font -wraplength 4i -justify left
 if {[tk windowingsystem] eq "aqua"} {
     catch {set origUseCustomMDEF $::tk::mac::useCustomMDEF; set ::tk::mac::useCustomMDEF 1}
     $w.msg configure -text "This window has a menubar with cascaded menus.  You can invoke entries with an accelerator by typing Command+x, where \"x\" is the character next to the command key symbol. The rightmost menu can be torn off into a palette by selecting the first item in the menu."
@@ -63,7 +63,7 @@ if {[tk windowingsystem] eq "aqua"} {
 }
 foreach i {A B C D E F} {
     $m add command -label "Print letter \"$i\"" -underline 14 \
-	    -accelerator Meta+$i -command "puts $i" -accelerator $modifier+$i
+	    -accelerator $modifier+$i -command "puts $i"
     bind $w <$modifier-[string tolower $i]> "puts $i"
 }
 
-- 
cgit v0.12


From 8e6febd2151aacb1b563f09f2f3dbb5a2a25efde Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Tue, 3 Nov 2020 10:28:19 +0000
Subject: Don't bother MacOS builds on XQuarz, since that's basically the same
 as on Ubuntu

---
 .travis.yml | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 517857e..e8d4e41 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -131,12 +131,12 @@ jobs:
         - BUILD_DIR=unix
         - CFGOPT="--enable-symbols"
 # Testing on Mac, various styles
-    - name: "macOS/Xcode 12/Shared/XQuartz"
-      os: osx
-      osx_image: xcode12
-      env:
-        - BUILD_DIR=unix
-        - CFGOPT="--with-tcl=/usr/local/opt/tcl-tk/lib --disable-corefoundation --x-includes=/opt/X11/include --x-libraries=/opt/X11/lib CFLAGS=-I/usr/local/opt/tcl-tk/include"
+#   - name: "macOS/Xcode 12/Shared/XQuartz"
+#     os: osx
+#     osx_image: xcode12
+#     env:
+#       - BUILD_DIR=unix
+#       - CFGOPT="--with-tcl=/usr/local/opt/tcl-tk/lib --disable-corefoundation --x-includes=/opt/X11/include --x-libraries=/opt/X11/lib CFLAGS=-I/usr/local/opt/tcl-tk/include"
 # Test on Windows with MSVC native
 #   - name: "Windows/MSVC/Shared"
 #     os: windows
-- 
cgit v0.12


From 6fc711197df28ee4520dc3c733981693ba54a15a Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Wed, 4 Nov 2020 15:58:23 +0000
Subject: Fix [5224aa89ac]: Bug in the ttk::bindMouseWheel proc

---
 library/ttk/utils.tcl | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/library/ttk/utils.tcl b/library/ttk/utils.tcl
index 7a5cc71..f6a6c9e 100644
--- a/library/ttk/utils.tcl
+++ b/library/ttk/utils.tcl
@@ -302,10 +302,10 @@ proc ttk::bindMouseWheel {bindtag callback} {
 	bind $bindtag <Button-5> "$callback +1"
     }
     if {[tk windowingsystem] eq "aqua"} {
-	bind $bindtag <MouseWheel> [append callback { [expr {-(%D)}]} ]
-	bind $bindtag <Option-MouseWheel> [append callback { [expr {-10 *(%D)}]} ]
+	bind $bindtag <MouseWheel> "$callback \[expr {-%D}\]"
+	bind $bindtag <Option-MouseWheel> "$callback \[expr {-10*%D}\]"
     } else {
-	bind $bindtag <MouseWheel> [append callback { [expr {-(%D / 120)}]}]
+	bind $bindtag <MouseWheel> "$callback \[expr {-%D/120)}\]"
     }
 }
 
-- 
cgit v0.12


From 68b9f24bffdefaf08d53329d8ebad1460e05f206 Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Thu, 5 Nov 2020 10:40:53 +0000
Subject: Cache homebrew on Travis MacOS builds

---
 .travis.yml | 12 ++++++++++--
 1 file changed, 10 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index e8d4e41..6fd1194 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,8 +17,8 @@ addons:
   homebrew:
     packages:
       - tcl-tk
-    casks:
-      - xquartz
+#   casks:
+#     - xquartz
 jobs:
   include:
 # Testing on Linux GCC
@@ -173,7 +173,15 @@ install:
 script:
   - make binaries libraries tktest
   - make install
+before_cache:
+  - |-
+      case $TRAVIS_OS_NAME in
+        osx)
+          brew cleanup
+          ;;
+      esac
 cache:
   directories:
+  - $HOME/Library/Caches/Homebrew
   - $HOME/AppData/Local/Temp/chocolatey
   - $HOME/AppData/Local/Apps/Tcl86
-- 
cgit v0.12


From 761262151f938bc9d578fb0f30962a3c9b1b1002 Mon Sep 17 00:00:00 2001
From: culler <culler>
Date: Thu, 5 Nov 2020 19:07:37 +0000
Subject: Test using the real standardAboutPanel as the manual indicates is
 done

---
 macosx/Credits.html.in  |    24 +
 macosx/tkMacOSXDialog.c |    61 +-
 macosx/tkMacOSXMenus.c  |     2 +-
 unix/configure          | 11151 ++++++++++++++++++----------------------------
 unix/configure.in       |     5 +-
 5 files changed, 4467 insertions(+), 6776 deletions(-)
 create mode 100644 macosx/Credits.html.in

diff --git a/macosx/Credits.html.in b/macosx/Credits.html.in
new file mode 100644
index 0000000..cc409b1
--- /dev/null
+++ b/macosx/Credits.html.in
@@ -0,0 +1,24 @@
+<!doctype htmL>
+<html>
+<head>
+</head>
+<body style="font-size:120%;font-family:Arial,sans-serif;">
+<p>
+Tcl and Tk are distributed under a modified BSD license:<br>
+<a href="https:www.tcl.tk/software/tcltk/license.html">
+  https:www.tcl.tk/software/tcltk/license.html
+</a>
+</p>
+<ul style="list-style-type:none;">
+<li>&copy; 1987-@TK_YEAR@ Tcl Core Team and Contributers.</li>
+<li>&copy; 2011-@TK_YEAR@ Kevin Walzer/WordTech Communications LLC.</li>
+<li>&copy; 2014-@TK_YEAR@ Marc Culler.</li>
+<li>&copy; 2002-2012 Daniel A. Steffen.</li>
+<li>&copy; 2001-2009 Apple Inc.</li>
+<li>&copy; 2001-2002 Jim Ingham &amp; Ian Reid.</li>
+<li>&copy; 1998-2000 Jim Ingham &amp; Ray Johnson.</li>
+<li>&copy; 1998-2000 Scriptics Inc.</li>
+<li>&copy; 1996-1997 Sun Microsystems Inc.</li>
+</ul>
+</body>
+</html>
diff --git a/macosx/tkMacOSXDialog.c b/macosx/tkMacOSXDialog.c
index 71bb120..52b6e99 100644
--- a/macosx/tkMacOSXDialog.c
+++ b/macosx/tkMacOSXDialog.c
@@ -1315,64 +1315,9 @@ Tk_ChooseDirectoryObjCmd(
 void
 TkAboutDlg(void)
 {
-    NSImage *image;
-    NSString *path = [NSApp tkFrameworkImagePath: @"Tk.tiff"];
-
-    if (path) {
-	image = [[[NSImage alloc] initWithContentsOfFile:path] autorelease];
-    } else {
-	image = [NSApp applicationIconImage];
-    }
-
-    NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
-
-    [dateFormatter setFormatterBehavior:NSDateFormatterBehavior10_4];
-    [dateFormatter setDateFormat:@"Y"];
-
-    NSString *year = [dateFormatter stringFromDate:[NSDate date]];
-
-    [dateFormatter release];
-
-    /*
-     * This replaces the old about dialog with a standard alert that displays
-     * correctly on 10.14.
-     */
-
-    NSString *version =  @"Tcl " TCL_PATCH_LEVEL " & Tk " TCL_PATCH_LEVEL;
-    NSString *url = @"www.tcl-lang.org";
-    NSTextView *credits = [[NSTextView alloc] initWithFrame:NSMakeRect(0,0,300,300)];
-    NSFont *font = [NSFont systemFontOfSize:[NSFont systemFontSize]];
-    NSDictionary *textAttributes = [NSDictionary dictionaryWithObject:font
-					        forKey:NSFontAttributeName];
-
-    [credits insertText: [[NSAttributedString alloc]
-		 initWithString:[NSString stringWithFormat: @"\n"
-		"Tcl and Tk are distributed under a modified BSD license: "
-		"www.tcl.tk/software/tcltk/license.html\n\n"
-		"%1$C 1987-%2$@ Tcl Core Team and Contributers.\n\n"
-		"%1$C 2011-%2$@ Kevin Walzer/WordTech Communications LLC.\n\n"
-		"%1$C 2014-%2$@ Marc Culler.\n\n"
-		"%1$C 2002-2012 Daniel A. Steffen.\n\n"
-		"%1$C 2001-2009 Apple Inc.\n\n"
-		"%1$C 2001-2002 Jim Ingham & Ian Reid\n\n"
-		"%1$C 1998-2000 Jim Ingham & Ray Johnson\n\n"
-		"%1$C 1998-2000 Scriptics Inc.\n\n"
-		"%1$C 1996-1997 Sun Microsystems Inc.", 0xA9, year]
-	    attributes:textAttributes]
-            replacementRange:NSMakeRange(0,0)];
-    [credits setDrawsBackground:NO];
-    [credits setEditable:NO];
-
-    NSAlert *about = [[NSAlert alloc] init];
-
-    [[about window] setTitle:@"About Tcl & Tk"];
-    [about setMessageText: version];
-    [about setInformativeText:url];
-    about.accessoryView = credits;
-    [about runModal];
-    [about release];
+    [NSApp orderFrontStandardAboutPanel:nil];
 }
-
+
 /*
  *----------------------------------------------------------------------
  *
@@ -1400,7 +1345,7 @@ TkMacOSXStandardAboutPanelObjCmd(
 	Tcl_WrongNumArgs(interp, 1, objv, NULL);
 	return TCL_ERROR;
     }
-    TkAboutDlg();
+    [NSApp orderFrontStandardAboutPanel:nil];
     return TCL_OK;
 }
 
diff --git a/macosx/tkMacOSXMenus.c b/macosx/tkMacOSXMenus.c
index a1519f5..54105d2 100644
--- a/macosx/tkMacOSXMenus.c
+++ b/macosx/tkMacOSXMenus.c
@@ -201,7 +201,7 @@ static Tcl_Obj *	GetWidgetDemoPath(Tcl_Interp *interp);
 {
     if (!_eventInterp || !Tcl_FindCommand(_eventInterp, "tkAboutDialog",
 	    NULL, 0) || (GetCurrentEventKeyModifiers() & optionKey)) {
-	TkAboutDlg();
+	[super orderFrontStandardAboutPanel:nil];
     } else {
 	int code = Tcl_EvalEx(_eventInterp, "tkAboutDialog", -1,
 		TCL_EVAL_GLOBAL);
diff --git a/unix/configure b/unix/configure
index 7e1f291..0230827 100755
--- a/unix/configure
+++ b/unix/configure
@@ -1,81 +1,459 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.59 for tk 8.6.
+# Generated by GNU Autoconf 2.69 for tk 8.6.
+#
+#
+# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
+#
 #
-# Copyright (C) 2003 Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
-## --------------------- ##
-## M4sh Initialization.  ##
-## --------------------- ##
+## -------------------- ##
+## M4sh Initialization. ##
+## -------------------- ##
 
-# Be Bourne compatible
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+# Be more Bourne compatible
+DUALCASE=1; export DUALCASE # for MKS sh
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
-elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
-  set -o posix
+  setopt NO_GLOB_SUBST
+else
+  case `(set -o) 2>/dev/null` in #(
+  *posix*) :
+    set -o posix ;; #(
+  *) :
+     ;;
+esac
 fi
-DUALCASE=1; export DUALCASE # for MKS sh
 
-# Support unset when possible.
-if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
-  as_unset=unset
-else
-  as_unset=false
+
+as_nl='
+'
+export as_nl
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+# Prefer a ksh shell builtin over an external printf program on Solaris,
+# but without wasting forks for bash or zsh.
+if test -z "$BASH_VERSION$ZSH_VERSION" \
+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='print -r --'
+  as_echo_n='print -rn --'
+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
+  else
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in #(
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
+  fi
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
 fi
 
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  PATH_SEPARATOR=:
+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
+      PATH_SEPARATOR=';'
+  }
+fi
+
+
+# IFS
+# We need space, tab and new line, in precisely that order.  Quoting is
+# there to prevent editors from complaining about space-tab.
+# (If _AS_PATH_WALK were called with IFS unset, it would disable word
+# splitting by setting IFS to empty value.)
+IFS=" ""	$as_nl"
+
+# Find who we are.  Look in the path if we contain no directory separator.
+as_myself=
+case $0 in #((
+  *[\\/]* ) as_myself=$0 ;;
+  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  done
+IFS=$as_save_IFS
 
-# Work around bugs in pre-3.0 UWIN ksh.
-$as_unset ENV MAIL MAILPATH
+     ;;
+esac
+# We did not find ourselves, most probably we were run as `sh COMMAND'
+# in which case we are not to be found in the path.
+if test "x$as_myself" = x; then
+  as_myself=$0
+fi
+if test ! -f "$as_myself"; then
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  exit 1
+fi
+
+# Unset variables that we do not need and which cause bugs (e.g. in
+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
+# suppresses any "Segmentation fault" message there.  '((' could
+# trigger a bug in pdksh 5.2.14.
+for as_var in BASH_ENV ENV MAIL MAILPATH
+do eval test x\${$as_var+set} = xset \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
+done
 PS1='$ '
 PS2='> '
 PS4='+ '
 
 # NLS nuisances.
-for as_var in \
-  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
-  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
-  LC_TELEPHONE LC_TIME
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# CDPATH.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+# Use a proper internal environment variable to ensure we don't fall
+  # into an infinite loop, continuously re-executing ourselves.
+  if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
+    _as_can_reexec=no; export _as_can_reexec;
+    # We cannot yet assume a decent shell, so we have to provide a
+# neutralization value for shells without unset; and this also
+# works around shells that cannot unset nonexistent variables.
+# Preserve -v and -x to the replacement shell.
+BASH_ENV=/dev/null
+ENV=/dev/null
+(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+case $- in # ((((
+  *v*x* | *x*v* ) as_opts=-vx ;;
+  *v* ) as_opts=-v ;;
+  *x* ) as_opts=-x ;;
+  * ) as_opts= ;;
+esac
+exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
+# Admittedly, this is quite paranoid, since all the known shells bail
+# out after a failed `exec'.
+$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+as_fn_exit 255
+  fi
+  # We don't want this to propagate to other subprocesses.
+          { _as_can_reexec=; unset _as_can_reexec;}
+if test "x$CONFIG_SHELL" = x; then
+  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
+  emulate sh
+  NULLCMD=:
+  # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
+  # is contrary to our usage.  Disable this feature.
+  alias -g '\${1+\"\$@\"}'='\"\$@\"'
+  setopt NO_GLOB_SUBST
+else
+  case \`(set -o) 2>/dev/null\` in #(
+  *posix*) :
+    set -o posix ;; #(
+  *) :
+     ;;
+esac
+fi
+"
+  as_required="as_fn_return () { (exit \$1); }
+as_fn_success () { as_fn_return 0; }
+as_fn_failure () { as_fn_return 1; }
+as_fn_ret_success () { return 0; }
+as_fn_ret_failure () { return 1; }
+
+exitcode=0
+as_fn_success || { exitcode=1; echo as_fn_success failed.; }
+as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
+as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
+as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
+if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
+
+else
+  exitcode=1; echo positional parameters were not saved.
+fi
+test x\$exitcode = x0 || exit 1
+test -x / || exit 1"
+  as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
+  as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
+  eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
+  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
+test \$(( 1 + 1 )) = 2 || exit 1"
+  if (eval "$as_required") 2>/dev/null; then :
+  as_have_required=yes
+else
+  as_have_required=no
+fi
+  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
+
+else
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+as_found=false
+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
 do
-  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
-    eval $as_var=C; export $as_var
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  as_found=:
+  case $as_dir in #(
+	 /*)
+	   for as_base in sh bash ksh sh5; do
+	     # Try only shells that exist, to save several forks.
+	     as_shell=$as_dir/$as_base
+	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
+		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
+  CONFIG_SHELL=$as_shell as_have_required=yes
+		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
+  break 2
+fi
+fi
+	   done;;
+       esac
+  as_found=false
+done
+$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
+	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
+  CONFIG_SHELL=$SHELL as_have_required=yes
+fi; }
+IFS=$as_save_IFS
+
+
+      if test "x$CONFIG_SHELL" != x; then :
+  export CONFIG_SHELL
+             # We cannot yet assume a decent shell, so we have to provide a
+# neutralization value for shells without unset; and this also
+# works around shells that cannot unset nonexistent variables.
+# Preserve -v and -x to the replacement shell.
+BASH_ENV=/dev/null
+ENV=/dev/null
+(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
+case $- in # ((((
+  *v*x* | *x*v* ) as_opts=-vx ;;
+  *v* ) as_opts=-v ;;
+  *x* ) as_opts=-x ;;
+  * ) as_opts= ;;
+esac
+exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
+# Admittedly, this is quite paranoid, since all the known shells bail
+# out after a failed `exec'.
+$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
+exit 255
+fi
+
+    if test x$as_have_required = xno; then :
+  $as_echo "$0: This script requires a shell more modern than all"
+  $as_echo "$0: the shells that I found on your system."
+  if test x${ZSH_VERSION+set} = xset ; then
+    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
+    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
   else
-    $as_unset $as_var
+    $as_echo "$0: Please tell bug-autoconf@gnu.org about your system,
+$0: including any error possibly output before this
+$0: message. Then install a modern shell, or manually run
+$0: the script under such a shell if you do have one."
   fi
-done
+  exit 1
+fi
+fi
+fi
+SHELL=${CONFIG_SHELL-/bin/sh}
+export SHELL
+# Unset more variables known to interfere with behavior of common tools.
+CLICOLOR_FORCE= GREP_OPTIONS=
+unset CLICOLOR_FORCE GREP_OPTIONS
+
+## --------------------- ##
+## M4sh Shell Functions. ##
+## --------------------- ##
+# as_fn_unset VAR
+# ---------------
+# Portably unset VAR.
+as_fn_unset ()
+{
+  { eval $1=; unset $1;}
+}
+as_unset=as_fn_unset
+
+# as_fn_set_status STATUS
+# -----------------------
+# Set $? to STATUS, without forking.
+as_fn_set_status ()
+{
+  return $1
+} # as_fn_set_status
+
+# as_fn_exit STATUS
+# -----------------
+# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
+as_fn_exit ()
+{
+  set +e
+  as_fn_set_status $1
+  exit $1
+} # as_fn_exit
+
+# as_fn_mkdir_p
+# -------------
+# Create "$as_dir" as a directory, including parents if necessary.
+as_fn_mkdir_p ()
+{
+
+  case $as_dir in #(
+  -*) as_dir=./$as_dir;;
+  esac
+  test -d "$as_dir" || eval $as_mkdir_p || {
+    as_dirs=
+    while :; do
+      case $as_dir in #(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *) as_qdir=$as_dir;;
+      esac
+      as_dirs="'$as_qdir' $as_dirs"
+      as_dir=`$as_dirname -- "$as_dir" ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_dir" : 'X\(//\)[^/]' \| \
+	 X"$as_dir" : 'X\(//\)$' \| \
+	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+      test -d "$as_dir" && break
+    done
+    test -z "$as_dirs" || eval "mkdir $as_dirs"
+  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+
+
+} # as_fn_mkdir_p
 
-# Required to use basename.
-if expr a : '\(a\)' >/dev/null 2>&1; then
+# as_fn_executable_p FILE
+# -----------------------
+# Test if FILE is an executable regular file.
+as_fn_executable_p ()
+{
+  test -f "$1" && test -x "$1"
+} # as_fn_executable_p
+# as_fn_append VAR VALUE
+# ----------------------
+# Append the text in VALUE to the end of the definition contained in VAR. Take
+# advantage of any shell optimizations that allow amortized linear growth over
+# repeated appends, instead of the typical quadratic growth present in naive
+# implementations.
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+  eval 'as_fn_append ()
+  {
+    eval $1+=\$2
+  }'
+else
+  as_fn_append ()
+  {
+    eval $1=\$$1\$2
+  }
+fi # as_fn_append
+
+# as_fn_arith ARG...
+# ------------------
+# Perform arithmetic evaluation on the ARGs, and store the result in the
+# global $as_val. Take advantage of shells that can avoid forks. The arguments
+# must be portable across $(()) and expr.
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+  eval 'as_fn_arith ()
+  {
+    as_val=$(( $* ))
+  }'
+else
+  as_fn_arith ()
+  {
+    as_val=`expr "$@" || test $? -eq 1`
+  }
+fi # as_fn_arith
+
+
+# as_fn_error STATUS ERROR [LINENO LOG_FD]
+# ----------------------------------------
+# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
+# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
+# script with STATUS, using 1 if that was 0.
+as_fn_error ()
+{
+  as_status=$1; test $as_status -eq 0 && as_status=1
+  if test "$4"; then
+    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+  fi
+  $as_echo "$as_me: error: $2" >&2
+  as_fn_exit $as_status
+} # as_fn_error
+
+if expr a : '\(a\)' >/dev/null 2>&1 &&
+   test "X`expr 00001 : '.*\(...\)'`" = X001; then
   as_expr=expr
 else
   as_expr=false
 fi
 
-if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
+if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
   as_basename=basename
 else
   as_basename=false
 fi
 
+if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
+  as_dirname=dirname
+else
+  as_dirname=false
+fi
 
-# Name of the executable.
-as_me=`$as_basename "$0" ||
+as_me=`$as_basename -- "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
-	 X"$0" : 'X\(/\)$' \| \
-	 .     : '\(.\)' 2>/dev/null ||
-echo X/"$0" |
-    sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
-  	  /^X\/\(\/\/\)$/{ s//\1/; q; }
-  	  /^X\/\(\/\).*/{ s//\1/; q; }
-  	  s/.*/./; q'`
+	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
 
-
-# PATH needs CR, and LINENO needs CR and PATH.
 # Avoid depending upon Character Ranges.
 as_cr_letters='abcdefghijklmnopqrstuvwxyz'
 as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
@@ -83,146 +461,91 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-# The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
-  echo "#! /bin/sh" >conf$$.sh
-  echo  "exit 0"   >>conf$$.sh
-  chmod +x conf$$.sh
-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
-    PATH_SEPARATOR=';'
-  else
-    PATH_SEPARATOR=:
-  fi
-  rm -f conf$$.sh
-fi
-
-
-  as_lineno_1=$LINENO
-  as_lineno_2=$LINENO
-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
-  test "x$as_lineno_1" != "x$as_lineno_2" &&
-  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
-  # Find who we are.  Look in the path if we contain no path at all
-  # relative or not.
-  case $0 in
-    *[\\/]* ) as_myself=$0 ;;
-    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
-done
-
-       ;;
-  esac
-  # We did not find ourselves, most probably we were run as `sh COMMAND'
-  # in which case we are not to be found in the path.
-  if test "x$as_myself" = x; then
-    as_myself=$0
-  fi
-  if test ! -f "$as_myself"; then
-    { echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2
-   { (exit 1); exit 1; }; }
-  fi
-  case $CONFIG_SHELL in
-  '')
-    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  for as_base in sh bash ksh sh5; do
-	 case $as_dir in
-	 /*)
-	   if ("$as_dir/$as_base" -c '
-  as_lineno_1=$LINENO
-  as_lineno_2=$LINENO
-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
-  test "x$as_lineno_1" != "x$as_lineno_2" &&
-  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
-	     $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
-	     $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
-	     CONFIG_SHELL=$as_dir/$as_base
-	     export CONFIG_SHELL
-	     exec "$CONFIG_SHELL" "$0" ${1+"$@"}
-	   fi;;
-	 esac
-       done
-done
-;;
-  esac
 
-  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
-  # uniformly replaced by the line number.  The first 'sed' inserts a
-  # line-number line before each line; the second 'sed' does the real
-  # work.  The second script uses 'N' to pair each line-number line
-  # with the numbered line, and appends trailing '-' during
-  # substitution so that $LINENO is not a special case at line end.
-  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
-  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
-  sed '=' <$as_myself |
+  as_lineno_1=$LINENO as_lineno_1a=$LINENO
+  as_lineno_2=$LINENO as_lineno_2a=$LINENO
+  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
+  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
+  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
+  sed -n '
+    p
+    /[$]LINENO/=
+  ' <$as_myself |
     sed '
+      s/[$]LINENO.*/&-/
+      t lineno
+      b
+      :lineno
       N
-      s,$,-,
-      : loop
-      s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
+      :loop
+      s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
       t loop
-      s,-$,,
-      s,^['$as_cr_digits']*\n,,
+      s/-\n.*//
     ' >$as_me.lineno &&
-  chmod +x $as_me.lineno ||
-    { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
-   { (exit 1); exit 1; }; }
+  chmod +x "$as_me.lineno" ||
+    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
 
+  # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
+  # already done that, so ensure we don't try to do so again and fall
+  # in an infinite loop.  This has already happened in practice.
+  _as_can_reexec=no; export _as_can_reexec
   # Don't try to exec as it changes $[0], causing all sort of problems
   # (the dirname of $[0] is not the place where we might find the
-  # original and so on.  Autoconf is especially sensible to this).
-  . ./$as_me.lineno
+  # original and so on.  Autoconf is especially sensitive to this).
+  . "./$as_me.lineno"
   # Exit status is that of the last command.
   exit
 }
 
-
-case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
-  *c*,-n*) ECHO_N= ECHO_C='
-' ECHO_T='	' ;;
-  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
-  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
+ECHO_C= ECHO_N= ECHO_T=
+case `echo -n x` in #(((((
+-n*)
+  case `echo 'xy\c'` in
+  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
+  xy)  ECHO_C='\c';;
+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
+       ECHO_T='	';;
+  esac;;
+*)
+  ECHO_N='-n';;
 esac
 
-if expr a : '\(a\)' >/dev/null 2>&1; then
-  as_expr=expr
+rm -f conf$$ conf$$.exe conf$$.file
+if test -d conf$$.dir; then
+  rm -f conf$$.dir/conf$$.file
 else
-  as_expr=false
+  rm -f conf$$.dir
+  mkdir conf$$.dir 2>/dev/null
 fi
-
-rm -f conf$$ conf$$.exe conf$$.file
-echo >conf$$.file
-if ln -s conf$$.file conf$$ 2>/dev/null; then
-  # We could just check for DJGPP; but this test a) works b) is more generic
-  # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
-  if test -f conf$$.exe; then
-    # Don't use ln at all; we don't have any links
-    as_ln_s='cp -p'
-  else
+if (echo >conf$$.file) 2>/dev/null; then
+  if ln -s conf$$.file conf$$ 2>/dev/null; then
     as_ln_s='ln -s'
+    # ... but there are two gotchas:
+    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
+    # In both cases, we have to default to `cp -pR'.
+    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
+      as_ln_s='cp -pR'
+  elif ln conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s=ln
+  else
+    as_ln_s='cp -pR'
   fi
-elif ln conf$$.file conf$$ 2>/dev/null; then
-  as_ln_s=ln
 else
-  as_ln_s='cp -p'
+  as_ln_s='cp -pR'
 fi
-rm -f conf$$ conf$$.exe conf$$.file
+rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
+rmdir conf$$.dir 2>/dev/null
 
 if mkdir -p . 2>/dev/null; then
-  as_mkdir_p=:
+  as_mkdir_p='mkdir -p "$as_dir"'
 else
   test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
-as_executable_p="test -f"
+as_test_x='test -x'
+as_executable_p=as_fn_executable_p
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -231,38 +554,25 @@ as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
 as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.
-as_nl='
-'
-IFS=" 	$as_nl"
-
-# CDPATH.
-$as_unset CDPATH
-
+test -n "$DJDIR" || exec 7<&0 </dev/null
+exec 6>&1
 
 # Name of the host.
-# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
+# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
 # so uname gets run too.
 ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
 
-exec 6>&1
-
 #
 # Initializations.
 #
 ac_default_prefix=/usr/local
+ac_clean_files=
 ac_config_libobj_dir=.
+LIBOBJS=
 cross_compiling=no
 subdirs=
 MFLAGS=
 MAKEFLAGS=
-SHELL=${CONFIG_SHELL-/bin/sh}
-
-# Maximum number of lines to put in a shell here document.
-# This variable seems obsolete.  It should probably be removed, and
-# only ac_max_sed_lines should be used.
-: ${ac_max_here_lines=38}
 
 # Identity of this package.
 PACKAGE_NAME='tk'
@@ -270,50 +580,221 @@ PACKAGE_TARNAME='tk'
 PACKAGE_VERSION='8.6'
 PACKAGE_STRING='tk 8.6'
 PACKAGE_BUGREPORT=''
+PACKAGE_URL=''
 
 # Factoring default headers for most tests.
 ac_includes_default="\
 #include <stdio.h>
-#if HAVE_SYS_TYPES_H
+#ifdef HAVE_SYS_TYPES_H
 # include <sys/types.h>
 #endif
-#if HAVE_SYS_STAT_H
+#ifdef HAVE_SYS_STAT_H
 # include <sys/stat.h>
 #endif
-#if STDC_HEADERS
+#ifdef STDC_HEADERS
 # include <stdlib.h>
 # include <stddef.h>
 #else
-# if HAVE_STDLIB_H
+# ifdef HAVE_STDLIB_H
 #  include <stdlib.h>
 # endif
 #endif
-#if HAVE_STRING_H
-# if !STDC_HEADERS && HAVE_MEMORY_H
+#ifdef HAVE_STRING_H
+# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
 #  include <memory.h>
 # endif
 # include <string.h>
 #endif
-#if HAVE_STRINGS_H
+#ifdef HAVE_STRINGS_H
 # include <strings.h>
 #endif
-#if HAVE_INTTYPES_H
+#ifdef HAVE_INTTYPES_H
 # include <inttypes.h>
-#else
-# if HAVE_STDINT_H
-#  include <stdint.h>
-# endif
 #endif
-#if HAVE_UNISTD_H
+#ifdef HAVE_STDINT_H
+# include <stdint.h>
+#endif
+#ifdef HAVE_UNISTD_H
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS TCL_VERSION TCL_PATCH_LEVEL TCL_BIN_DIR TCL_SRC_DIR TCL_LIB_FILE TCL_LIB_FLAG TCL_LIB_SPEC TCL_STUB_LIB_FILE TCL_STUB_LIB_FLAG TCL_STUB_LIB_SPEC TCLSH_PROG BUILD_TCLSH MAN_FLAGS CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CPP EGREP TCL_THREADS RANLIB ac_ct_RANLIB AR ac_ct_AR LIBOBJS TCL_LIBS DL_LIBS DL_OBJS PLAT_OBJS PLAT_SRCS LDAIX_SRC CFLAGS_DEBUG CFLAGS_OPTIMIZE CFLAGS_WARNING LDFLAGS_DEBUG LDFLAGS_OPTIMIZE CC_SEARCH_FLAGS LD_SEARCH_FLAGS STLIB_LD SHLIB_LD TCL_SHLIB_LD_EXTRAS TK_SHLIB_LD_EXTRAS SHLIB_LD_LIBS SHLIB_CFLAGS SHLIB_SUFFIX MAKE_LIB MAKE_STUB_LIB INSTALL_LIB DLL_INSTALL_DIR INSTALL_STUB_LIB CFLAGS_DEFAULT LDFLAGS_DEFAULT XFT_CFLAGS XFT_LIBS UNIX_FONT_OBJS TK_VERSION TK_MAJOR_VERSION TK_MINOR_VERSION TK_PATCH_LEVEL TK_YEAR TK_LIB_FILE TK_LIB_FLAG TK_LIB_SPEC TK_STUB_LIB_FILE TK_STUB_LIB_FLAG TK_STUB_LIB_SPEC TK_STUB_LIB_PATH TK_INCLUDE_SPEC TK_BUILD_STUB_LIB_SPEC TK_BUILD_STUB_LIB_PATH TK_SRC_DIR TK_SHARED_BUILD LD_LIBRARY_PATH_VAR TK_BUILD_LIB_SPEC TCL_STUB_FLAGS XINCLUDES XLIBSW LOCALES TK_WINDOWINGSYSTEM TK_PKG_DIR TK_LIBRARY LIB_RUNTIME_DIR PRIVATE_INCLUDE_DIR HTML_DIR EXTRA_CC_SWITCHES EXTRA_APP_CC_SWITCHES EXTRA_INSTALL EXTRA_INSTALL_BINARIES EXTRA_BUILD_HTML EXTRA_WISH_LIBS CFBUNDLELOCALIZATIONS TK_RSRC_FILE WISH_RSRC_FILE LIB_RSRC_FILE APP_RSRC_FILE REZ REZ_FLAGS LTLIBOBJS'
+ac_subst_vars='LTLIBOBJS
+REZ_FLAGS
+REZ
+APP_RSRC_FILE
+LIB_RSRC_FILE
+WISH_RSRC_FILE
+TK_RSRC_FILE
+CFBUNDLELOCALIZATIONS
+EXTRA_WISH_LIBS
+EXTRA_BUILD_HTML
+EXTRA_INSTALL_BINARIES
+EXTRA_INSTALL
+EXTRA_APP_CC_SWITCHES
+EXTRA_CC_SWITCHES
+HTML_DIR
+PRIVATE_INCLUDE_DIR
+LIB_RUNTIME_DIR
+TK_LIBRARY
+TK_PKG_DIR
+TK_WINDOWINGSYSTEM
+LOCALES
+XLIBSW
+XINCLUDES
+TCL_STUB_FLAGS
+TK_BUILD_LIB_SPEC
+LD_LIBRARY_PATH_VAR
+TK_SHARED_BUILD
+TK_SRC_DIR
+TK_BUILD_STUB_LIB_PATH
+TK_BUILD_STUB_LIB_SPEC
+TK_INCLUDE_SPEC
+TK_STUB_LIB_PATH
+TK_STUB_LIB_SPEC
+TK_STUB_LIB_FLAG
+TK_STUB_LIB_FILE
+TK_LIB_SPEC
+TK_LIB_FLAG
+TK_LIB_FILE
+TK_YEAR
+TK_PATCH_LEVEL
+TK_MINOR_VERSION
+TK_MAJOR_VERSION
+TK_VERSION
+UNIX_FONT_OBJS
+XFT_LIBS
+XFT_CFLAGS
+XMKMF
+LDFLAGS_DEFAULT
+CFLAGS_DEFAULT
+INSTALL_STUB_LIB
+DLL_INSTALL_DIR
+INSTALL_LIB
+MAKE_STUB_LIB
+MAKE_LIB
+SHLIB_SUFFIX
+SHLIB_CFLAGS
+SHLIB_LD_LIBS
+TK_SHLIB_LD_EXTRAS
+TCL_SHLIB_LD_EXTRAS
+SHLIB_LD
+STLIB_LD
+LD_SEARCH_FLAGS
+CC_SEARCH_FLAGS
+LDFLAGS_OPTIMIZE
+LDFLAGS_DEBUG
+CFLAGS_WARNING
+CFLAGS_OPTIMIZE
+CFLAGS_DEBUG
+LDAIX_SRC
+PLAT_SRCS
+PLAT_OBJS
+DL_OBJS
+DL_LIBS
+TCL_LIBS
+LIBOBJS
+AR
+RANLIB
+TCL_THREADS
+EGREP
+GREP
+CPP
+OBJEXT
+EXEEXT
+ac_ct_CC
+CPPFLAGS
+LDFLAGS
+CFLAGS
+CC
+MAN_FLAGS
+BUILD_TCLSH
+TCLSH_PROG
+TCL_STUB_LIB_SPEC
+TCL_STUB_LIB_FLAG
+TCL_STUB_LIB_FILE
+TCL_LIB_SPEC
+TCL_LIB_FLAG
+TCL_LIB_FILE
+TCL_SRC_DIR
+TCL_BIN_DIR
+TCL_PATCH_LEVEL
+TCL_VERSION
+target_alias
+host_alias
+build_alias
+LIBS
+ECHO_T
+ECHO_N
+ECHO_C
+DEFS
+mandir
+localedir
+libdir
+psdir
+pdfdir
+dvidir
+htmldir
+infodir
+docdir
+oldincludedir
+includedir
+localstatedir
+sharedstatedir
+sysconfdir
+datadir
+datarootdir
+libexecdir
+sbindir
+bindir
+program_transform_name
+prefix
+exec_prefix
+PACKAGE_URL
+PACKAGE_BUGREPORT
+PACKAGE_STRING
+PACKAGE_VERSION
+PACKAGE_TARNAME
+PACKAGE_NAME
+PATH_SEPARATOR
+SHELL'
 ac_subst_files=''
+ac_user_opts='
+enable_option_checking
+with_tcl
+enable_man_symlinks
+enable_man_compression
+enable_man_suffix
+enable_threads
+enable_shared
+enable_64bit
+enable_64bit_vis
+enable_rpath
+enable_corefoundation
+enable_load
+enable_symbols
+enable_aqua
+with_x
+enable_xft
+enable_xss
+enable_framework
+'
+      ac_precious_vars='build_alias
+host_alias
+target_alias
+CC
+CFLAGS
+LDFLAGS
+LIBS
+CPPFLAGS
+CPP
+XMKMF'
+
 
 # Initialize some variables set by options.
 ac_init_help=
 ac_init_version=false
+ac_unrecognized_opts=
+ac_unrecognized_sep=
 # The variables have the same names as the options, with
 # dashes changed to underlines.
 cache_file=/dev/null
@@ -336,34 +817,49 @@ x_libraries=NONE
 # and all the variables that are supposed to be based on exec_prefix
 # by default will actually change.
 # Use braces instead of parens because sh, perl, etc. also accept them.
+# (The list follows the same order as the GNU Coding Standards.)
 bindir='${exec_prefix}/bin'
 sbindir='${exec_prefix}/sbin'
 libexecdir='${exec_prefix}/libexec'
-datadir='${prefix}/share'
+datarootdir='${prefix}/share'
+datadir='${datarootdir}'
 sysconfdir='${prefix}/etc'
 sharedstatedir='${prefix}/com'
 localstatedir='${prefix}/var'
-libdir='${exec_prefix}/lib'
 includedir='${prefix}/include'
 oldincludedir='/usr/include'
-infodir='${prefix}/info'
-mandir='${prefix}/man'
+docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
+infodir='${datarootdir}/info'
+htmldir='${docdir}'
+dvidir='${docdir}'
+pdfdir='${docdir}'
+psdir='${docdir}'
+libdir='${exec_prefix}/lib'
+localedir='${datarootdir}/locale'
+mandir='${datarootdir}/man'
 
 ac_prev=
+ac_dashdash=
 for ac_option
 do
   # If the previous option needs an argument, assign it.
   if test -n "$ac_prev"; then
-    eval "$ac_prev=\$ac_option"
+    eval $ac_prev=\$ac_option
     ac_prev=
     continue
   fi
 
-  ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'`
+  case $ac_option in
+  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
+  *=)   ac_optarg= ;;
+  *)    ac_optarg=yes ;;
+  esac
 
   # Accept the important Cygnus configure options, so we can diagnose typos.
 
-  case $ac_option in
+  case $ac_dashdash$ac_option in
+  --)
+    ac_dashdash=yes ;;
 
   -bindir | --bindir | --bindi | --bind | --bin | --bi)
     ac_prev=bindir ;;
@@ -385,33 +881,59 @@ do
   --config-cache | -C)
     cache_file=config.cache ;;
 
-  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
+  -datadir | --datadir | --datadi | --datad)
     ac_prev=datadir ;;
-  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
-  | --da=*)
+  -datadir=* | --datadir=* | --datadi=* | --datad=*)
     datadir=$ac_optarg ;;
 
+  -datarootdir | --datarootdir | --datarootdi | --datarootd | --dataroot \
+  | --dataroo | --dataro | --datar)
+    ac_prev=datarootdir ;;
+  -datarootdir=* | --datarootdir=* | --datarootdi=* | --datarootd=* \
+  | --dataroot=* | --dataroo=* | --dataro=* | --datar=*)
+    datarootdir=$ac_optarg ;;
+
   -disable-* | --disable-*)
-    ac_feature=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
+    ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
-   { (exit 1); exit 1; }; }
-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
-    eval "enable_$ac_feature=no" ;;
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      as_fn_error $? "invalid feature name: $ac_useropt"
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"enable_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--disable-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval enable_$ac_useropt=no ;;
+
+  -docdir | --docdir | --docdi | --doc | --do)
+    ac_prev=docdir ;;
+  -docdir=* | --docdir=* | --docdi=* | --doc=* | --do=*)
+    docdir=$ac_optarg ;;
+
+  -dvidir | --dvidir | --dvidi | --dvid | --dvi | --dv)
+    ac_prev=dvidir ;;
+  -dvidir=* | --dvidir=* | --dvidi=* | --dvid=* | --dvi=* | --dv=*)
+    dvidir=$ac_optarg ;;
 
   -enable-* | --enable-*)
-    ac_feature=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
+    ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
-   { (exit 1); exit 1; }; }
-    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
-    case $ac_option in
-      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
-      *) ac_optarg=yes ;;
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      as_fn_error $? "invalid feature name: $ac_useropt"
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"enable_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--enable-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
     esac
-    eval "enable_$ac_feature='$ac_optarg'" ;;
+    eval enable_$ac_useropt=\$ac_optarg ;;
 
   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
@@ -438,6 +960,12 @@ do
   -host=* | --host=* | --hos=* | --ho=*)
     host_alias=$ac_optarg ;;
 
+  -htmldir | --htmldir | --htmldi | --htmld | --html | --htm | --ht)
+    ac_prev=htmldir ;;
+  -htmldir=* | --htmldir=* | --htmldi=* | --htmld=* | --html=* | --htm=* \
+  | --ht=*)
+    htmldir=$ac_optarg ;;
+
   -includedir | --includedir | --includedi | --included | --include \
   | --includ | --inclu | --incl | --inc)
     ac_prev=includedir ;;
@@ -462,13 +990,16 @@ do
   | --libexe=* | --libex=* | --libe=*)
     libexecdir=$ac_optarg ;;
 
+  -localedir | --localedir | --localedi | --localed | --locale)
+    ac_prev=localedir ;;
+  -localedir=* | --localedir=* | --localedi=* | --localed=* | --locale=*)
+    localedir=$ac_optarg ;;
+
   -localstatedir | --localstatedir | --localstatedi | --localstated \
-  | --localstate | --localstat | --localsta | --localst \
-  | --locals | --local | --loca | --loc | --lo)
+  | --localstate | --localstat | --localsta | --localst | --locals)
     ac_prev=localstatedir ;;
   -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
-  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
-  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
+  | --localstate=* | --localstat=* | --localsta=* | --localst=* | --locals=*)
     localstatedir=$ac_optarg ;;
 
   -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
@@ -533,6 +1064,16 @@ do
   | --progr-tra=* | --program-tr=* | --program-t=*)
     program_transform_name=$ac_optarg ;;
 
+  -pdfdir | --pdfdir | --pdfdi | --pdfd | --pdf | --pd)
+    ac_prev=pdfdir ;;
+  -pdfdir=* | --pdfdir=* | --pdfdi=* | --pdfd=* | --pdf=* | --pd=*)
+    pdfdir=$ac_optarg ;;
+
+  -psdir | --psdir | --psdi | --psd | --ps)
+    ac_prev=psdir ;;
+  -psdir=* | --psdir=* | --psdi=* | --psd=* | --ps=*)
+    psdir=$ac_optarg ;;
+
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil)
     silent=yes ;;
@@ -583,26 +1124,36 @@ do
     ac_init_version=: ;;
 
   -with-* | --with-*)
-    ac_package=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
+    ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid package name: $ac_package" >&2
-   { (exit 1); exit 1; }; }
-    ac_package=`echo $ac_package| sed 's/-/_/g'`
-    case $ac_option in
-      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
-      *) ac_optarg=yes ;;
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      as_fn_error $? "invalid package name: $ac_useropt"
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"with_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--with-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
     esac
-    eval "with_$ac_package='$ac_optarg'" ;;
+    eval with_$ac_useropt=\$ac_optarg ;;
 
   -without-* | --without-*)
-    ac_package=`expr "x$ac_option" : 'x-*without-\(.*\)'`
+    ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid package name: $ac_package" >&2
-   { (exit 1); exit 1; }; }
-    ac_package=`echo $ac_package | sed 's/-/_/g'`
-    eval "with_$ac_package=no" ;;
+    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
+      as_fn_error $? "invalid package name: $ac_useropt"
+    ac_useropt_orig=$ac_useropt
+    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
+    case $ac_user_opts in
+      *"
+"with_$ac_useropt"
+"*) ;;
+      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--without-$ac_useropt_orig"
+	 ac_unrecognized_sep=', ';;
+    esac
+    eval with_$ac_useropt=no ;;
 
   --x)
     # Obsolete; use --with-x.
@@ -622,27 +1173,26 @@ do
   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
     x_libraries=$ac_optarg ;;
 
-  -*) { echo "$as_me: error: unrecognized option: $ac_option
-Try \`$0 --help' for more information." >&2
-   { (exit 1); exit 1; }; }
+  -*) as_fn_error $? "unrecognized option: \`$ac_option'
+Try \`$0 --help' for more information"
     ;;
 
   *=*)
     ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
-      { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
-   { (exit 1); exit 1; }; }
-    ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
-    eval "$ac_envvar='$ac_optarg'"
+    case $ac_envvar in #(
+      '' | [0-9]* | *[!_$as_cr_alnum]* )
+      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
+    esac
+    eval $ac_envvar=\$ac_optarg
     export $ac_envvar ;;
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
+      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
     ;;
 
   esac
@@ -650,31 +1200,36 @@ done
 
 if test -n "$ac_prev"; then
   ac_option=--`echo $ac_prev | sed 's/_/-/g'`
-  { echo "$as_me: error: missing argument to $ac_option" >&2
-   { (exit 1); exit 1; }; }
+  as_fn_error $? "missing argument to $ac_option"
 fi
 
-# Be sure to have absolute paths.
-for ac_var in exec_prefix prefix
-do
-  eval ac_val=$`echo $ac_var`
-  case $ac_val in
-    [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
-    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
-   { (exit 1); exit 1; }; };;
+if test -n "$ac_unrecognized_opts"; then
+  case $enable_option_checking in
+    no) ;;
+    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
+    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
   esac
-done
+fi
 
-# Be sure to have absolute paths.
-for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
-	      localstatedir libdir includedir oldincludedir infodir mandir
+# Check all directory arguments for consistency.
+for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
+		datadir sysconfdir sharedstatedir localstatedir includedir \
+		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
+		libdir localedir mandir
 do
-  eval ac_val=$`echo $ac_var`
+  eval ac_val=\$$ac_var
+  # Remove trailing slashes.
+  case $ac_val in
+    */ )
+      ac_val=`expr "X$ac_val" : 'X\(.*[^/]\)' \| "X$ac_val" : 'X\(.*\)'`
+      eval $ac_var=\$ac_val;;
+  esac
+  # Be sure to have absolute directory names.
   case $ac_val in
-    [\\/$]* | ?:[\\/]* ) ;;
-    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
-   { (exit 1); exit 1; }; };;
+    [\\/$]* | ?:[\\/]* )  continue;;
+    NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
   esac
+  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
 done
 
 # There might be people who depend on the old broken behavior: `$host'
@@ -688,8 +1243,6 @@ target=$target_alias
 if test "x$host_alias" != x; then
   if test "x$build_alias" = x; then
     cross_compiling=maybe
-    echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
-    If a cross compiler is detected then cross compile mode will be used." >&2
   elif test "x$build_alias" != "x$host_alias"; then
     cross_compiling=yes
   fi
@@ -701,74 +1254,72 @@ test -n "$host_alias" && ac_tool_prefix=$host_alias-
 test "$silent" = yes && exec 6>/dev/null
 
 
+ac_pwd=`pwd` && test -n "$ac_pwd" &&
+ac_ls_di=`ls -di .` &&
+ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
+  as_fn_error $? "working directory cannot be determined"
+test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
+  as_fn_error $? "pwd does not report name of working directory"
+
+
 # Find the source files, if location was not specified.
 if test -z "$srcdir"; then
   ac_srcdir_defaulted=yes
-  # Try the directory containing this script, then its parent.
-  ac_confdir=`(dirname "$0") 2>/dev/null ||
-$as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$0" : 'X\(//\)[^/]' \| \
-	 X"$0" : 'X\(//\)$' \| \
-	 X"$0" : 'X\(/\)' \| \
-	 .     : '\(.\)' 2>/dev/null ||
-echo X"$0" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
-  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
-  	  /^X\(\/\/\)$/{ s//\1/; q; }
-  	  /^X\(\/\).*/{ s//\1/; q; }
-  	  s/.*/./; q'`
+  # Try the directory containing this script, then the parent directory.
+  ac_confdir=`$as_dirname -- "$as_myself" ||
+$as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_myself" : 'X\(//\)[^/]' \| \
+	 X"$as_myself" : 'X\(//\)$' \| \
+	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_myself" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
   srcdir=$ac_confdir
-  if test ! -r $srcdir/$ac_unique_file; then
+  if test ! -r "$srcdir/$ac_unique_file"; then
     srcdir=..
   fi
 else
   ac_srcdir_defaulted=no
 fi
-if test ! -r $srcdir/$ac_unique_file; then
-  if test "$ac_srcdir_defaulted" = yes; then
-    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2
-   { (exit 1); exit 1; }; }
-  else
-    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
-   { (exit 1); exit 1; }; }
-  fi
-fi
-(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null ||
-  { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2
-   { (exit 1); exit 1; }; }
-srcdir=`echo "$srcdir" | sed 's%\([^\\/]\)[\\/]*$%\1%'`
-ac_env_build_alias_set=${build_alias+set}
-ac_env_build_alias_value=$build_alias
-ac_cv_env_build_alias_set=${build_alias+set}
-ac_cv_env_build_alias_value=$build_alias
-ac_env_host_alias_set=${host_alias+set}
-ac_env_host_alias_value=$host_alias
-ac_cv_env_host_alias_set=${host_alias+set}
-ac_cv_env_host_alias_value=$host_alias
-ac_env_target_alias_set=${target_alias+set}
-ac_env_target_alias_value=$target_alias
-ac_cv_env_target_alias_set=${target_alias+set}
-ac_cv_env_target_alias_value=$target_alias
-ac_env_CC_set=${CC+set}
-ac_env_CC_value=$CC
-ac_cv_env_CC_set=${CC+set}
-ac_cv_env_CC_value=$CC
-ac_env_CFLAGS_set=${CFLAGS+set}
-ac_env_CFLAGS_value=$CFLAGS
-ac_cv_env_CFLAGS_set=${CFLAGS+set}
-ac_cv_env_CFLAGS_value=$CFLAGS
-ac_env_LDFLAGS_set=${LDFLAGS+set}
-ac_env_LDFLAGS_value=$LDFLAGS
-ac_cv_env_LDFLAGS_set=${LDFLAGS+set}
-ac_cv_env_LDFLAGS_value=$LDFLAGS
-ac_env_CPPFLAGS_set=${CPPFLAGS+set}
-ac_env_CPPFLAGS_value=$CPPFLAGS
-ac_cv_env_CPPFLAGS_set=${CPPFLAGS+set}
-ac_cv_env_CPPFLAGS_value=$CPPFLAGS
-ac_env_CPP_set=${CPP+set}
-ac_env_CPP_value=$CPP
-ac_cv_env_CPP_set=${CPP+set}
-ac_cv_env_CPP_value=$CPP
+if test ! -r "$srcdir/$ac_unique_file"; then
+  test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
+  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
+fi
+ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
+ac_abs_confdir=`(
+	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
+	pwd)`
+# When building in place, set srcdir=.
+if test "$ac_abs_confdir" = "$ac_pwd"; then
+  srcdir=.
+fi
+# Remove unnecessary trailing slashes from srcdir.
+# Double slashes in file names in object file debugging info
+# mess up M-x gdb in Emacs.
+case $srcdir in
+*/) srcdir=`expr "X$srcdir" : 'X\(.*[^/]\)' \| "X$srcdir" : 'X\(.*\)'`;;
+esac
+for ac_var in $ac_precious_vars; do
+  eval ac_env_${ac_var}_set=\${${ac_var}+set}
+  eval ac_env_${ac_var}_value=\$${ac_var}
+  eval ac_cv_env_${ac_var}_set=\${${ac_var}+set}
+  eval ac_cv_env_${ac_var}_value=\$${ac_var}
+done
 
 #
 # Report the --help message.
@@ -791,20 +1342,17 @@ Configuration:
       --help=short        display options specific to this package
       --help=recursive    display the short help of all the included packages
   -V, --version           display version information and exit
-  -q, --quiet, --silent   do not print \`checking...' messages
+  -q, --quiet, --silent   do not print \`checking ...' messages
       --cache-file=FILE   cache test results in FILE [disabled]
   -C, --config-cache      alias for \`--cache-file=config.cache'
   -n, --no-create         do not create output files
       --srcdir=DIR        find the sources in DIR [configure dir or \`..']
 
-_ACEOF
-
-  cat <<_ACEOF
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
-			  [$ac_default_prefix]
+                          [$ac_default_prefix]
   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
-			  [PREFIX]
+                          [PREFIX]
 
 By default, \`make install' will install all the files in
 \`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
@@ -814,18 +1362,25 @@ for instance \`--prefix=\$HOME'.
 For better control, use the options below.
 
 Fine tuning of the installation directories:
-  --bindir=DIR           user executables [EPREFIX/bin]
-  --sbindir=DIR          system admin executables [EPREFIX/sbin]
-  --libexecdir=DIR       program executables [EPREFIX/libexec]
-  --datadir=DIR          read-only architecture-independent data [PREFIX/share]
-  --sysconfdir=DIR       read-only single-machine data [PREFIX/etc]
-  --sharedstatedir=DIR   modifiable architecture-independent data [PREFIX/com]
-  --localstatedir=DIR    modifiable single-machine data [PREFIX/var]
-  --libdir=DIR           object code libraries [EPREFIX/lib]
-  --includedir=DIR       C header files [PREFIX/include]
-  --oldincludedir=DIR    C header files for non-gcc [/usr/include]
-  --infodir=DIR          info documentation [PREFIX/info]
-  --mandir=DIR           man documentation [PREFIX/man]
+  --bindir=DIR            user executables [EPREFIX/bin]
+  --sbindir=DIR           system admin executables [EPREFIX/sbin]
+  --libexecdir=DIR        program executables [EPREFIX/libexec]
+  --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
+  --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
+  --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
+  --libdir=DIR            object code libraries [EPREFIX/lib]
+  --includedir=DIR        C header files [PREFIX/include]
+  --oldincludedir=DIR     C header files for non-gcc [/usr/include]
+  --datarootdir=DIR       read-only arch.-independent data root [PREFIX/share]
+  --datadir=DIR           read-only architecture-independent data [DATAROOTDIR]
+  --infodir=DIR           info documentation [DATAROOTDIR/info]
+  --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
+  --mandir=DIR            man documentation [DATAROOTDIR/man]
+  --docdir=DIR            documentation root [DATAROOTDIR/doc/tk]
+  --htmldir=DIR           html documentation [DOCDIR]
+  --dvidir=DIR            dvi documentation [DOCDIR]
+  --pdfdir=DIR            pdf documentation [DOCDIR]
+  --psdir=DIR             ps documentation [DOCDIR]
 _ACEOF
 
   cat <<\_ACEOF
@@ -843,6 +1398,7 @@ if test -n "$ac_init_help"; then
   cat <<\_ACEOF
 
 Optional Features:
+  --disable-option-checking  ignore unrecognized --enable/--with options
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
   --enable-man-symlinks   use symlinks for the manpages (default: off)
@@ -879,169 +1435,546 @@ Some influential environment variables:
   CFLAGS      C compiler flags
   LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
               nonstandard directory <lib dir>
-  CPPFLAGS    C/C++ preprocessor flags, e.g. -I<include dir> if you have
-              headers in a nonstandard directory <include dir>
+  LIBS        libraries to pass to the linker, e.g. -l<library>
+  CPPFLAGS    (Objective) C/C++ preprocessor flags, e.g. -I<include dir> if
+              you have headers in a nonstandard directory <include dir>
   CPP         C preprocessor
+  XMKMF       Path to xmkmf, Makefile generator for X Window System
 
 Use these variables to override the choices made by `configure' or to help
 it to find libraries and programs with nonstandard names/locations.
 
+Report bugs to the package provider.
 _ACEOF
+ac_status=$?
 fi
 
 if test "$ac_init_help" = "recursive"; then
   # If there are subdirs, report their specific --help.
-  ac_popdir=`pwd`
   for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
-    test -d $ac_dir || continue
+    test -d "$ac_dir" ||
+      { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } ||
+      continue
     ac_builddir=.
 
-if test "$ac_dir" != .; then
-  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
-  # A "../" for each directory in $ac_dir_suffix.
-  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
-else
-  ac_dir_suffix= ac_top_builddir=
-fi
+case "$ac_dir" in
+.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
+*)
+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  # A ".." for each directory in $ac_dir_suffix.
+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  case $ac_top_builddir_sub in
+  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
+  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
+  esac ;;
+esac
+ac_abs_top_builddir=$ac_pwd
+ac_abs_builddir=$ac_pwd$ac_dir_suffix
+# for backward compatibility:
+ac_top_builddir=$ac_top_build_prefix
 
 case $srcdir in
-  .)  # No --srcdir option.  We are building in place.
+  .)  # We are building in place.
     ac_srcdir=.
-    if test -z "$ac_top_builddir"; then
-       ac_top_srcdir=.
-    else
-       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
-    fi ;;
-  [\\/]* | ?:[\\/]* )  # Absolute path.
+    ac_top_srcdir=$ac_top_builddir_sub
+    ac_abs_top_srcdir=$ac_pwd ;;
+  [\\/]* | ?:[\\/]* )  # Absolute name.
     ac_srcdir=$srcdir$ac_dir_suffix;
-    ac_top_srcdir=$srcdir ;;
-  *) # Relative path.
-    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
-    ac_top_srcdir=$ac_top_builddir$srcdir ;;
-esac
-
-# Do not use `cd foo && pwd` to compute absolute paths, because
-# the directories may not exist.
-case `pwd` in
-.) ac_abs_builddir="$ac_dir";;
-*)
-  case "$ac_dir" in
-  .) ac_abs_builddir=`pwd`;;
-  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
-  *) ac_abs_builddir=`pwd`/"$ac_dir";;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_top_builddir=${ac_top_builddir}.;;
-*)
-  case ${ac_top_builddir}. in
-  .) ac_abs_top_builddir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
-  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_srcdir=$ac_srcdir;;
-*)
-  case $ac_srcdir in
-  .) ac_abs_srcdir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
-  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_top_srcdir=$ac_top_srcdir;;
-*)
-  case $ac_top_srcdir in
-  .) ac_abs_top_srcdir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
-  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
-  esac;;
+    ac_top_srcdir=$srcdir
+    ac_abs_top_srcdir=$srcdir ;;
+  *) # Relative name.
+    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_build_prefix$srcdir
+    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
 esac
-
-    cd $ac_dir
-    # Check for guested configure; otherwise get Cygnus style configure.
-    if test -f $ac_srcdir/configure.gnu; then
-      echo
-      $SHELL $ac_srcdir/configure.gnu  --help=recursive
-    elif test -f $ac_srcdir/configure; then
-      echo
-      $SHELL $ac_srcdir/configure  --help=recursive
-    elif test -f $ac_srcdir/configure.ac ||
-	   test -f $ac_srcdir/configure.in; then
-      echo
-      $ac_configure --help
+ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
+
+    cd "$ac_dir" || { ac_status=$?; continue; }
+    # Check for guested configure.
+    if test -f "$ac_srcdir/configure.gnu"; then
+      echo &&
+      $SHELL "$ac_srcdir/configure.gnu" --help=recursive
+    elif test -f "$ac_srcdir/configure"; then
+      echo &&
+      $SHELL "$ac_srcdir/configure" --help=recursive
     else
-      echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
-    fi
-    cd $ac_popdir
+      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+    fi || ac_status=$?
+    cd "$ac_pwd" || { ac_status=$?; break; }
   done
 fi
 
-test -n "$ac_init_help" && exit 0
+test -n "$ac_init_help" && exit $ac_status
 if $ac_init_version; then
   cat <<\_ACEOF
 tk configure 8.6
-generated by GNU Autoconf 2.59
+generated by GNU Autoconf 2.69
 
-Copyright (C) 2003 Free Software Foundation, Inc.
+Copyright (C) 2012 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
-  exit 0
+  exit
 fi
-exec 5>config.log
-cat >&5 <<_ACEOF
-This file contains any messages produced by compilers while
-running configure, to aid debugging if configure makes a mistake.
-
-It was created by tk $as_me 8.6, which was
-generated by GNU Autoconf 2.59.  Invocation command line was
 
-  $ $0 $@
+## ------------------------ ##
+## Autoconf initialization. ##
+## ------------------------ ##
 
-_ACEOF
+# ac_fn_c_try_compile LINENO
+# --------------------------
+# Try to compile conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_compile ()
 {
-cat <<_ASUNAME
-## --------- ##
-## Platform. ##
-## --------- ##
-
-hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
-uname -m = `(uname -m) 2>/dev/null || echo unknown`
-uname -r = `(uname -r) 2>/dev/null || echo unknown`
-uname -s = `(uname -s) 2>/dev/null || echo unknown`
-uname -v = `(uname -v) 2>/dev/null || echo unknown`
-
-/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
-/bin/uname -X     = `(/bin/uname -X) 2>/dev/null     || echo unknown`
-
-/bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
-/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
-/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
-hostinfo               = `(hostinfo) 2>/dev/null               || echo unknown`
-/bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
-/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
-/bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  rm -f conftest.$ac_objext
+  if { { ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compile") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest.$ac_objext; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
-_ASUNAME
+	ac_retval=1
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
 
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  echo "PATH: $as_dir"
-done
+} # ac_fn_c_try_compile
 
-} >&5
+# ac_fn_c_try_cpp LINENO
+# ----------------------
+# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_cpp ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_cpp conftest.$ac_ext"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } > conftest.i && {
+	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
-cat >&5 <<_ACEOF
+    ac_retval=1
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
 
+} # ac_fn_c_try_cpp
 
-## ----------- ##
-## Core tests. ##
-## ----------- ##
+# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
+# -------------------------------------------------------
+# Tests whether HEADER exists, giving a warning if it cannot be compiled using
+# the include files in INCLUDES and setting the cache variable VAR
+# accordingly.
+ac_fn_c_check_header_mongrel ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if eval \${$3+:} false; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+else
+  # Is the header compilable?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
+$as_echo_n "checking $2 usability... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+#include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_header_compiler=yes
+else
+  ac_header_compiler=no
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
+$as_echo "$ac_header_compiler" >&6; }
+
+# Is the header present?
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
+$as_echo_n "checking $2 presence... " >&6; }
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <$2>
+_ACEOF
+if ac_fn_c_try_cpp "$LINENO"; then :
+  ac_header_preproc=yes
+else
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.i conftest.$ac_ext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
+$as_echo "$ac_header_preproc" >&6; }
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
+  yes:no: )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
+$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+  no:yes:* )
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
+$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
+$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
+$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
+$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
+$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
+    ;;
+esac
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=\$ac_header_compiler"
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+fi
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_header_mongrel
+
+# ac_fn_c_try_run LINENO
+# ----------------------
+# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
+# that executables *can* be run.
+ac_fn_c_try_run ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: program exited with status $ac_status" >&5
+       $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+       ac_retval=$ac_status
+fi
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_run
+
+# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
+# -------------------------------------------------------
+# Tests whether HEADER exists and can be compiled using the include files in
+# INCLUDES, setting the cache variable VAR accordingly.
+ac_fn_c_check_header_compile ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+#include <$2>
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_header_compile
+
+# ac_fn_c_try_link LINENO
+# -----------------------
+# Try to link conftest.$ac_ext, and return whether this succeeded.
+ac_fn_c_try_link ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  rm -f conftest.$ac_objext conftest$ac_exeext
+  if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>conftest.err
+  ac_status=$?
+  if test -s conftest.err; then
+    grep -v '^ *+' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+    mv -f conftest.er1 conftest.err
+  fi
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; } && {
+	 test -z "$ac_c_werror_flag" ||
+	 test ! -s conftest.err
+       } && test -s conftest$ac_exeext && {
+	 test "$cross_compiling" = yes ||
+	 test -x conftest$ac_exeext
+       }; then :
+  ac_retval=0
+else
+  $as_echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+	ac_retval=1
+fi
+  # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
+  # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
+  # interfere with the next link command; also delete a directory that is
+  # left behind by Apple's compiler.  We do this before executing the actions.
+  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+  as_fn_set_status $ac_retval
+
+} # ac_fn_c_try_link
+
+# ac_fn_c_check_func LINENO FUNC VAR
+# ----------------------------------
+# Tests whether FUNC exists, setting the cache variable VAR accordingly
+ac_fn_c_check_func ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+/* Define $2 to an innocuous variant, in case <limits.h> declares $2.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define $2 innocuous_$2
+
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $2 (); below.
+    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+    <limits.h> exists even on freestanding compilers.  */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $2
+
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
+#ifdef __cplusplus
+extern "C"
+#endif
+char $2 ();
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined __stub_$2 || defined __stub___$2
+choke me
+#endif
+
+int
+main ()
+{
+return $2 ();
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_link "$LINENO"; then :
+  eval "$3=yes"
+else
+  eval "$3=no"
+fi
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_func
+
+# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
+# -------------------------------------------
+# Tests whether TYPE exists after having included INCLUDES, setting cache
+# variable VAR accordingly.
+ac_fn_c_check_type ()
+{
+  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
+$as_echo_n "checking for $2... " >&6; }
+if eval \${$3+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  eval "$3=no"
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof ($2))
+	 return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+$4
+int
+main ()
+{
+if (sizeof (($2)))
+	    return 0;
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  eval "$3=yes"
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+eval ac_res=\$$3
+	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
+$as_echo "$ac_res" >&6; }
+  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
+
+} # ac_fn_c_check_type
+cat >config.log <<_ACEOF
+This file contains any messages produced by compilers while
+running configure, to aid debugging if configure makes a mistake.
+
+It was created by tk $as_me 8.6, which was
+generated by GNU Autoconf 2.69.  Invocation command line was
+
+  $ $0 $@
+
+_ACEOF
+exec 5>>config.log
+{
+cat <<_ASUNAME
+## --------- ##
+## Platform. ##
+## --------- ##
+
+hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
+uname -m = `(uname -m) 2>/dev/null || echo unknown`
+uname -r = `(uname -r) 2>/dev/null || echo unknown`
+uname -s = `(uname -s) 2>/dev/null || echo unknown`
+uname -v = `(uname -v) 2>/dev/null || echo unknown`
+
+/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
+/bin/uname -X     = `(/bin/uname -X) 2>/dev/null     || echo unknown`
+
+/bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
+/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
+/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
+/usr/bin/hostinfo      = `(/usr/bin/hostinfo) 2>/dev/null      || echo unknown`
+/bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
+/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
+/bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
+
+_ASUNAME
+
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    $as_echo "PATH: $as_dir"
+  done
+IFS=$as_save_IFS
+
+} >&5
+
+cat >&5 <<_ACEOF
+
+
+## ----------- ##
+## Core tests. ##
+## ----------- ##
 
 _ACEOF
 
@@ -1054,7 +1987,6 @@ _ACEOF
 ac_configure_args=
 ac_configure_args0=
 ac_configure_args1=
-ac_sep=
 ac_must_keep_next=false
 for ac_pass in 1 2
 do
@@ -1065,13 +1997,13 @@ do
     -q | -quiet | --quiet | --quie | --qui | --qu | --q \
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
-    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
-      ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*)
+      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
-    1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
+    1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
     2)
-      ac_configure_args1="$ac_configure_args1 '$ac_arg'"
+      as_fn_append ac_configure_args1 " '$ac_arg'"
       if test $ac_must_keep_next = true; then
 	ac_must_keep_next=false # Got value, back to normal.
       else
@@ -1087,104 +2019,115 @@ do
 	  -* ) ac_must_keep_next=true ;;
 	esac
       fi
-      ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
-      # Get rid of the leading space.
-      ac_sep=" "
+      as_fn_append ac_configure_args " '$ac_arg'"
       ;;
     esac
   done
 done
-$as_unset ac_configure_args0 || test "${ac_configure_args0+set}" != set || { ac_configure_args0=; export ac_configure_args0; }
-$as_unset ac_configure_args1 || test "${ac_configure_args1+set}" != set || { ac_configure_args1=; export ac_configure_args1; }
+{ ac_configure_args0=; unset ac_configure_args0;}
+{ ac_configure_args1=; unset ac_configure_args1;}
 
 # When interrupted or exit'd, cleanup temporary files, and complete
 # config.log.  We remove comments because anyway the quotes in there
 # would cause problems or look ugly.
-# WARNING: Be sure not to use single quotes in there, as some shells,
-# such as our DU 5.0 friend, will then `close' the trap.
+# WARNING: Use '\'' to represent an apostrophe within the trap.
+# WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
 trap 'exit_status=$?
   # Save into config.log some information that might help in debugging.
   {
     echo
 
-    cat <<\_ASBOX
-## ---------------- ##
+    $as_echo "## ---------------- ##
 ## Cache variables. ##
-## ---------------- ##
-_ASBOX
+## ---------------- ##"
     echo
     # The following way of writing the cache mishandles newlines in values,
-{
+(
+  for ac_var in `(set) 2>&1 | sed -n '\''s/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'\''`; do
+    eval ac_val=\$$ac_var
+    case $ac_val in #(
+    *${as_nl}*)
+      case $ac_var in #(
+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      esac
+      case $ac_var in #(
+      _ | IFS | as_nl) ;; #(
+      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
+      *) { eval $ac_var=; unset $ac_var;} ;;
+      esac ;;
+    esac
+  done
   (set) 2>&1 |
-    case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in
-    *ac_space=\ *)
+    case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #(
+    *${as_nl}ac_space=\ *)
       sed -n \
-	"s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
-	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
-      ;;
+	"s/'\''/'\''\\\\'\'''\''/g;
+	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\''\\2'\''/p"
+      ;; #(
     *)
-      sed -n \
-	"s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
+      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
       ;;
-    esac;
-}
+    esac |
+    sort
+)
     echo
 
-    cat <<\_ASBOX
-## ----------------- ##
+    $as_echo "## ----------------- ##
 ## Output variables. ##
-## ----------------- ##
-_ASBOX
+## ----------------- ##"
     echo
     for ac_var in $ac_subst_vars
     do
-      eval ac_val=$`echo $ac_var`
-      echo "$ac_var='"'"'$ac_val'"'"'"
+      eval ac_val=\$$ac_var
+      case $ac_val in
+      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+      esac
+      $as_echo "$ac_var='\''$ac_val'\''"
     done | sort
     echo
 
     if test -n "$ac_subst_files"; then
-      cat <<\_ASBOX
-## ------------- ##
-## Output files. ##
-## ------------- ##
-_ASBOX
+      $as_echo "## ------------------- ##
+## File substitutions. ##
+## ------------------- ##"
       echo
       for ac_var in $ac_subst_files
       do
-	eval ac_val=$`echo $ac_var`
-	echo "$ac_var='"'"'$ac_val'"'"'"
+	eval ac_val=\$$ac_var
+	case $ac_val in
+	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
+	esac
+	$as_echo "$ac_var='\''$ac_val'\''"
       done | sort
       echo
     fi
 
     if test -s confdefs.h; then
-      cat <<\_ASBOX
-## ----------- ##
+      $as_echo "## ----------- ##
 ## confdefs.h. ##
-## ----------- ##
-_ASBOX
+## ----------- ##"
       echo
-      sed "/^$/d" confdefs.h | sort
+      cat confdefs.h
       echo
     fi
     test "$ac_signal" != 0 &&
-      echo "$as_me: caught signal $ac_signal"
-    echo "$as_me: exit $exit_status"
+      $as_echo "$as_me: caught signal $ac_signal"
+    $as_echo "$as_me: exit $exit_status"
   } >&5
-  rm -f core *.core &&
-  rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
+  rm -f core *.core core.conftest.* &&
+    rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
     exit $exit_status
-     ' 0
+' 0
 for ac_signal in 1 2 13 15; do
-  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
+  trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal
 done
 ac_signal=0
 
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
-rm -rf conftest* confdefs.h
-# AIX cpp loses on an empty file, so make sure it contains at least a newline.
-echo >confdefs.h
+rm -f -r conftest* confdefs.h
+
+$as_echo "/* confdefs.h */" > confdefs.h
 
 # Predefined preprocessor variables.
 
@@ -1192,112 +2135,137 @@ cat >>confdefs.h <<_ACEOF
 #define PACKAGE_NAME "$PACKAGE_NAME"
 _ACEOF
 
-
 cat >>confdefs.h <<_ACEOF
 #define PACKAGE_TARNAME "$PACKAGE_TARNAME"
 _ACEOF
 
-
 cat >>confdefs.h <<_ACEOF
 #define PACKAGE_VERSION "$PACKAGE_VERSION"
 _ACEOF
 
-
 cat >>confdefs.h <<_ACEOF
 #define PACKAGE_STRING "$PACKAGE_STRING"
 _ACEOF
 
-
 cat >>confdefs.h <<_ACEOF
 #define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
 _ACEOF
 
+cat >>confdefs.h <<_ACEOF
+#define PACKAGE_URL "$PACKAGE_URL"
+_ACEOF
+
 
 # Let the site file select an alternate cache file if it wants to.
-# Prefer explicitly selected file to automatically selected ones.
-if test -z "$CONFIG_SITE"; then
-  if test "x$prefix" != xNONE; then
-    CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
-  else
-    CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
-  fi
+# Prefer an explicitly selected file to automatically selected ones.
+ac_site_file1=NONE
+ac_site_file2=NONE
+if test -n "$CONFIG_SITE"; then
+  # We do not want a PATH search for config.site.
+  case $CONFIG_SITE in #((
+    -*)  ac_site_file1=./$CONFIG_SITE;;
+    */*) ac_site_file1=$CONFIG_SITE;;
+    *)   ac_site_file1=./$CONFIG_SITE;;
+  esac
+elif test "x$prefix" != xNONE; then
+  ac_site_file1=$prefix/share/config.site
+  ac_site_file2=$prefix/etc/config.site
+else
+  ac_site_file1=$ac_default_prefix/share/config.site
+  ac_site_file2=$ac_default_prefix/etc/config.site
 fi
-for ac_site_file in $CONFIG_SITE; do
-  if test -r "$ac_site_file"; then
-    { echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
-echo "$as_me: loading site script $ac_site_file" >&6;}
+for ac_site_file in "$ac_site_file1" "$ac_site_file2"
+do
+  test "x$ac_site_file" = xNONE && continue
+  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
+$as_echo "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
-    . "$ac_site_file"
+    . "$ac_site_file" \
+      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "failed to load site script $ac_site_file
+See \`config.log' for more details" "$LINENO" 5; }
   fi
 done
 
 if test -r "$cache_file"; then
-  # Some versions of bash will fail to source /dev/null (special
-  # files actually), so we avoid doing that.
-  if test -f "$cache_file"; then
-    { echo "$as_me:$LINENO: loading cache $cache_file" >&5
-echo "$as_me: loading cache $cache_file" >&6;}
+  # Some versions of bash will fail to source /dev/null (special files
+  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
+  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
+    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
+$as_echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
-      [\\/]* | ?:[\\/]* ) . $cache_file;;
-      *)                      . ./$cache_file;;
+      [\\/]* | ?:[\\/]* ) . "$cache_file";;
+      *)                      . "./$cache_file";;
     esac
   fi
 else
-  { echo "$as_me:$LINENO: creating cache $cache_file" >&5
-echo "$as_me: creating cache $cache_file" >&6;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
+$as_echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
 # Check that the precious variables saved in the cache have kept the same
 # value.
 ac_cache_corrupted=false
-for ac_var in `(set) 2>&1 |
-	       sed -n 's/^ac_env_\([a-zA-Z_0-9]*\)_set=.*/\1/p'`; do
+for ac_var in $ac_precious_vars; do
   eval ac_old_set=\$ac_cv_env_${ac_var}_set
   eval ac_new_set=\$ac_env_${ac_var}_set
-  eval ac_old_val="\$ac_cv_env_${ac_var}_value"
-  eval ac_new_val="\$ac_env_${ac_var}_value"
+  eval ac_old_val=\$ac_cv_env_${ac_var}_value
+  eval ac_new_val=\$ac_env_${ac_var}_value
   case $ac_old_set,$ac_new_set in
     set,)
-      { echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
-echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
+$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-	{ echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
-echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
-	{ echo "$as_me:$LINENO:   former value:  $ac_old_val" >&5
-echo "$as_me:   former value:  $ac_old_val" >&2;}
-	{ echo "$as_me:$LINENO:   current value: $ac_new_val" >&5
-echo "$as_me:   current value: $ac_new_val" >&2;}
-	ac_cache_corrupted=:
+	# differences in whitespace do not lead to failure.
+	ac_old_val_w=`echo x $ac_old_val`
+	ac_new_val_w=`echo x $ac_new_val`
+	if test "$ac_old_val_w" != "$ac_new_val_w"; then
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
+$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	  ac_cache_corrupted=:
+	else
+	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
+$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
+	  eval $ac_var=\$ac_old_val
+	fi
+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
+$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
+	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
+$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
       fi;;
   esac
   # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
-    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
-      ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
     *) ac_arg=$ac_var=$ac_new_val ;;
     esac
     case " $ac_configure_args " in
       *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
-      *) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
+      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
     esac
   fi
 done
 if $ac_cache_corrupted; then
-  { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
-echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
-echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
-   { (exit 1); exit 1; }; }
+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
+$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
+  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
 fi
+## -------------------- ##
+## Main body of script. ##
+## -------------------- ##
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
@@ -1310,31 +2278,6 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
 TK_VERSION=8.6
 TK_MAJOR_VERSION=8
 TK_MINOR_VERSION=6
@@ -1357,15 +2300,15 @@ LOCALES="cs da de el en en_gb eo es fr hu it nl pl pt ru sv"
 	# we reset no_tcl in case something fails here
 	no_tcl=true
 
-# Check whether --with-tcl or --without-tcl was given.
-if test "${with_tcl+set}" = set; then
-  withval="$with_tcl"
-  with_tclconfig="${withval}"
-fi;
-	echo "$as_me:$LINENO: checking for Tcl configuration" >&5
-echo $ECHO_N "checking for Tcl configuration... $ECHO_C" >&6
-	if test "${ac_cv_c_tclconfig+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+# Check whether --with-tcl was given.
+if test "${with_tcl+set}" = set; then :
+  withval=$with_tcl; with_tclconfig="${withval}"
+fi
+
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Tcl configuration" >&5
+$as_echo_n "checking for Tcl configuration... " >&6; }
+	if ${ac_cv_c_tclconfig+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 
@@ -1374,17 +2317,15 @@ else
 		case "${with_tclconfig}" in
 		    */tclConfig.sh )
 			if test -f "${with_tclconfig}"; then
-			    { echo "$as_me:$LINENO: WARNING: --with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself" >&5
-echo "$as_me: WARNING: --with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself" >&2;}
+			    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: --with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself" >&5
+$as_echo "$as_me: WARNING: --with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself" >&2;}
 			    with_tclconfig="`echo "${with_tclconfig}" | sed 's!/tclConfig\.sh$!!'`"
 			fi ;;
 		esac
 		if test -f "${with_tclconfig}/tclConfig.sh" ; then
 		    ac_cv_c_tclconfig="`(cd "${with_tclconfig}"; pwd)`"
 		else
-		    { { echo "$as_me:$LINENO: error: ${with_tclconfig} directory doesn't contain tclConfig.sh" >&5
-echo "$as_me: error: ${with_tclconfig} directory doesn't contain tclConfig.sh" >&2;}
-   { (exit 1); exit 1; }; }
+		    as_fn_error $? "${with_tclconfig} directory doesn't contain tclConfig.sh" "$LINENO" 5
 		fi
 	    fi
 
@@ -1463,28 +2404,26 @@ fi
 
 	if test x"${ac_cv_c_tclconfig}" = x ; then
 	    TCL_BIN_DIR="# no Tcl configs found"
-	    { { echo "$as_me:$LINENO: error: Can't find Tcl configuration definitions. Use --with-tcl to specify a directory containing tclConfig.sh" >&5
-echo "$as_me: error: Can't find Tcl configuration definitions. Use --with-tcl to specify a directory containing tclConfig.sh" >&2;}
-   { (exit 1); exit 1; }; }
+	    as_fn_error $? "Can't find Tcl configuration definitions. Use --with-tcl to specify a directory containing tclConfig.sh" "$LINENO" 5
 	else
 	    no_tcl=
 	    TCL_BIN_DIR="${ac_cv_c_tclconfig}"
-	    echo "$as_me:$LINENO: result: found ${TCL_BIN_DIR}/tclConfig.sh" >&5
-echo "${ECHO_T}found ${TCL_BIN_DIR}/tclConfig.sh" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: found ${TCL_BIN_DIR}/tclConfig.sh" >&5
+$as_echo "found ${TCL_BIN_DIR}/tclConfig.sh" >&6; }
 	fi
     fi
 
 
-    echo "$as_me:$LINENO: checking for existence of ${TCL_BIN_DIR}/tclConfig.sh" >&5
-echo $ECHO_N "checking for existence of ${TCL_BIN_DIR}/tclConfig.sh... $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for existence of ${TCL_BIN_DIR}/tclConfig.sh" >&5
+$as_echo_n "checking for existence of ${TCL_BIN_DIR}/tclConfig.sh... " >&6; }
 
     if test -f "${TCL_BIN_DIR}/tclConfig.sh" ; then
-        echo "$as_me:$LINENO: result: loading" >&5
-echo "${ECHO_T}loading" >&6
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: loading" >&5
+$as_echo "loading" >&6; }
 	. "${TCL_BIN_DIR}/tclConfig.sh"
     else
-        echo "$as_me:$LINENO: result: could not find ${TCL_BIN_DIR}/tclConfig.sh" >&5
-echo "${ECHO_T}could not find ${TCL_BIN_DIR}/tclConfig.sh" >&6
+        { $as_echo "$as_me:${as_lineno-$LINENO}: result: could not find ${TCL_BIN_DIR}/tclConfig.sh" >&5
+$as_echo "could not find ${TCL_BIN_DIR}/tclConfig.sh" >&6; }
     fi
 
     # If the TCL_BIN_DIR is the build directory (not the install directory),
@@ -1535,25 +2474,19 @@ echo "${ECHO_T}could not find ${TCL_BIN_DIR}/tclConfig.sh" >&6
 
 
 if test "${TCL_MAJOR_VERSION}" -ne 8 ; then
-    { { echo "$as_me:$LINENO: error: ${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
-Found config for Tcl ${TCL_VERSION}" >&5
-echo "$as_me: error: ${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
-Found config for Tcl ${TCL_VERSION}" >&2;}
-   { (exit 1); exit 1; }; }
+    as_fn_error $? "${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
+Found config for Tcl ${TCL_VERSION}" "$LINENO" 5
 fi
 if test "${TCL_MINOR_VERSION}" -lt 6 ; then
-    { { echo "$as_me:$LINENO: error: ${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
-Found config for Tcl ${TCL_VERSION}" >&5
-echo "$as_me: error: ${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
-Found config for Tcl ${TCL_VERSION}" >&2;}
-   { (exit 1); exit 1; }; }
+    as_fn_error $? "${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
+Found config for Tcl ${TCL_VERSION}" "$LINENO" 5
 fi
 
 
-    echo "$as_me:$LINENO: checking for tclsh" >&5
-echo $ECHO_N "checking for tclsh... $ECHO_C" >&6
-    if test "${ac_cv_path_tclsh+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for tclsh" >&5
+$as_echo_n "checking for tclsh... " >&6; }
+    if ${ac_cv_path_tclsh+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 	search_path=`echo ${PATH} | sed -e 's/:/ /g'`
@@ -1574,22 +2507,22 @@ fi
 
     if test -f "$ac_cv_path_tclsh" ; then
 	TCLSH_PROG="$ac_cv_path_tclsh"
-	echo "$as_me:$LINENO: result: $TCLSH_PROG" >&5
-echo "${ECHO_T}$TCLSH_PROG" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $TCLSH_PROG" >&5
+$as_echo "$TCLSH_PROG" >&6; }
     else
 	# It is not an error if an installed version of Tcl can't be located.
 	TCLSH_PROG=""
-	echo "$as_me:$LINENO: result: No tclsh found on PATH" >&5
-echo "${ECHO_T}No tclsh found on PATH" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: No tclsh found on PATH" >&5
+$as_echo "No tclsh found on PATH" >&6; }
     fi
 
 
 
-    echo "$as_me:$LINENO: checking for tclsh in Tcl build directory" >&5
-echo $ECHO_N "checking for tclsh in Tcl build directory... $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for tclsh in Tcl build directory" >&5
+$as_echo_n "checking for tclsh in Tcl build directory... " >&6; }
     BUILD_TCLSH="${TCL_BIN_DIR}"/tclsh
-    echo "$as_me:$LINENO: result: $BUILD_TCLSH" >&5
-echo "${ECHO_T}$BUILD_TCLSH" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $BUILD_TCLSH" >&5
+$as_echo "$BUILD_TCLSH" >&6; }
 
 
 
@@ -1612,62 +2545,60 @@ TK_SRC_DIR="`cd "$srcdir"/..; pwd`"
 #------------------------------------------------------------------------
 
 
-    echo "$as_me:$LINENO: checking whether to use symlinks for manpages" >&5
-echo $ECHO_N "checking whether to use symlinks for manpages... $ECHO_C" >&6
-    # Check whether --enable-man-symlinks or --disable-man-symlinks was given.
-if test "${enable_man_symlinks+set}" = set; then
-  enableval="$enable_man_symlinks"
-  test "$enableval" != "no" && MAN_FLAGS="$MAN_FLAGS --symlinks"
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use symlinks for manpages" >&5
+$as_echo_n "checking whether to use symlinks for manpages... " >&6; }
+    # Check whether --enable-man-symlinks was given.
+if test "${enable_man_symlinks+set}" = set; then :
+  enableval=$enable_man_symlinks; test "$enableval" != "no" && MAN_FLAGS="$MAN_FLAGS --symlinks"
 else
   enableval="no"
-fi;
-    echo "$as_me:$LINENO: result: $enableval" >&5
-echo "${ECHO_T}$enableval" >&6
-
-    echo "$as_me:$LINENO: checking whether to compress the manpages" >&5
-echo $ECHO_N "checking whether to compress the manpages... $ECHO_C" >&6
-    # Check whether --enable-man-compression or --disable-man-compression was given.
-if test "${enable_man_compression+set}" = set; then
-  enableval="$enable_man_compression"
-  case $enableval in
-	    yes) { { echo "$as_me:$LINENO: error: missing argument to --enable-man-compression" >&5
-echo "$as_me: error: missing argument to --enable-man-compression" >&2;}
-   { (exit 1); exit 1; }; };;
+fi
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enableval" >&5
+$as_echo "$enableval" >&6; }
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to compress the manpages" >&5
+$as_echo_n "checking whether to compress the manpages... " >&6; }
+    # Check whether --enable-man-compression was given.
+if test "${enable_man_compression+set}" = set; then :
+  enableval=$enable_man_compression; case $enableval in
+	    yes) as_fn_error $? "missing argument to --enable-man-compression" "$LINENO" 5;;
 	    no)  ;;
 	    *)   MAN_FLAGS="$MAN_FLAGS --compress $enableval";;
 	esac
 else
   enableval="no"
-fi;
-    echo "$as_me:$LINENO: result: $enableval" >&5
-echo "${ECHO_T}$enableval" >&6
+fi
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enableval" >&5
+$as_echo "$enableval" >&6; }
     if test "$enableval" != "no"; then
-	echo "$as_me:$LINENO: checking for compressed file suffix" >&5
-echo $ECHO_N "checking for compressed file suffix... $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compressed file suffix" >&5
+$as_echo_n "checking for compressed file suffix... " >&6; }
 	touch TeST
 	$enableval TeST
 	Z=`ls TeST* | sed 's/^....//'`
 	rm -f TeST*
 	MAN_FLAGS="$MAN_FLAGS --extension $Z"
-	echo "$as_me:$LINENO: result: $Z" >&5
-echo "${ECHO_T}$Z" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $Z" >&5
+$as_echo "$Z" >&6; }
     fi
 
-    echo "$as_me:$LINENO: checking whether to add a package name suffix for the manpages" >&5
-echo $ECHO_N "checking whether to add a package name suffix for the manpages... $ECHO_C" >&6
-    # Check whether --enable-man-suffix or --disable-man-suffix was given.
-if test "${enable_man_suffix+set}" = set; then
-  enableval="$enable_man_suffix"
-  case $enableval in
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to add a package name suffix for the manpages" >&5
+$as_echo_n "checking whether to add a package name suffix for the manpages... " >&6; }
+    # Check whether --enable-man-suffix was given.
+if test "${enable_man_suffix+set}" = set; then :
+  enableval=$enable_man_suffix; case $enableval in
 	    yes) enableval="tk" MAN_FLAGS="$MAN_FLAGS --suffix $enableval";;
 	    no)  ;;
 	    *)   MAN_FLAGS="$MAN_FLAGS --suffix $enableval";;
 	esac
 else
   enableval="no"
-fi;
-    echo "$as_me:$LINENO: result: $enableval" >&5
-echo "${ECHO_T}$enableval" >&6
+fi
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enableval" >&5
+$as_echo "$enableval" >&6; }
 
 
 
@@ -1690,10 +2621,10 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -1703,35 +2634,37 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:$LINENO: result: $CC" >&5
-echo "${ECHO_T}$CC" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
+
 fi
 if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
@@ -1741,39 +2674,50 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="gcc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
-echo "${ECHO_T}$ac_ct_CC" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+$as_echo "$ac_ct_CC" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
-  CC=$ac_ct_CC
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
 else
   CC="$ac_cv_prog_CC"
 fi
 
 if test -z "$CC"; then
-  if test -n "$ac_tool_prefix"; then
-  # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
+          if test -n "$ac_tool_prefix"; then
+    # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -1783,99 +2727,60 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:$LINENO: result: $CC" >&5
-echo "${ECHO_T}$CC" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
+
+  fi
 fi
-if test -z "$ac_cv_prog_CC"; then
-  ac_ct_CC=$CC
+if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  if test -n "$ac_ct_CC"; then
-  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+  if test -n "$CC"; then
+  ac_cv_prog_CC="$CC" # Let the user override the test.
 else
+  ac_prog_rejected=no
 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
-    ac_cv_prog_ac_ct_CC="cc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
-    break 2
-  fi
-done
-done
-
-fi
-fi
-ac_ct_CC=$ac_cv_prog_ac_ct_CC
-if test -n "$ac_ct_CC"; then
-  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
-echo "${ECHO_T}$ac_ct_CC" >&6
-else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
-fi
-
-  CC=$ac_ct_CC
-else
-  CC="$ac_cv_prog_CC"
-fi
-
-fi
-if test -z "$CC"; then
-  # Extract the first word of "cc", so it can be a program name with args.
-set dummy cc; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  if test -n "$CC"; then
-  ac_cv_prog_CC="$CC" # Let the user override the test.
-else
-  ac_prog_rejected=no
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
     ac_cv_prog_CC="cc"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 if test $ac_prog_rejected = yes; then
   # We found a bogon in the path, so make sure we never use it.
@@ -1893,24 +2798,25 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:$LINENO: result: $CC" >&5
-echo "${ECHO_T}$CC" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
+
 fi
 if test -z "$CC"; then
   if test -n "$ac_tool_prefix"; then
-  for ac_prog in cl
+  for ac_prog in cl.exe
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -1920,39 +2826,41 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  echo "$as_me:$LINENO: result: $CC" >&5
-echo "${ECHO_T}$CC" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
+$as_echo "$CC" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
+
     test -n "$CC" && break
   done
 fi
 if test -z "$CC"; then
   ac_ct_CC=$CC
-  for ac_prog in cl
+  for ac_prog in cl.exe
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_CC+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
@@ -1962,66 +2870,78 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
-echo "${ECHO_T}$ac_ct_CC" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
+$as_echo "$ac_ct_CC" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
+
   test -n "$ac_ct_CC" && break
 done
 
-  CC=$ac_ct_CC
+  if test "x$ac_ct_CC" = x; then
+    CC=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    CC=$ac_ct_CC
+  fi
 fi
 
 fi
 
 
-test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
-See \`config.log' for more details." >&5
-echo "$as_me: error: no acceptable C compiler found in \$PATH
-See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "no acceptable C compiler found in \$PATH
+See \`config.log' for more details" "$LINENO" 5; }
 
 # Provide some information about the compiler.
-echo "$as_me:$LINENO:" \
-     "checking for C compiler version" >&5
-ac_compiler=`set X $ac_compile; echo $2`
-{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
-  (eval $ac_compiler --version </dev/null >&5) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
-  (eval $ac_compiler -v </dev/null >&5) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }
-{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
-  (eval $ac_compiler -V </dev/null >&5) 2>&5
+$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
+set X $ac_compile
+ac_compiler=$2
+for ac_option in --version -v -V -qversion; do
+  { { ac_try="$ac_compiler $ac_option >&5"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compiler $ac_option >&5") 2>conftest.err
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }
+  if test -s conftest.err; then
+    sed '10a\
+... rest of stderr output deleted ...
+         10q' conftest.err >conftest.er1
+    cat conftest.er1 >&5
+  fi
+  rm -f conftest.er1 conftest.err
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+done
 
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -2033,112 +2953,108 @@ main ()
 }
 _ACEOF
 ac_clean_files_save=$ac_clean_files
-ac_clean_files="$ac_clean_files a.out a.exe b.out"
+ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
-echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6
-ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
-if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
-  (eval $ac_link_default) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-  # Find the output, starting from the most likely.  This scheme is
-# not robust to junk in `.', hence go to wildcards (a.*) only as a last
-# resort.
-
-# Be careful to initialize this variable, since it used to be cached.
-# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile.
-ac_cv_exeext=
-# b.out is created by i960 compilers.
-for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
+$as_echo_n "checking whether the C compiler works... " >&6; }
+ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+
+# The possible output files:
+ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
+
+ac_rmfiles=
+for ac_file in $ac_files
+do
+  case $ac_file in
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
+    * ) ac_rmfiles="$ac_rmfiles $ac_file";;
+  esac
+done
+rm -f $ac_rmfiles
+
+if { { ac_try="$ac_link_default"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link_default") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
+  # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
+# So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
+# in a Makefile.  We should not override ac_cv_exeext if it was cached,
+# so that the user can short-circuit this test for compilers unknown to
+# Autoconf.
+for ac_file in $ac_files ''
 do
   test -f "$ac_file" || continue
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )
-	;;
-    conftest.$ac_ext )
-	# This is the source file.
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj )
 	;;
     [ab].out )
 	# We found the default executable, but exeext='' is most
 	# certainly right.
 	break;;
     *.* )
-	ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
-	# FIXME: I believe we export ac_cv_exeext for Libtool,
-	# but it would be cool to find out if it's true.  Does anybody
-	# maintain Libtool? --akim.
-	export ac_cv_exeext
+	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
+	then :; else
+	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+	fi
+	# We set ac_cv_exeext here because the later test for it is not
+	# safe: cross compilers may not add the suffix if given an `-o'
+	# argument, so we may need to know it at that point already.
+	# Even if this section looks crufty: it has the advantage of
+	# actually working.
 	break;;
     * )
 	break;;
   esac
 done
+test "$ac_cv_exeext" = no && ac_cv_exeext=
+
 else
-  echo "$as_me: failed program was:" >&5
+  ac_file=''
+fi
+if test -z "$ac_file"; then :
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
+$as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { echo "$as_me:$LINENO: error: C compiler cannot create executables
-See \`config.log' for more details." >&5
-echo "$as_me: error: C compiler cannot create executables
-See \`config.log' for more details." >&2;}
-   { (exit 77); exit 77; }; }
+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error 77 "C compiler cannot create executables
+See \`config.log' for more details" "$LINENO" 5; }
+else
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 fi
-
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
+$as_echo_n "checking for C compiler default output file name... " >&6; }
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
+$as_echo "$ac_file" >&6; }
 ac_exeext=$ac_cv_exeext
-echo "$as_me:$LINENO: result: $ac_file" >&5
-echo "${ECHO_T}$ac_file" >&6
-
-# Check the compiler produces executables we can run.  If not, either
-# the compiler is broken, or we cross compile.
-echo "$as_me:$LINENO: checking whether the C compiler works" >&5
-echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
-# FIXME: These cross compiler hacks should be removed for Autoconf 3.0
-# If not cross compiling, check that we can run a simple program.
-if test "$cross_compiling" != yes; then
-  if { ac_try='./$ac_file'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-    cross_compiling=no
-  else
-    if test "$cross_compiling" = maybe; then
-	cross_compiling=yes
-    else
-	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details." >&5
-echo "$as_me: error: cannot run C compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
-    fi
-  fi
-fi
-echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
 
-rm -f a.out a.exe conftest$ac_cv_exeext b.out
+rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
-# Check the compiler produces executables we can run.  If not, either
-# the compiler is broken, or we cross compile.
-echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
-echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
-echo "$as_me:$LINENO: result: $cross_compiling" >&5
-echo "${ECHO_T}$cross_compiling" >&6
-
-echo "$as_me:$LINENO: checking for suffix of executables" >&5
-echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
+$as_echo_n "checking for suffix of executables... " >&6; }
+if { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
   ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -2146,38 +3062,90 @@ if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
 for ac_file in conftest.exe conftest conftest.*; do
   test -f "$ac_file" || continue
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
     *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
-	  export ac_cv_exeext
 	  break;;
     * ) break;;
   esac
 done
 else
-  { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details." >&5
-echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details" "$LINENO" 5; }
 fi
-
-rm -f conftest$ac_cv_exeext
-echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
-echo "${ECHO_T}$ac_cv_exeext" >&6
+rm -f conftest conftest$ac_cv_exeext
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
+$as_echo "$ac_cv_exeext" >&6; }
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-echo "$as_me:$LINENO: checking for suffix of object files" >&5
-echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6
-if test "${ac_cv_objext+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <stdio.h>
+int
+main ()
+{
+FILE *f = fopen ("conftest.out", "w");
+ return ferror (f) || fclose (f) != 0;
+
+  ;
+  return 0;
+}
 _ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+ac_clean_files="$ac_clean_files conftest.out"
+# Check that the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
+$as_echo_n "checking whether we are cross compiling... " >&6; }
+if test "$cross_compiling" != yes; then
+  { { ac_try="$ac_link"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_link") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }
+  if { ac_try='./conftest$ac_cv_exeext'
+  { { case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_try") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; }; then
+    cross_compiling=no
+  else
+    if test "$cross_compiling" = maybe; then
+	cross_compiling=yes
+    else
+	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details" "$LINENO" 5; }
+    fi
+  fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
+$as_echo "$cross_compiling" >&6; }
+
+rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
+ac_clean_files=$ac_clean_files_save
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
+$as_echo_n "checking for suffix of object files... " >&6; }
+if ${ac_cv_objext+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -2189,45 +3157,46 @@ main ()
 }
 _ACEOF
 rm -f conftest.o conftest.obj
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; then
-  for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
+if { { ac_try="$ac_compile"
+case "(($ac_try" in
+  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
+  *) ac_try_echo=$ac_try;;
+esac
+eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
+$as_echo "$ac_try_echo"; } >&5
+  (eval "$ac_compile") 2>&5
+  ac_status=$?
+  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
+  test $ac_status = 0; }; then :
+  for ac_file in conftest.o conftest.obj conftest.*; do
+  test -f "$ac_file" || continue;
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;;
     *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'`
        break;;
   esac
 done
 else
-  echo "$as_me: failed program was:" >&5
+  $as_echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
-See \`config.log' for more details." >&5
-echo "$as_me: error: cannot compute suffix of object files: cannot compile
-See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "cannot compute suffix of object files: cannot compile
+See \`config.log' for more details" "$LINENO" 5; }
 fi
-
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
-echo "${ECHO_T}$ac_cv_objext" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
+$as_echo "$ac_cv_objext" >&6; }
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
-echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
-if test "${ac_cv_c_compiler_gnu+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
+$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
+if ${ac_cv_c_compiler_gnu+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -2241,55 +3210,34 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_compiler_gnu=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_compiler_gnu=no
+  ac_compiler_gnu=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
-echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
-GCC=`test $ac_compiler_gnu = yes && echo yes`
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
+$as_echo "$ac_cv_c_compiler_gnu" >&6; }
+if test $ac_compiler_gnu = yes; then
+  GCC=yes
+else
+  GCC=
+fi
 ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
-CFLAGS="-g"
-echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
-echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
-if test "${ac_cv_prog_cc_g+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
+$as_echo_n "checking whether $CC accepts -g... " >&6; }
+if ${ac_cv_prog_cc_g+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  ac_save_c_werror_flag=$ac_c_werror_flag
+   ac_c_werror_flag=yes
+   ac_cv_prog_cc_g=no
+   CFLAGS="-g"
+   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -2300,39 +3248,49 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_prog_cc_g=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+  CFLAGS=""
+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
+
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+else
+  ac_c_werror_flag=$ac_save_c_werror_flag
+	 CFLAGS="-g"
+	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+
+int
+main ()
+{
 
-ac_cv_prog_cc_g=no
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_prog_cc_g=yes
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
-echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+   ac_c_werror_flag=$ac_save_c_werror_flag
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
+$as_echo "$ac_cv_prog_cc_g" >&6; }
 if test "$ac_test_CFLAGS" = set; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
@@ -2348,23 +3306,18 @@ else
     CFLAGS=
   fi
 fi
-echo "$as_me:$LINENO: checking for $CC option to accept ANSI C" >&5
-echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
-if test "${ac_cv_prog_cc_stdc+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
+$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
+if ${ac_cv_prog_cc_c89+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  ac_cv_prog_cc_stdc=no
+  ac_cv_prog_cc_c89=no
 ac_save_CC=$CC
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdarg.h>
 #include <stdio.h>
-#include <sys/types.h>
-#include <sys/stat.h>
+struct stat;
 /* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
 struct buf { int x; };
 FILE * (*rcsopen) (struct buf *, struct stat *, int);
@@ -2387,12 +3340,17 @@ static char *f (char * (*g) (char **, int), char **p, ...)
 /* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
    function prototypes and stuff, but not '\xHH' hex character constants.
    These don't provoke an error unfortunately, instead are silently treated
-   as 'x'.  The following induces an error, until -std1 is added to get
+   as 'x'.  The following induces an error, until -std is added to get
    proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
    array size at least.  It's necessary to write '\x00'==0 to get something
-   that's true only with -std1.  */
+   that's true only with -std.  */
 int osf4_cc_array ['\x00' == 0 ? 1 : -1];
 
+/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
+   inside strings and character constants.  */
+#define FOO(x) 'x'
+int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
+
 int test (int i, double x);
 struct s1 {int (*f) (int a);};
 struct s2 {int (*f) (double a);};
@@ -2407,205 +3365,37 @@ return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
   return 0;
 }
 _ACEOF
-# Don't try gcc -ansi; that turns off useful extensions and
-# breaks some systems' header files.
-# AIX			-qlanglvl=ansi
-# Ultrix and OSF/1	-std1
-# HP-UX 10.20 and later	-Ae
-# HP-UX older versions	-Aa -D_HPUX_SOURCE
-# SVR4			-Xc -D__EXTENSIONS__
-for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
+	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_prog_cc_stdc=$ac_arg
-break
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
+  if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_prog_cc_c89=$ac_arg
 fi
-rm -f conftest.err conftest.$ac_objext
+rm -f core conftest.err conftest.$ac_objext
+  test "x$ac_cv_prog_cc_c89" != "xno" && break
 done
-rm -f conftest.$ac_ext conftest.$ac_objext
+rm -f conftest.$ac_ext
 CC=$ac_save_CC
 
 fi
-
-case "x$ac_cv_prog_cc_stdc" in
-  x|xno)
-    echo "$as_me:$LINENO: result: none needed" >&5
-echo "${ECHO_T}none needed" >&6 ;;
+# AC_CACHE_VAL
+case "x$ac_cv_prog_cc_c89" in
+  x)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
+$as_echo "none needed" >&6; } ;;
+  xno)
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
+$as_echo "unsupported" >&6; } ;;
   *)
-    echo "$as_me:$LINENO: result: $ac_cv_prog_cc_stdc" >&5
-echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
-    CC="$CC $ac_cv_prog_cc_stdc" ;;
+    CC="$CC $ac_cv_prog_cc_c89"
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
+$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
 esac
+if test "x$ac_cv_prog_cc_c89" != xno; then :
 
-# Some people use a C++ compiler to compile C.  Since we use `exit',
-# in C++ we need to declare it.  In case someone uses the same compiler
-# for both compiling C and C++ we need to have the C++ compiler decide
-# the declaration of exit, since it's the most demanding environment.
-cat >conftest.$ac_ext <<_ACEOF
-#ifndef __cplusplus
-  choke me
-#endif
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  for ac_declaration in \
-   '' \
-   'extern "C" void std::exit (int) throw (); using std::exit;' \
-   'extern "C" void std::exit (int); using std::exit;' \
-   'extern "C" void exit (int) throw ();' \
-   'extern "C" void exit (int);' \
-   'void exit (int);'
-do
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_declaration
-#include <stdlib.h>
-int
-main ()
-{
-exit (42);
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  :
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-continue
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_declaration
-int
-main ()
-{
-exit (42);
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  break
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-done
-rm -f conftest*
-if test -n "$ac_declaration"; then
-  echo '#ifdef __cplusplus' >>confdefs.h
-  echo $ac_declaration      >>confdefs.h
-  echo '#endif'             >>confdefs.h
 fi
 
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -2613,18 +3403,14 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-echo "$as_me:$LINENO: checking for inline" >&5
-echo $ECHO_N "checking for inline... $ECHO_C" >&6
-if test "${ac_cv_c_inline+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
+$as_echo_n "checking for inline... " >&6; }
+if ${ac_cv_c_inline+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #ifndef __cplusplus
 typedef int foo_t;
@@ -2633,41 +3419,16 @@ $ac_kw foo_t foo () {return 0; }
 #endif
 
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_c_inline=$ac_kw; break
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
+if ac_fn_c_try_compile "$LINENO"; then :
+  ac_cv_c_inline=$ac_kw
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+  test "$ac_cv_c_inline" != no && break
 done
 
 fi
-echo "$as_me:$LINENO: result: $ac_cv_c_inline" >&5
-echo "${ECHO_T}$ac_cv_c_inline" >&6
-
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_inline" >&5
+$as_echo "$ac_cv_c_inline" >&6; }
 
 case $ac_cv_c_inline in
   inline | yes) ;;
@@ -2695,15 +3456,15 @@ ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
-echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
+$as_echo_n "checking how to run the C preprocessor... " >&6; }
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-  if test "${ac_cv_prog_CPP+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  if ${ac_cv_prog_CPP+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
       # Double quotes because CPP needs to be expanded
     for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
@@ -2717,11 +3478,7 @@ do
   # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #ifdef __STDC__
 # include <limits.h>
@@ -2730,78 +3487,34 @@ cat >>conftest.$ac_ext <<_ACEOF
 #endif
 		     Syntax error
 _ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  :
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+if ac_fn_c_try_cpp "$LINENO"; then :
 
+else
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.i conftest.$ac_ext
 
-  # OK, works on sane cases.  Now check whether non-existent headers
+  # OK, works on sane cases.  Now check whether nonexistent headers
   # can be detected and how.
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
+if ac_fn_c_try_cpp "$LINENO"; then :
   # Broken: success on invalid input.
 continue
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
   # Passes both tests.
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.i conftest.$ac_ext
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then
+rm -f conftest.i conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then :
   break
 fi
 
@@ -2813,8 +3526,8 @@ fi
 else
   ac_cv_prog_CPP=$CPP
 fi
-echo "$as_me:$LINENO: result: $CPP" >&5
-echo "${ECHO_T}$CPP" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
+$as_echo "$CPP" >&6; }
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
 do
@@ -2824,11 +3537,7 @@ do
   # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #ifdef __STDC__
 # include <limits.h>
@@ -2837,85 +3546,40 @@ cat >>conftest.$ac_ext <<_ACEOF
 #endif
 		     Syntax error
 _ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  :
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+if ac_fn_c_try_cpp "$LINENO"; then :
 
+else
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.i conftest.$ac_ext
 
-  # OK, works on sane cases.  Now check whether non-existent headers
+  # OK, works on sane cases.  Now check whether nonexistent headers
   # can be detected and how.
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
+if ac_fn_c_try_cpp "$LINENO"; then :
   # Broken: success on invalid input.
 continue
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
   # Passes both tests.
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.i conftest.$ac_ext
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then
-  :
+rm -f conftest.i conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then :
+
 else
-  { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details." >&5
-echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details." >&2;}
-   { (exit 1); exit 1; }; }
+  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
+$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
+as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details" "$LINENO" 5; }
 fi
 
 ac_ext=c
@@ -2925,31 +3589,142 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-echo "$as_me:$LINENO: checking for egrep" >&5
-echo $ECHO_N "checking for egrep... $ECHO_C" >&6
-if test "${ac_cv_prog_egrep+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
+$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
+if ${ac_cv_path_GREP+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  if echo a | (grep -E '(a|b)') >/dev/null 2>&1
-    then ac_cv_prog_egrep='grep -E'
-    else ac_cv_prog_egrep='egrep'
+  if test -z "$GREP"; then
+  ac_path_GREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in grep ggrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_GREP" || continue
+# Check for GNU ac_path_GREP and select it if it is found.
+  # Check for GNU $ac_path_GREP
+case `"$ac_path_GREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'GREP' >> "conftest.nl"
+    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_GREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_GREP="$ac_path_GREP"
+      ac_path_GREP_max=$ac_count
     fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_GREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_GREP"; then
+    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_GREP=$GREP
+fi
+
 fi
-echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5
-echo "${ECHO_T}$ac_cv_prog_egrep" >&6
- EGREP=$ac_cv_prog_egrep
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
+$as_echo "$ac_cv_path_GREP" >&6; }
+ GREP="$ac_cv_path_GREP"
 
 
-echo "$as_me:$LINENO: checking for ANSI C header files" >&5
-echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
-if test "${ac_cv_header_stdc+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
+$as_echo_n "checking for egrep... " >&6; }
+if ${ac_cv_path_EGREP+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
+   then ac_cv_path_EGREP="$GREP -E"
+   else
+     if test -z "$EGREP"; then
+  ac_path_EGREP_found=false
+  # Loop through the user's path and test for each of PROGNAME-LIST
+  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+    for ac_prog in egrep; do
+    for ac_exec_ext in '' $ac_executable_extensions; do
+      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
+      as_fn_executable_p "$ac_path_EGREP" || continue
+# Check for GNU ac_path_EGREP and select it if it is found.
+  # Check for GNU $ac_path_EGREP
+case `"$ac_path_EGREP" --version 2>&1` in
+*GNU*)
+  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
+*)
+  ac_count=0
+  $as_echo_n 0123456789 >"conftest.in"
+  while :
+  do
+    cat "conftest.in" "conftest.in" >"conftest.tmp"
+    mv "conftest.tmp" "conftest.in"
+    cp "conftest.in" "conftest.nl"
+    $as_echo 'EGREP' >> "conftest.nl"
+    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
+    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
+    as_fn_arith $ac_count + 1 && ac_count=$as_val
+    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
+      # Best one so far, save it but keep looking for a better one
+      ac_cv_path_EGREP="$ac_path_EGREP"
+      ac_path_EGREP_max=$ac_count
+    fi
+    # 10*(2^10) chars as input seems more than enough
+    test $ac_count -gt 10 && break
+  done
+  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
+esac
+
+      $ac_path_EGREP_found && break 3
+    done
+  done
+  done
+IFS=$as_save_IFS
+  if test -z "$ac_cv_path_EGREP"; then
+    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
+  fi
+else
+  ac_cv_path_EGREP=$EGREP
+fi
+
+   fi
+fi
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
+$as_echo "$ac_cv_path_EGREP" >&6; }
+ EGREP="$ac_cv_path_EGREP"
+
+
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
+$as_echo_n "checking for ANSI C header files... " >&6; }
+if ${ac_cv_header_stdc+:} false; then :
+  $as_echo_n "(cached) " >&6
+else
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 #include <stdarg.h>
@@ -2964,51 +3739,23 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_header_stdc=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_header_stdc=no
+  ac_cv_header_stdc=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <string.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "memchr" >/dev/null 2>&1; then
-  :
+  $EGREP "memchr" >/dev/null 2>&1; then :
+
 else
   ac_cv_header_stdc=no
 fi
@@ -3018,18 +3765,14 @@ fi
 
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "free" >/dev/null 2>&1; then
-  :
+  $EGREP "free" >/dev/null 2>&1; then :
+
 else
   ac_cv_header_stdc=no
 fi
@@ -3039,16 +3782,13 @@ fi
 
 if test $ac_cv_header_stdc = yes; then
   # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then
+  if test "$cross_compiling" = yes; then :
   :
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <ctype.h>
+#include <stdlib.h>
 #if ((' ' & 0x0FF) == 0x020)
 # define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
 # define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
@@ -3068,109 +3808,39 @@ main ()
   for (i = 0; i < 256; i++)
     if (XOR (islower (i), ISLOWER (i))
 	|| toupper (i) != TOUPPER (i))
-      exit(2);
-  exit (0);
+      return 2;
+  return 0;
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  :
-else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+if ac_fn_c_try_run "$LINENO"; then :
 
-( exit $ac_status )
-ac_cv_header_stdc=no
+else
+  ac_cv_header_stdc=no
 fi
-rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
+
 fi
 fi
-echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
-echo "${ECHO_T}$ac_cv_header_stdc" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
+$as_echo "$ac_cv_header_stdc" >&6; }
 if test $ac_cv_header_stdc = yes; then
 
-cat >>confdefs.h <<\_ACEOF
-#define STDC_HEADERS 1
-_ACEOF
+$as_echo "#define STDC_HEADERS 1" >>confdefs.h
 
 fi
 
 # On IRIX 5.3, sys/types and inttypes.h are conflicting.
-
-
-
-
-
-
-
-
-
 for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
 		  inttypes.h stdint.h unistd.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-echo "$as_me:$LINENO: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-
-#include <$ac_header>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_Header=yes"
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-eval "$as_ac_Header=no"
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+do :
+  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
+ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
+"
+if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
   cat >>confdefs.h <<_ACEOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
 
 fi
@@ -3178,196 +3848,48 @@ fi
 done
 
 
-if test "${ac_cv_header_stdlib_h+set}" = set; then
-  echo "$as_me:$LINENO: checking for stdlib.h" >&5
-echo $ECHO_N "checking for stdlib.h... $ECHO_C" >&6
-if test "${ac_cv_header_stdlib_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_stdlib_h" >&5
-echo "${ECHO_T}$ac_cv_header_stdlib_h" >&6
-else
-  # Is the header compilable?
-echo "$as_me:$LINENO: checking stdlib.h usability" >&5
-echo $ECHO_N "checking stdlib.h usability... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-#include <stdlib.h>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_header_compiler=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_header_compiler=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
-echo "${ECHO_T}$ac_header_compiler" >&6
-
-# Is the header present?
-echo "$as_me:$LINENO: checking stdlib.h presence" >&5
-echo $ECHO_N "checking stdlib.h presence... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <stdlib.h>
-_ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  ac_header_preproc=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-  ac_header_preproc=no
-fi
-rm -f conftest.err conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
-echo "${ECHO_T}$ac_header_preproc" >&6
-
-# So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
-  yes:no: )
-    { echo "$as_me:$LINENO: WARNING: stdlib.h: accepted by the compiler, rejected by the preprocessor!" >&5
-echo "$as_me: WARNING: stdlib.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: stdlib.h: proceeding with the compiler's result" >&5
-echo "$as_me: WARNING: stdlib.h: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
-    ;;
-  no:yes:* )
-    { echo "$as_me:$LINENO: WARNING: stdlib.h: present but cannot be compiled" >&5
-echo "$as_me: WARNING: stdlib.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: stdlib.h:     check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: stdlib.h:     check for missing prerequisite headers?" >&2;}
-    { echo "$as_me:$LINENO: WARNING: stdlib.h: see the Autoconf documentation" >&5
-echo "$as_me: WARNING: stdlib.h: see the Autoconf documentation" >&2;}
-    { echo "$as_me:$LINENO: WARNING: stdlib.h:     section \"Present But Cannot Be Compiled\"" >&5
-echo "$as_me: WARNING: stdlib.h:     section \"Present But Cannot Be Compiled\"" >&2;}
-    { echo "$as_me:$LINENO: WARNING: stdlib.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: stdlib.h: proceeding with the preprocessor's result" >&2;}
-    { echo "$as_me:$LINENO: WARNING: stdlib.h: in the future, the compiler will take precedence" >&5
-echo "$as_me: WARNING: stdlib.h: in the future, the compiler will take precedence" >&2;}
-    (
-      cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
-_ASBOX
-    ) |
-      sed "s/^/$as_me: WARNING:     /" >&2
-    ;;
-esac
-echo "$as_me:$LINENO: checking for stdlib.h" >&5
-echo $ECHO_N "checking for stdlib.h... $ECHO_C" >&6
-if test "${ac_cv_header_stdlib_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_cv_header_stdlib_h=$ac_header_preproc
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_stdlib_h" >&5
-echo "${ECHO_T}$ac_cv_header_stdlib_h" >&6
-
-fi
-if test $ac_cv_header_stdlib_h = yes; then
+ac_fn_c_check_header_mongrel "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default"
+if test "x$ac_cv_header_stdlib_h" = xyes; then :
   tk_ok=1
 else
   tk_ok=0
 fi
 
 
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "strtol" >/dev/null 2>&1; then
-  :
+  $EGREP "strtol" >/dev/null 2>&1; then :
+
 else
   tk_ok=0
 fi
 rm -f conftest*
 
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "strtoul" >/dev/null 2>&1; then
-  :
+  $EGREP "strtoul" >/dev/null 2>&1; then :
+
 else
   tk_ok=0
 fi
 rm -f conftest*
 
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "strtod" >/dev/null 2>&1; then
-  :
+  $EGREP "strtod" >/dev/null 2>&1; then :
+
 else
   tk_ok=0
 fi
@@ -3375,9 +3897,7 @@ rm -f conftest*
 
 if test $tk_ok = 0; then
 
-cat >>confdefs.h <<\_ACEOF
-#define NO_STDLIB_H 1
-_ACEOF
+$as_echo "#define NO_STDLIB_H 1" >>confdefs.h
 
 fi
 
@@ -3387,18 +3907,14 @@ fi
 #------------------------------------------------------------------------
 
 if test -z "$no_pipe" && test -n "$GCC"; then
-    echo "$as_me:$LINENO: checking if the compiler understands -pipe" >&5
-echo $ECHO_N "checking if the compiler understands -pipe... $ECHO_C" >&6
-if test "${tcl_cv_cc_pipe+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the compiler understands -pipe" >&5
+$as_echo_n "checking if the compiler understands -pipe... " >&6; }
+if ${tcl_cv_cc_pipe+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 	hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -pipe"
-	cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -3409,40 +3925,16 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_cc_pipe=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cc_pipe=no
+  tcl_cv_cc_pipe=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	CFLAGS=$hold_cflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_cc_pipe" >&5
-echo "${ECHO_T}$tcl_cv_cc_pipe" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_pipe" >&5
+$as_echo "$tcl_cv_cc_pipe" >&6; }
     if test $tcl_cv_cc_pipe = yes; then
 	CFLAGS="$CFLAGS -pipe"
     fi
@@ -3453,13 +3945,13 @@ fi
 #------------------------------------------------------------------------
 
 
-    # Check whether --enable-threads or --disable-threads was given.
-if test "${enable_threads+set}" = set; then
-  enableval="$enable_threads"
-  tcl_ok=$enableval
+    # Check whether --enable-threads was given.
+if test "${enable_threads+set}" = set; then :
+  enableval=$enable_threads; tcl_ok=$enableval
 else
   tcl_ok=yes
-fi;
+fi
+
 
     if test "${TCL_THREADS}" = 1; then
 	tcl_threaded_core=1;
@@ -3470,92 +3962,56 @@ fi;
 	# USE_THREAD_ALLOC tells us to try the special thread-based
 	# allocator that significantly reduces lock contention
 
-cat >>confdefs.h <<\_ACEOF
-#define USE_THREAD_ALLOC 1
-_ACEOF
+$as_echo "#define USE_THREAD_ALLOC 1" >>confdefs.h
 
 
-cat >>confdefs.h <<\_ACEOF
-#define _REENTRANT 1
-_ACEOF
+$as_echo "#define _REENTRANT 1" >>confdefs.h
 
 	if test "`uname -s`" = "SunOS" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define _POSIX_PTHREAD_SEMANTICS 1
-_ACEOF
+$as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
 
 	fi
 
-cat >>confdefs.h <<\_ACEOF
-#define _THREAD_SAFE 1
-_ACEOF
+$as_echo "#define _THREAD_SAFE 1" >>confdefs.h
 
-	echo "$as_me:$LINENO: checking for pthread_mutex_init in -lpthread" >&5
-echo $ECHO_N "checking for pthread_mutex_init in -lpthread... $ECHO_C" >&6
-if test "${ac_cv_lib_pthread_pthread_mutex_init+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_mutex_init in -lpthread" >&5
+$as_echo_n "checking for pthread_mutex_init in -lpthread... " >&6; }
+if ${ac_cv_lib_pthread_pthread_mutex_init+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char pthread_mutex_init ();
 int
 main ()
 {
-pthread_mutex_init ();
+return pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_pthread_pthread_mutex_init=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_pthread_pthread_mutex_init=no
+  ac_cv_lib_pthread_pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_pthread_pthread_mutex_init" >&5
-echo "${ECHO_T}$ac_cv_lib_pthread_pthread_mutex_init" >&6
-if test $ac_cv_lib_pthread_pthread_mutex_init = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_mutex_init" >&5
+$as_echo "$ac_cv_lib_pthread_pthread_mutex_init" >&6; }
+if test "x$ac_cv_lib_pthread_pthread_mutex_init" = xyes; then :
   tcl_ok=yes
 else
   tcl_ok=no
@@ -3567,71 +4023,43 @@ fi
 	    # defined.  We could alternatively do an AC_TRY_COMPILE with
 	    # pthread.h, but that will work with libpthread really doesn't
 	    # exist, like AIX 4.2.  [Bug: 4359]
-	    echo "$as_me:$LINENO: checking for __pthread_mutex_init in -lpthread" >&5
-echo $ECHO_N "checking for __pthread_mutex_init in -lpthread... $ECHO_C" >&6
-if test "${ac_cv_lib_pthread___pthread_mutex_init+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __pthread_mutex_init in -lpthread" >&5
+$as_echo_n "checking for __pthread_mutex_init in -lpthread... " >&6; }
+if ${ac_cv_lib_pthread___pthread_mutex_init+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char __pthread_mutex_init ();
 int
 main ()
 {
-__pthread_mutex_init ();
+return __pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_pthread___pthread_mutex_init=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_pthread___pthread_mutex_init=no
+  ac_cv_lib_pthread___pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_pthread___pthread_mutex_init" >&5
-echo "${ECHO_T}$ac_cv_lib_pthread___pthread_mutex_init" >&6
-if test $ac_cv_lib_pthread___pthread_mutex_init = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread___pthread_mutex_init" >&5
+$as_echo "$ac_cv_lib_pthread___pthread_mutex_init" >&6; }
+if test "x$ac_cv_lib_pthread___pthread_mutex_init" = xyes; then :
   tcl_ok=yes
 else
   tcl_ok=no
@@ -3643,71 +4071,43 @@ fi
 	    # The space is needed
 	    THREADS_LIBS=" -lpthread"
 	else
-	    echo "$as_me:$LINENO: checking for pthread_mutex_init in -lpthreads" >&5
-echo $ECHO_N "checking for pthread_mutex_init in -lpthreads... $ECHO_C" >&6
-if test "${ac_cv_lib_pthreads_pthread_mutex_init+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_mutex_init in -lpthreads" >&5
+$as_echo_n "checking for pthread_mutex_init in -lpthreads... " >&6; }
+if ${ac_cv_lib_pthreads_pthread_mutex_init+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthreads  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char pthread_mutex_init ();
 int
 main ()
 {
-pthread_mutex_init ();
+return pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_pthreads_pthread_mutex_init=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_pthreads_pthread_mutex_init=no
+  ac_cv_lib_pthreads_pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_pthreads_pthread_mutex_init" >&5
-echo "${ECHO_T}$ac_cv_lib_pthreads_pthread_mutex_init" >&6
-if test $ac_cv_lib_pthreads_pthread_mutex_init = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthreads_pthread_mutex_init" >&5
+$as_echo "$ac_cv_lib_pthreads_pthread_mutex_init" >&6; }
+if test "x$ac_cv_lib_pthreads_pthread_mutex_init" = xyes; then :
   tcl_ok=yes
 else
   tcl_ok=no
@@ -3717,142 +4117,86 @@ fi
 		# The space is needed
 		THREADS_LIBS=" -lpthreads"
 	    else
-		echo "$as_me:$LINENO: checking for pthread_mutex_init in -lc" >&5
-echo $ECHO_N "checking for pthread_mutex_init in -lc... $ECHO_C" >&6
-if test "${ac_cv_lib_c_pthread_mutex_init+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_mutex_init in -lc" >&5
+$as_echo_n "checking for pthread_mutex_init in -lc... " >&6; }
+if ${ac_cv_lib_c_pthread_mutex_init+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char pthread_mutex_init ();
 int
 main ()
 {
-pthread_mutex_init ();
+return pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_c_pthread_mutex_init=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_c_pthread_mutex_init=no
+  ac_cv_lib_c_pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_c_pthread_mutex_init" >&5
-echo "${ECHO_T}$ac_cv_lib_c_pthread_mutex_init" >&6
-if test $ac_cv_lib_c_pthread_mutex_init = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_pthread_mutex_init" >&5
+$as_echo "$ac_cv_lib_c_pthread_mutex_init" >&6; }
+if test "x$ac_cv_lib_c_pthread_mutex_init" = xyes; then :
   tcl_ok=yes
 else
   tcl_ok=no
 fi
 
 		if test "$tcl_ok" = "no"; then
-		    echo "$as_me:$LINENO: checking for pthread_mutex_init in -lc_r" >&5
-echo $ECHO_N "checking for pthread_mutex_init in -lc_r... $ECHO_C" >&6
-if test "${ac_cv_lib_c_r_pthread_mutex_init+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_mutex_init in -lc_r" >&5
+$as_echo_n "checking for pthread_mutex_init in -lc_r... " >&6; }
+if ${ac_cv_lib_c_r_pthread_mutex_init+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc_r  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char pthread_mutex_init ();
 int
 main ()
 {
-pthread_mutex_init ();
+return pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_c_r_pthread_mutex_init=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_c_r_pthread_mutex_init=no
+  ac_cv_lib_c_r_pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_c_r_pthread_mutex_init" >&5
-echo "${ECHO_T}$ac_cv_lib_c_r_pthread_mutex_init" >&6
-if test $ac_cv_lib_c_r_pthread_mutex_init = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_mutex_init" >&5
+$as_echo "$ac_cv_lib_c_r_pthread_mutex_init" >&6; }
+if test "x$ac_cv_lib_c_r_pthread_mutex_init" = xyes; then :
   tcl_ok=yes
 else
   tcl_ok=no
@@ -3863,8 +4207,8 @@ fi
 			THREADS_LIBS=" -pthread"
 		    else
 			TCL_THREADS=0
-			{ echo "$as_me:$LINENO: WARNING: Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile..." >&5
-echo "$as_me: WARNING: Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile..." >&2;}
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile..." >&5
+$as_echo "$as_me: WARNING: Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile..." >&2;}
 		    fi
 		fi
 	    fi
@@ -3875,104 +4219,13 @@ echo "$as_me: WARNING: Don't know how to find pthread lib on your system - you m
 
 	ac_saved_libs=$LIBS
 	LIBS="$LIBS $THREADS_LIBS"
-
-
-for ac_func in pthread_attr_setstacksize pthread_atfork
-do
-as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:$LINENO: checking for $ac_func" >&5
-echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$as_ac_var+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
-   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
-#define $ac_func innocuous_$ac_func
-
-/* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $ac_func (); below.
-    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-    <limits.h> exists even on freestanding compilers.  */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-
-#undef $ac_func
-
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char $ac_func ();
-/* The GNU C library defines this for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-choke me
-#else
-char (*f) () = $ac_func;
-#endif
-#ifdef __cplusplus
-}
-#endif
-
-int
-main ()
-{
-return f != $ac_func;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_var=yes"
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-eval "$as_ac_var=no"
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
+	for ac_func in pthread_attr_setstacksize pthread_atfork
+do :
+  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
   cat >>confdefs.h <<_ACEOF
-#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
 
 fi
@@ -3983,24 +4236,22 @@ done
 	TCL_THREADS=0
     fi
     # Do checking message here to not mess up interleaved configure output
-    echo "$as_me:$LINENO: checking for building with threads" >&5
-echo $ECHO_N "checking for building with threads... $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for building with threads" >&5
+$as_echo_n "checking for building with threads... " >&6; }
     if test "${TCL_THREADS}" = 1; then
 
-cat >>confdefs.h <<\_ACEOF
-#define TCL_THREADS 1
-_ACEOF
+$as_echo "#define TCL_THREADS 1" >>confdefs.h
 
 	if test "${tcl_threaded_core}" = 1; then
-	    echo "$as_me:$LINENO: result: yes (threaded core)" >&5
-echo "${ECHO_T}yes (threaded core)" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes (threaded core)" >&5
+$as_echo "yes (threaded core)" >&6; }
 	else
-	    echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 	fi
     else
-	echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
     fi
 
 
@@ -4010,15 +4261,15 @@ echo "${ECHO_T}no" >&6
 LIBS="$LIBS$THREADS_LIBS"
 
 
-    echo "$as_me:$LINENO: checking how to build libraries" >&5
-echo $ECHO_N "checking how to build libraries... $ECHO_C" >&6
-    # Check whether --enable-shared or --disable-shared was given.
-if test "${enable_shared+set}" = set; then
-  enableval="$enable_shared"
-  tcl_ok=$enableval
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to build libraries" >&5
+$as_echo_n "checking how to build libraries... " >&6; }
+    # Check whether --enable-shared was given.
+if test "${enable_shared+set}" = set; then :
+  enableval=$enable_shared; tcl_ok=$enableval
 else
   tcl_ok=yes
-fi;
+fi
+
 
     if test "${enable_shared+set}" = set; then
 	enableval="$enable_shared"
@@ -4028,17 +4279,15 @@ fi;
     fi
 
     if test "$tcl_ok" = "yes" ; then
-	echo "$as_me:$LINENO: result: shared" >&5
-echo "${ECHO_T}shared" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: shared" >&5
+$as_echo "shared" >&6; }
 	SHARED_BUILD=1
     else
-	echo "$as_me:$LINENO: result: static" >&5
-echo "${ECHO_T}static" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: static" >&5
+$as_echo "static" >&6; }
 	SHARED_BUILD=0
 
-cat >>confdefs.h <<\_ACEOF
-#define STATIC_BUILD 1
-_ACEOF
+$as_echo "#define STATIC_BUILD 1" >>confdefs.h
 
     fi
 
@@ -4052,10 +4301,10 @@ _ACEOF
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_RANLIB+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_RANLIB+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
@@ -4065,35 +4314,37 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 fi
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  echo "$as_me:$LINENO: result: $RANLIB" >&5
-echo "${ECHO_T}$RANLIB" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
+$as_echo "$RANLIB" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
+
 fi
 if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
@@ -4103,28 +4354,38 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
-  test -z "$ac_cv_prog_ac_ct_RANLIB" && ac_cv_prog_ac_ct_RANLIB=":"
 fi
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  echo "$as_me:$LINENO: result: $ac_ct_RANLIB" >&5
-echo "${ECHO_T}$ac_ct_RANLIB" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
+$as_echo "$ac_ct_RANLIB" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
-  RANLIB=$ac_ct_RANLIB
+  if test "x$ac_ct_RANLIB" = x; then
+    RANLIB=":"
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    RANLIB=$ac_ct_RANLIB
+  fi
 else
   RANLIB="$ac_cv_prog_RANLIB"
 fi
@@ -4133,52 +4394,47 @@ fi
 
     # Step 0.a: Enable 64 bit support?
 
-    echo "$as_me:$LINENO: checking if 64bit support is requested" >&5
-echo $ECHO_N "checking if 64bit support is requested... $ECHO_C" >&6
-    # Check whether --enable-64bit or --disable-64bit was given.
-if test "${enable_64bit+set}" = set; then
-  enableval="$enable_64bit"
-  do64bit=$enableval
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if 64bit support is requested" >&5
+$as_echo_n "checking if 64bit support is requested... " >&6; }
+    # Check whether --enable-64bit was given.
+if test "${enable_64bit+set}" = set; then :
+  enableval=$enable_64bit; do64bit=$enableval
 else
   do64bit=no
-fi;
-    echo "$as_me:$LINENO: result: $do64bit" >&5
-echo "${ECHO_T}$do64bit" >&6
+fi
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $do64bit" >&5
+$as_echo "$do64bit" >&6; }
 
     # Step 0.b: Enable Solaris 64 bit VIS support?
 
-    echo "$as_me:$LINENO: checking if 64bit Sparc VIS support is requested" >&5
-echo $ECHO_N "checking if 64bit Sparc VIS support is requested... $ECHO_C" >&6
-    # Check whether --enable-64bit-vis or --disable-64bit-vis was given.
-if test "${enable_64bit_vis+set}" = set; then
-  enableval="$enable_64bit_vis"
-  do64bitVIS=$enableval
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if 64bit Sparc VIS support is requested" >&5
+$as_echo_n "checking if 64bit Sparc VIS support is requested... " >&6; }
+    # Check whether --enable-64bit-vis was given.
+if test "${enable_64bit_vis+set}" = set; then :
+  enableval=$enable_64bit_vis; do64bitVIS=$enableval
 else
   do64bitVIS=no
-fi;
-    echo "$as_me:$LINENO: result: $do64bitVIS" >&5
-echo "${ECHO_T}$do64bitVIS" >&6
+fi
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $do64bitVIS" >&5
+$as_echo "$do64bitVIS" >&6; }
     # Force 64bit on with VIS
-    if test "$do64bitVIS" = "yes"; then
+    if test "$do64bitVIS" = "yes"; then :
   do64bit=yes
 fi
 
-
     # Step 0.c: Check if visibility support is available. Do this here so
     # that platform specific alternatives can be used below if this fails.
 
-    echo "$as_me:$LINENO: checking if compiler supports visibility \"hidden\"" >&5
-echo $ECHO_N "checking if compiler supports visibility \"hidden\"... $ECHO_C" >&6
-if test "${tcl_cv_cc_visibility_hidden+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler supports visibility \"hidden\"" >&5
+$as_echo_n "checking if compiler supports visibility \"hidden\"... " >&6; }
+if ${tcl_cv_cc_visibility_hidden+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 	hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
-	cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 	    extern __attribute__((__visibility__("hidden"))) void f(void);
@@ -4191,79 +4447,50 @@ f();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_cc_visibility_hidden=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cc_visibility_hidden=no
+  tcl_cv_cc_visibility_hidden=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 	CFLAGS=$hold_cflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_cc_visibility_hidden" >&5
-echo "${ECHO_T}$tcl_cv_cc_visibility_hidden" >&6
-    if test $tcl_cv_cc_visibility_hidden = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_visibility_hidden" >&5
+$as_echo "$tcl_cv_cc_visibility_hidden" >&6; }
+    if test $tcl_cv_cc_visibility_hidden = yes; then :
 
 
-cat >>confdefs.h <<\_ACEOF
-#define MODULE_SCOPE extern __attribute__((__visibility__("hidden")))
-_ACEOF
+$as_echo "#define MODULE_SCOPE extern __attribute__((__visibility__(\"hidden\")))" >>confdefs.h
 
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_HIDDEN 1
-_ACEOF
+$as_echo "#define HAVE_HIDDEN 1" >>confdefs.h
 
 
 fi
 
-
     # Step 0.d: Disable -rpath support?
 
-    echo "$as_me:$LINENO: checking if rpath support is requested" >&5
-echo $ECHO_N "checking if rpath support is requested... $ECHO_C" >&6
-    # Check whether --enable-rpath or --disable-rpath was given.
-if test "${enable_rpath+set}" = set; then
-  enableval="$enable_rpath"
-  doRpath=$enableval
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if rpath support is requested" >&5
+$as_echo_n "checking if rpath support is requested... " >&6; }
+    # Check whether --enable-rpath was given.
+if test "${enable_rpath+set}" = set; then :
+  enableval=$enable_rpath; doRpath=$enableval
 else
   doRpath=yes
-fi;
-    echo "$as_me:$LINENO: result: $doRpath" >&5
-echo "${ECHO_T}$doRpath" >&6
+fi
+
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $doRpath" >&5
+$as_echo "$doRpath" >&6; }
 
     # Step 1: set the variable "system" to hold the name and version number
     # for the system.
 
 
-    echo "$as_me:$LINENO: checking system version" >&5
-echo $ECHO_N "checking system version... $ECHO_C" >&6
-if test "${tcl_cv_sys_version+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking system version" >&5
+$as_echo_n "checking system version... " >&6; }
+if ${tcl_cv_sys_version+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 	if test -f /usr/lib/NextStep/software_version; then
@@ -4271,8 +4498,8 @@ else
 	else
 	    tcl_cv_sys_version=`uname -s`-`uname -r`
 	    if test "$?" -ne 0 ; then
-		{ echo "$as_me:$LINENO: WARNING: can't find uname command" >&5
-echo "$as_me: WARNING: can't find uname command" >&2;}
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: can't find uname command" >&5
+$as_echo "$as_me: WARNING: can't find uname command" >&2;}
 		tcl_cv_sys_version=unknown
 	    else
 		# Special check for weird MP-RAS system (uname returns weird
@@ -4291,79 +4518,51 @@ echo "$as_me: WARNING: can't find uname command" >&2;}
 	fi
 
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_sys_version" >&5
-echo "${ECHO_T}$tcl_cv_sys_version" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_sys_version" >&5
+$as_echo "$tcl_cv_sys_version" >&6; }
     system=$tcl_cv_sys_version
 
 
     # Step 2: check for existence of -ldl library.  This is needed because
     # Linux can use either -ldl or -ldld for dynamic loading.
 
-    echo "$as_me:$LINENO: checking for dlopen in -ldl" >&5
-echo $ECHO_N "checking for dlopen in -ldl... $ECHO_C" >&6
-if test "${ac_cv_lib_dl_dlopen+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
+$as_echo_n "checking for dlopen in -ldl... " >&6; }
+if ${ac_cv_lib_dl_dlopen+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char dlopen ();
 int
 main ()
 {
-dlopen ();
+return dlopen ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_dl_dlopen=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_dl_dlopen=no
+  ac_cv_lib_dl_dlopen=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_dl_dlopen" >&5
-echo "${ECHO_T}$ac_cv_lib_dl_dlopen" >&6
-if test $ac_cv_lib_dl_dlopen = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
+$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
+if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
   have_dl=yes
 else
   have_dl=no
@@ -4389,7 +4588,7 @@ fi
     ECHO_VERSION='`echo ${VERSION}`'
     TCL_LIB_VERSIONS_OK=ok
     CFLAGS_DEBUG=-g
-    if test "$GCC" = yes; then
+    if test "$GCC" = yes; then :
 
 	CFLAGS_OPTIMIZE=-O2
 	CFLAGS_WARNING="-Wall -Wpointer-arith"
@@ -4400,14 +4599,13 @@ else
 	CFLAGS_WARNING=""
 
 fi
-
     if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_AR+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_AR+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$AR"; then
   ac_cv_prog_AR="$AR" # Let the user override the test.
@@ -4417,35 +4615,37 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_AR="${ac_tool_prefix}ar"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  echo "$as_me:$LINENO: result: $AR" >&5
-echo "${ECHO_T}$AR" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
+$as_echo "$AR" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
+
 fi
 if test -z "$ac_cv_prog_AR"; then
   ac_ct_AR=$AR
   # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-echo "$as_me:$LINENO: checking for $ac_word" >&5
-echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
-if test "${ac_cv_prog_ac_ct_AR+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
+$as_echo_n "checking for $ac_word... " >&6; }
+if ${ac_cv_prog_ac_ct_AR+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   if test -n "$ac_ct_AR"; then
   ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
@@ -4455,27 +4655,38 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  for ac_exec_ext in '' $ac_executable_extensions; do
-  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    for ac_exec_ext in '' $ac_executable_extensions; do
+  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_AR="ar"
-    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-done
+  done
+IFS=$as_save_IFS
 
 fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  echo "$as_me:$LINENO: result: $ac_ct_AR" >&5
-echo "${ECHO_T}$ac_ct_AR" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
+$as_echo "$ac_ct_AR" >&6; }
 else
-  echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
 
-  AR=$ac_ct_AR
+  if test "x$ac_ct_AR" = x; then
+    AR=""
+  else
+    case $cross_compiling:$ac_tool_warned in
+yes:)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
+$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
+ac_tool_warned=yes ;;
+esac
+    AR=$ac_ct_AR
+  fi
 else
   AR="$ac_cv_prog_AR"
 fi
@@ -4485,15 +4696,14 @@ fi
     PLAT_OBJS=""
     PLAT_SRCS=""
     LDAIX_SRC=""
-    if test "x${SHLIB_VERSION}" = x; then
+    if test "x${SHLIB_VERSION}" = x; then :
   SHLIB_VERSION=".1.0"
 else
   SHLIB_VERSION=".${SHLIB_VERSION}"
 fi
-
     case $system in
 	AIX-*)
-	    if test "${TCL_THREADS}" = "1" -a "$GCC" != "yes"; then
+	    if test "${TCL_THREADS}" = "1" -a "$GCC" != "yes"; then :
 
 		# AIX requires the _r compiler when gcc isn't being used
 		case "${CC}" in
@@ -4505,11 +4715,10 @@ fi
 		    	CC=`echo "$CC" | sed -e 's/^\([^ ]*\)/\1_r/'`
 			;;
 		esac
-		echo "$as_me:$LINENO: result: Using $CC for compiling with threads" >&5
-echo "${ECHO_T}Using $CC for compiling with threads" >&6
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: Using $CC for compiling with threads" >&5
+$as_echo "Using $CC for compiling with threads" >&6; }
 
 fi
-
 	    LIBS="$LIBS -lc"
 	    SHLIB_CFLAGS=""
 	    SHLIB_SUFFIX=".so"
@@ -4522,12 +4731,12 @@ fi
 	    LDAIX_SRC='$(UNIX_DIR)/ldAix'
 
 	    # Check to enable 64-bit flags for compiler/linker
-	    if test "$do64bit" = yes; then
+	    if test "$do64bit" = yes; then :
 
-		if test "$GCC" = yes; then
+		if test "$GCC" = yes; then :
 
-		    { echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC on $system" >&5
-echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported with GCC on $system" >&5
+$as_echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
 
 else
 
@@ -4540,17 +4749,15 @@ else
 
 fi
 
-
 fi
 
-
-	    if test "`uname -m`" = ia64; then
+	    if test "`uname -m`" = ia64; then :
 
 		# AIX-5 uses ELF style dynamic libraries on IA-64, but not PPC
 		SHLIB_LD="/usr/ccs/bin/ld -G -z text"
 		# AIX-5 has dl* in libc.so
 		DL_LIBS=""
-		if test "$GCC" = yes; then
+		if test "$GCC" = yes; then :
 
 		    CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 
@@ -4559,12 +4766,11 @@ else
 		    CC_SEARCH_FLAGS='-R${LIB_RUNTIME_DIR}'
 
 fi
-
 		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
 
 else
 
-		if test "$GCC" = yes; then
+		if test "$GCC" = yes; then :
 
 		    SHLIB_LD='${CC} -shared -Wl,-bexpall'
 
@@ -4574,14 +4780,12 @@ else
 		    LDFLAGS="$LDFLAGS -brtl"
 
 fi
-
 		SHLIB_LD="${SHLIB_LD} ${SHLIB_LD_FLAGS}"
 		DL_LIBS="-ldl"
 		CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 
 fi
-
 	    ;;
 	BeOS*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -4595,71 +4799,43 @@ fi
 	    # -lsocket, even if the network functions are in -lnet which
 	    # is always linked to, for compatibility.
 	    #-----------------------------------------------------------
-	    echo "$as_me:$LINENO: checking for inet_ntoa in -lbind" >&5
-echo $ECHO_N "checking for inet_ntoa in -lbind... $ECHO_C" >&6
-if test "${ac_cv_lib_bind_inet_ntoa+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inet_ntoa in -lbind" >&5
+$as_echo_n "checking for inet_ntoa in -lbind... " >&6; }
+if ${ac_cv_lib_bind_inet_ntoa+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lbind  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char inet_ntoa ();
 int
 main ()
 {
-inet_ntoa ();
+return inet_ntoa ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_bind_inet_ntoa=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_bind_inet_ntoa=no
+  ac_cv_lib_bind_inet_ntoa=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_bind_inet_ntoa" >&5
-echo "${ECHO_T}$ac_cv_lib_bind_inet_ntoa" >&6
-if test $ac_cv_lib_bind_inet_ntoa = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bind_inet_ntoa" >&5
+$as_echo "$ac_cv_lib_bind_inet_ntoa" >&6; }
+if test "x$ac_cv_lib_bind_inet_ntoa" = xyes; then :
   LIBS="$LIBS -lbind -lsocket"
 fi
 
@@ -4696,16 +4872,12 @@ fi
 	    TCL_NEEDS_EXP_FILE=1
 	    TCL_EXPORT_FILE_SUFFIX='${VERSION}.dll.a'
 	    SHLIB_LD_LIBS="${SHLIB_LD_LIBS} -Wl,--out-implib,\$@.a"
-	    echo "$as_me:$LINENO: checking for Cygwin version of gcc" >&5
-echo $ECHO_N "checking for Cygwin version of gcc... $ECHO_C" >&6
-if test "${ac_cv_cygwin+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Cygwin version of gcc" >&5
+$as_echo_n "checking for Cygwin version of gcc... " >&6; }
+if ${ac_cv_cygwin+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 		#ifdef __CYGWIN__
@@ -4720,49 +4892,21 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_cygwin=no
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_cygwin=yes
+  ac_cv_cygwin=yes
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-echo "$as_me:$LINENO: result: $ac_cv_cygwin" >&5
-echo "${ECHO_T}$ac_cv_cygwin" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cygwin" >&5
+$as_echo "$ac_cv_cygwin" >&6; }
 	    if test "$ac_cv_cygwin" = "no"; then
-		{ { echo "$as_me:$LINENO: error: ${CC} is not a cygwin compiler." >&5
-echo "$as_me: error: ${CC} is not a cygwin compiler." >&2;}
-   { (exit 1); exit 1; }; }
+		as_fn_error $? "${CC} is not a cygwin compiler." "$LINENO" 5
 	    fi
 	    if test "x${TCL_THREADS}" = "x0"; then
-		{ { echo "$as_me:$LINENO: error: CYGWIN compile is only supported with --enable-threads" >&5
-echo "$as_me: error: CYGWIN compile is only supported with --enable-threads" >&2;}
-   { (exit 1); exit 1; }; }
+		as_fn_error $? "CYGWIN compile is only supported with --enable-threads" "$LINENO" 5
 	    fi
 	    do64bit_ok=yes
 	    if test "x${SHARED_BUILD}" = "x1"; then
@@ -4792,71 +4936,43 @@ echo "$as_me: error: CYGWIN compile is only supported with --enable-threads" >&2
 	    SHLIB_LD='${CC} ${CFLAGS} ${LDFLAGS} -shared'
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-lroot"
-	    echo "$as_me:$LINENO: checking for inet_ntoa in -lnetwork" >&5
-echo $ECHO_N "checking for inet_ntoa in -lnetwork... $ECHO_C" >&6
-if test "${ac_cv_lib_network_inet_ntoa+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inet_ntoa in -lnetwork" >&5
+$as_echo_n "checking for inet_ntoa in -lnetwork... " >&6; }
+if ${ac_cv_lib_network_inet_ntoa+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnetwork  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char inet_ntoa ();
 int
 main ()
 {
-inet_ntoa ();
+return inet_ntoa ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_network_inet_ntoa=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_network_inet_ntoa=no
+  ac_cv_lib_network_inet_ntoa=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_network_inet_ntoa" >&5
-echo "${ECHO_T}$ac_cv_lib_network_inet_ntoa" >&6
-if test $ac_cv_lib_network_inet_ntoa = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_network_inet_ntoa" >&5
+$as_echo "$ac_cv_lib_network_inet_ntoa" >&6; }
+if test "x$ac_cv_lib_network_inet_ntoa" = xyes; then :
   LIBS="$LIBS -lnetwork"
 fi
 
@@ -4864,18 +4980,14 @@ fi
 	HP-UX-*.11.*)
 	    # Use updated header definitions where possible
 
-cat >>confdefs.h <<\_ACEOF
-#define _XOPEN_SOURCE_EXTENDED 1
-_ACEOF
+$as_echo "#define _XOPEN_SOURCE_EXTENDED 1" >>confdefs.h
 
 
-cat >>confdefs.h <<\_ACEOF
-#define _XOPEN_SOURCE 1
-_ACEOF
+$as_echo "#define _XOPEN_SOURCE 1" >>confdefs.h
 
 	    LIBS="$LIBS -lxnet"               # Use the XOPEN network library
 
-	    if test "`uname -m`" = ia64; then
+	    if test "`uname -m`" = ia64; then :
 
 		SHLIB_SUFFIX=".so"
 
@@ -4884,78 +4996,49 @@ else
 		SHLIB_SUFFIX=".sl"
 
 fi
-
-	    echo "$as_me:$LINENO: checking for shl_load in -ldld" >&5
-echo $ECHO_N "checking for shl_load in -ldld... $ECHO_C" >&6
-if test "${ac_cv_lib_dld_shl_load+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
+$as_echo_n "checking for shl_load in -ldld... " >&6; }
+if ${ac_cv_lib_dld_shl_load+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char shl_load ();
 int
 main ()
 {
-shl_load ();
+return shl_load ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_dld_shl_load=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_dld_shl_load=no
+  ac_cv_lib_dld_shl_load=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_dld_shl_load" >&5
-echo "${ECHO_T}$ac_cv_lib_dld_shl_load" >&6
-if test $ac_cv_lib_dld_shl_load = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
+$as_echo "$ac_cv_lib_dld_shl_load" >&6; }
+if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
   tcl_ok=yes
 else
   tcl_ok=no
 fi
 
-	    if test "$tcl_ok" = yes; then
+	    if test "$tcl_ok" = yes; then :
 
 		SHLIB_CFLAGS="+z"
 		SHLIB_LD="ld -b"
@@ -4967,8 +5050,7 @@ fi
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
 
 fi
-
-	    if test "$GCC" = yes; then
+	    if test "$GCC" = yes; then :
 
 		SHLIB_LD='${CC} -shared'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
@@ -4979,30 +5061,28 @@ else
 
 fi
 
-
 	    # Users may want PA-RISC 1.1/2.0 portable code - needs HP cc
 	    #CFLAGS="$CFLAGS +DAportable"
 
 	    # Check to enable 64-bit flags for compiler/linker
-	    if test "$do64bit" = "yes"; then
+	    if test "$do64bit" = "yes"; then :
 
-		if test "$GCC" = yes; then
+		if test "$GCC" = yes; then :
 
 		    case `${CC} -dumpmachine` in
 			hppa64*)
 			    # 64-bit gcc in use.  Fix flags for GNU ld.
 			    do64bit_ok=yes
 			    SHLIB_LD='${CC} -shared'
-			    if test $doRpath = yes; then
+			    if test $doRpath = yes; then :
 
 				CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
-
 			    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 			    ;;
 			*)
-			    { echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC on $system" >&5
-echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
+			    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported with GCC on $system" >&5
+$as_echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
 			    ;;
 		    esac
 
@@ -5014,82 +5094,52 @@ else
 
 fi
 
-
-fi
- ;;
+fi ;;
 	HP-UX-*.08.*|HP-UX-*.09.*|HP-UX-*.10.*)
 	    SHLIB_SUFFIX=".sl"
-	    echo "$as_me:$LINENO: checking for shl_load in -ldld" >&5
-echo $ECHO_N "checking for shl_load in -ldld... $ECHO_C" >&6
-if test "${ac_cv_lib_dld_shl_load+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
+$as_echo_n "checking for shl_load in -ldld... " >&6; }
+if ${ac_cv_lib_dld_shl_load+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char shl_load ();
 int
 main ()
 {
-shl_load ();
+return shl_load ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_dld_shl_load=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_dld_shl_load=no
+  ac_cv_lib_dld_shl_load=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_dld_shl_load" >&5
-echo "${ECHO_T}$ac_cv_lib_dld_shl_load" >&6
-if test $ac_cv_lib_dld_shl_load = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
+$as_echo "$ac_cv_lib_dld_shl_load" >&6; }
+if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
   tcl_ok=yes
 else
   tcl_ok=no
 fi
 
-	    if test "$tcl_ok" = yes; then
+	    if test "$tcl_ok" = yes; then :
 
 		SHLIB_CFLAGS="+z"
 		SHLIB_LD="ld -b"
@@ -5101,28 +5151,24 @@ fi
 		LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.'
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
 
-fi
- ;;
+fi ;;
 	IRIX-5.*)
 	    SHLIB_CFLAGS=""
 	    SHLIB_LD="ld -shared -rdata_shared"
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    case $LIBOBJS in
-    "mkstemp.$ac_objext"   | \
-  *" mkstemp.$ac_objext"   | \
-    "mkstemp.$ac_objext "* | \
+	    case " $LIBOBJS " in
   *" mkstemp.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext" ;;
+  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext"
+ ;;
 esac
 
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 fi
-
 	    ;;
 	IRIX-6.*)
 	    SHLIB_CFLAGS=""
@@ -5130,21 +5176,18 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    case $LIBOBJS in
-    "mkstemp.$ac_objext"   | \
-  *" mkstemp.$ac_objext"   | \
-    "mkstemp.$ac_objext "* | \
+	    case " $LIBOBJS " in
   *" mkstemp.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext" ;;
+  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext"
+ ;;
 esac
 
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 fi
-
-	    if test "$GCC" = yes; then
+	    if test "$GCC" = yes; then :
 
 		CFLAGS="$CFLAGS -mabi=n32"
 		LDFLAGS="$LDFLAGS -mabi=n32"
@@ -5163,7 +5206,6 @@ else
 		LDFLAGS="$LDFLAGS -n32"
 
 fi
-
 	    ;;
 	IRIX64-6.*)
 	    SHLIB_CFLAGS=""
@@ -5171,29 +5213,26 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    case $LIBOBJS in
-    "mkstemp.$ac_objext"   | \
-  *" mkstemp.$ac_objext"   | \
-    "mkstemp.$ac_objext "* | \
+	    case " $LIBOBJS " in
   *" mkstemp.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext" ;;
+  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext"
+ ;;
 esac
 
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 fi
 
-
 	    # Check to enable 64-bit flags for compiler/linker
 
-	    if test "$do64bit" = yes; then
+	    if test "$do64bit" = yes; then :
 
-	        if test "$GCC" = yes; then
+	        if test "$GCC" = yes; then :
 
-	            { echo "$as_me:$LINENO: WARNING: 64bit mode not supported by gcc" >&5
-echo "$as_me: WARNING: 64bit mode not supported by gcc" >&2;}
+	            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported by gcc" >&5
+$as_echo "$as_me: WARNING: 64bit mode not supported by gcc" >&2;}
 
 else
 
@@ -5204,9 +5243,7 @@ else
 
 fi
 
-
 fi
-
 	    ;;
 	Linux*|GNU*|NetBSD-Debian)
 	    SHLIB_CFLAGS="-fPIC"
@@ -5222,31 +5259,25 @@ fi
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
 	    LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
-
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    if test "`uname -m`" = "alpha"; then
+	    if test "`uname -m`" = "alpha"; then :
   CFLAGS="$CFLAGS -mieee"
 fi
+	    if test $do64bit = yes; then :
 
-	    if test $do64bit = yes; then
-
-		echo "$as_me:$LINENO: checking if compiler accepts -m64 flag" >&5
-echo $ECHO_N "checking if compiler accepts -m64 flag... $ECHO_C" >&6
-if test "${tcl_cv_cc_m64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler accepts -m64 flag" >&5
+$as_echo_n "checking if compiler accepts -m64 flag... " >&6; }
+if ${tcl_cv_cc_m64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 		    hold_cflags=$CFLAGS
 		    CFLAGS="$CFLAGS -m64"
-		    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -5257,62 +5288,35 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_cc_m64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cc_m64=no
+  tcl_cv_cc_m64=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 		    CFLAGS=$hold_cflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_cc_m64" >&5
-echo "${ECHO_T}$tcl_cv_cc_m64" >&6
-		if test $tcl_cv_cc_m64 = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_m64" >&5
+$as_echo "$tcl_cv_cc_m64" >&6; }
+		if test $tcl_cv_cc_m64 = yes; then :
 
 		    CFLAGS="$CFLAGS -m64"
 		    do64bit_ok=yes
 
 fi
 
-
 fi
 
-
 	    # The combo of gcc + glibc has a bug related to inlining of
 	    # functions like strtod(). The -fno-builtin flag should address
 	    # this problem but it does not work. The -fno-inline flag is kind
 	    # of overkill but it works. Disable inlining only when one of the
 	    # files in compat/*.c is being linked in.
 
-	    if test x"${USE_COMPAT}" != x; then
+	    if test x"${USE_COMPAT}" != x; then :
   CFLAGS="$CFLAGS -fno-inline"
 fi
-
 	    ;;
 	Lynx*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -5322,12 +5326,11 @@ fi
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-mshared -ldl"
 	    LD_FLAGS="-Wl,--export-dynamic"
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
-
 	    ;;
 	MP-RAS-02*)
 	    SHLIB_CFLAGS="-K PIC"
@@ -5364,16 +5367,15 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
-
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 	    SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so${SHLIB_VERSION}'
 	    LDFLAGS="-Wl,-export-dynamic"
 	    CFLAGS_OPTIMIZE="-O2"
-	    if test "${TCL_THREADS}" = "1"; then
+	    if test "${TCL_THREADS}" = "1"; then :
 
 		# On OpenBSD:	Compile with -pthread
 		#		Don't link with -lpthread
@@ -5381,7 +5383,6 @@ fi
 		CFLAGS="$CFLAGS -pthread"
 
 fi
-
 	    # OpenBSD doesn't do version numbers with dots.
 	    UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a'
 	    TCL_LIB_VERSIONS_OK=nodots
@@ -5394,13 +5395,12 @@ fi
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
 	    LDFLAGS="$LDFLAGS -export-dynamic"
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
-
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    if test "${TCL_THREADS}" = "1"; then
+	    if test "${TCL_THREADS}" = "1"; then :
 
 		# The -pthread needs to go in the CFLAGS, not LIBS
 		LIBS=`echo $LIBS | sed s/-pthread//`
@@ -5408,7 +5408,6 @@ fi
 	    	LDFLAGS="$LDFLAGS -pthread"
 
 fi
-
 	    ;;
 	DragonFly-*|FreeBSD-*)
 	    # This configuration from FreeBSD Ports.
@@ -5418,20 +5417,18 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
-
-	    if test "${TCL_THREADS}" = "1"; then
+	    if test "${TCL_THREADS}" = "1"; then :
 
 		# The -pthread needs to go in the LDFLAGS, not LIBS
 		LIBS=`echo $LIBS | sed s/-pthread//`
 		CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
 		LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 fi
-
 	    case $system in
 	    FreeBSD-3.*)
 		# Version numbers are dot-stripped by system policy.
@@ -5454,23 +5451,19 @@ fi
 	    CFLAGS="`echo " ${CFLAGS}" | \
 		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \
 		if (!($i~/^(isysroot|mmacosx-version-min)/)) print "-"$i}'`"
-	    if test $do64bit = yes; then
+	    if test $do64bit = yes; then :
 
 		case `arch` in
 		    ppc)
-			echo "$as_me:$LINENO: checking if compiler accepts -arch ppc64 flag" >&5
-echo $ECHO_N "checking if compiler accepts -arch ppc64 flag... $ECHO_C" >&6
-if test "${tcl_cv_cc_arch_ppc64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler accepts -arch ppc64 flag" >&5
+$as_echo_n "checking if compiler accepts -arch ppc64 flag... " >&6; }
+if ${tcl_cv_cc_arch_ppc64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 			    hold_cflags=$CFLAGS
 			    CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5"
-			    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+			    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -5481,62 +5474,33 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_cc_arch_ppc64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cc_arch_ppc64=no
+  tcl_cv_cc_arch_ppc64=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 			    CFLAGS=$hold_cflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_cc_arch_ppc64" >&5
-echo "${ECHO_T}$tcl_cv_cc_arch_ppc64" >&6
-			if test $tcl_cv_cc_arch_ppc64 = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_arch_ppc64" >&5
+$as_echo "$tcl_cv_cc_arch_ppc64" >&6; }
+			if test $tcl_cv_cc_arch_ppc64 = yes; then :
 
 			    CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5"
 			    do64bit_ok=yes
 
-fi
-;;
+fi;;
 		    i386)
-			echo "$as_me:$LINENO: checking if compiler accepts -arch x86_64 flag" >&5
-echo $ECHO_N "checking if compiler accepts -arch x86_64 flag... $ECHO_C" >&6
-if test "${tcl_cv_cc_arch_x86_64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler accepts -arch x86_64 flag" >&5
+$as_echo_n "checking if compiler accepts -arch x86_64 flag... " >&6; }
+if ${tcl_cv_cc_arch_x86_64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 			    hold_cflags=$CFLAGS
 			    CFLAGS="$CFLAGS -arch x86_64"
-			    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+			    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -5547,79 +5511,48 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_cc_arch_x86_64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cc_arch_x86_64=no
+  tcl_cv_cc_arch_x86_64=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 			    CFLAGS=$hold_cflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_cc_arch_x86_64" >&5
-echo "${ECHO_T}$tcl_cv_cc_arch_x86_64" >&6
-			if test $tcl_cv_cc_arch_x86_64 = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_arch_x86_64" >&5
+$as_echo "$tcl_cv_cc_arch_x86_64" >&6; }
+			if test $tcl_cv_cc_arch_x86_64 = yes; then :
 
 			    CFLAGS="$CFLAGS -arch x86_64"
 			    do64bit_ok=yes
 
-fi
-;;
+fi;;
 		    *)
-			{ echo "$as_me:$LINENO: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&5
-echo "$as_me: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&2;};;
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&5
+$as_echo "$as_me: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&2;};;
 		esac
 
 else
 
 		# Check for combined 32-bit and 64-bit fat build
 		if echo "$CFLAGS " |grep -E -q -- '-arch (ppc64|x86_64) ' \
-		    && echo "$CFLAGS " |grep -E -q -- '-arch (ppc|i386) '; then
+		    && echo "$CFLAGS " |grep -E -q -- '-arch (ppc|i386) '; then :
 
 		    fat_32_64=yes
 fi
 
-
 fi
-
 	    SHLIB_LD='${CC} -dynamiclib ${CFLAGS} ${LDFLAGS}'
-	    echo "$as_me:$LINENO: checking if ld accepts -single_module flag" >&5
-echo $ECHO_N "checking if ld accepts -single_module flag... $ECHO_C" >&6
-if test "${tcl_cv_ld_single_module+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if ld accepts -single_module flag" >&5
+$as_echo_n "checking if ld accepts -single_module flag... " >&6; }
+if ${tcl_cv_ld_single_module+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -dynamiclib -Wl,-single_module"
-		cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -5630,64 +5563,35 @@ int i;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_ld_single_module=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_ld_single_module=no
+  tcl_cv_ld_single_module=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 		LDFLAGS=$hold_ldflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_ld_single_module" >&5
-echo "${ECHO_T}$tcl_cv_ld_single_module" >&6
-	    if test $tcl_cv_ld_single_module = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_ld_single_module" >&5
+$as_echo "$tcl_cv_ld_single_module" >&6; }
+	    if test $tcl_cv_ld_single_module = yes; then :
 
 		SHLIB_LD="${SHLIB_LD} -Wl,-single_module"
 
 fi
-
 	    SHLIB_SUFFIX=".dylib"
 	    DL_OBJS="tclLoadDyld.o"
 	    DL_LIBS=""
 	    LDFLAGS="$LDFLAGS -headerpad_max_install_names"
-	    echo "$as_me:$LINENO: checking if ld accepts -search_paths_first flag" >&5
-echo $ECHO_N "checking if ld accepts -search_paths_first flag... $ECHO_C" >&6
-if test "${tcl_cv_ld_search_paths_first+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if ld accepts -search_paths_first flag" >&5
+$as_echo_n "checking if ld accepts -search_paths_first flag... " >&6; }
+if ${tcl_cv_ld_search_paths_first+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
-		cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -5698,89 +5602,59 @@ int i;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_ld_search_paths_first=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_ld_search_paths_first=no
+  tcl_cv_ld_search_paths_first=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 		LDFLAGS=$hold_ldflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_ld_search_paths_first" >&5
-echo "${ECHO_T}$tcl_cv_ld_search_paths_first" >&6
-	    if test $tcl_cv_ld_search_paths_first = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_ld_search_paths_first" >&5
+$as_echo "$tcl_cv_ld_search_paths_first" >&6; }
+	    if test $tcl_cv_ld_search_paths_first = yes; then :
 
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
 
 fi
+	    if test "$tcl_cv_cc_visibility_hidden" != yes; then :
 
-	    if test "$tcl_cv_cc_visibility_hidden" != yes; then
 
-
-cat >>confdefs.h <<\_ACEOF
-#define MODULE_SCOPE __private_extern__
-_ACEOF
+$as_echo "#define MODULE_SCOPE __private_extern__" >>confdefs.h
 
 		tcl_cv_cc_visibility_hidden=yes
 
 fi
-
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    LD_LIBRARY_PATH_VAR="DYLD_LIBRARY_PATH"
 
-cat >>confdefs.h <<\_ACEOF
-#define MAC_OSX_TCL 1
-_ACEOF
+$as_echo "#define MAC_OSX_TCL 1" >>confdefs.h
 
 	    PLAT_OBJS='${MAC_OSX_OBJS}'
 	    PLAT_SRCS='${MAC_OSX_SRCS}'
-	    echo "$as_me:$LINENO: checking whether to use CoreFoundation" >&5
-echo $ECHO_N "checking whether to use CoreFoundation... $ECHO_C" >&6
-	    # Check whether --enable-corefoundation or --disable-corefoundation was given.
-if test "${enable_corefoundation+set}" = set; then
-  enableval="$enable_corefoundation"
-  tcl_corefoundation=$enableval
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use CoreFoundation" >&5
+$as_echo_n "checking whether to use CoreFoundation... " >&6; }
+	    # Check whether --enable-corefoundation was given.
+if test "${enable_corefoundation+set}" = set; then :
+  enableval=$enable_corefoundation; tcl_corefoundation=$enableval
 else
   tcl_corefoundation=yes
-fi;
-	    echo "$as_me:$LINENO: result: $tcl_corefoundation" >&5
-echo "${ECHO_T}$tcl_corefoundation" >&6
-	    if test $tcl_corefoundation = yes; then
+fi
+
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_corefoundation" >&5
+$as_echo "$tcl_corefoundation" >&6; }
+	    if test $tcl_corefoundation = yes; then :
 
-		echo "$as_me:$LINENO: checking for CoreFoundation.framework" >&5
-echo $ECHO_N "checking for CoreFoundation.framework... $ECHO_C" >&6
-if test "${tcl_cv_lib_corefoundation+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for CoreFoundation.framework" >&5
+$as_echo_n "checking for CoreFoundation.framework... " >&6; }
+if ${tcl_cv_lib_corefoundation+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 		    hold_libs=$LIBS
-		    if test "$fat_32_64" = yes; then
+		    if test "$fat_32_64" = yes; then :
 
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    # On Tiger there is no 64-bit CF, so remove 64-bit
@@ -5790,13 +5664,8 @@ else
 			    eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
 			done
 fi
-
 		    LIBS="$LIBS -framework CoreFoundation"
-		    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <CoreFoundation/CoreFoundation.h>
 int
@@ -5807,77 +5676,45 @@ CFBundleRef b = CFBundleGetMainBundle();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_lib_corefoundation=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_lib_corefoundation=no
+  tcl_cv_lib_corefoundation=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-		    if test "$fat_32_64" = yes; then
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
+		    if test "$fat_32_64" = yes; then :
 
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval $v'="$hold_'$v'"'
 		        done
 fi
-
 		    LIBS=$hold_libs
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_lib_corefoundation" >&5
-echo "${ECHO_T}$tcl_cv_lib_corefoundation" >&6
-		if test $tcl_cv_lib_corefoundation = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_lib_corefoundation" >&5
+$as_echo "$tcl_cv_lib_corefoundation" >&6; }
+		if test $tcl_cv_lib_corefoundation = yes; then :
 
 		    LIBS="$LIBS -framework CoreFoundation"
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_COREFOUNDATION 1
-_ACEOF
+$as_echo "#define HAVE_COREFOUNDATION 1" >>confdefs.h
 
 
 else
   tcl_corefoundation=no
 fi
+		if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then :
 
-		if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then
-
-		    echo "$as_me:$LINENO: checking for 64-bit CoreFoundation" >&5
-echo $ECHO_N "checking for 64-bit CoreFoundation... $ECHO_C" >&6
-if test "${tcl_cv_lib_corefoundation_64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for 64-bit CoreFoundation" >&5
+$as_echo_n "checking for 64-bit CoreFoundation... " >&6; }
+if ${tcl_cv_lib_corefoundation_64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc / /g" -e "s/-arch i386 / /g"`"'
 			done
-			cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <CoreFoundation/CoreFoundation.h>
 int
@@ -5888,60 +5725,31 @@ CFBundleRef b = CFBundleGetMainBundle();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_lib_corefoundation_64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_lib_corefoundation_64=no
+  tcl_cv_lib_corefoundation_64=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval $v'="$hold_'$v'"'
 			done
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_lib_corefoundation_64" >&5
-echo "${ECHO_T}$tcl_cv_lib_corefoundation_64" >&6
-		    if test $tcl_cv_lib_corefoundation_64 = no; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_lib_corefoundation_64" >&5
+$as_echo "$tcl_cv_lib_corefoundation_64" >&6; }
+		    if test $tcl_cv_lib_corefoundation_64 = no; then :
 
 
-cat >>confdefs.h <<\_ACEOF
-#define NO_COREFOUNDATION_64 1
-_ACEOF
+$as_echo "#define NO_COREFOUNDATION_64 1" >>confdefs.h
 
                         LDFLAGS="$LDFLAGS -Wl,-no_arch_warnings"
 
 fi
 
-
 fi
 
-
 fi
-
 	    ;;
 	NEXTSTEP-*)
 	    SHLIB_CFLAGS=""
@@ -5957,9 +5765,7 @@ fi
 	    SHLIB_LD_LIBS=""
 	    CFLAGS_OPTIMIZE=""		# Optimizer is buggy
 
-cat >>confdefs.h <<\_ACEOF
-#define _OE_SOCKETS 1
-_ACEOF
+$as_echo "#define _OE_SOCKETS 1" >>confdefs.h
 
 	    ;;
 	OSF1-1.0|OSF1-1.1|OSF1-1.2)
@@ -5977,14 +5783,13 @@ _ACEOF
 	OSF1-1.*)
 	    # OSF/1 1.3 from OSF using ELF, and derivatives, including AD2
 	    SHLIB_CFLAGS="-fPIC"
-	    if test "$SHARED_BUILD" = 1; then
+	    if test "$SHARED_BUILD" = 1; then :
   SHLIB_LD="ld -shared"
 else
 
 	        SHLIB_LD="ld -non_shared"
 
 fi
-
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
@@ -5995,7 +5800,7 @@ fi
 	OSF1-V*)
 	    # Digital OSF/1
 	    SHLIB_CFLAGS=""
-	    if test "$SHARED_BUILD" = 1; then
+	    if test "$SHARED_BUILD" = 1; then :
 
 	        SHLIB_LD='ld -shared -expect_unresolved "*"'
 
@@ -6004,30 +5809,27 @@ else
 	        SHLIB_LD='ld -non_shared -expect_unresolved "*"'
 
 fi
-
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    if test $doRpath = yes; then
+	    if test $doRpath = yes; then :
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 fi
-
-	    if test "$GCC" = yes; then
+	    if test "$GCC" = yes; then :
   CFLAGS="$CFLAGS -mieee"
 else
 
 		CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee"
 fi
-
 	    # see pthread_intro(3) for pthread support on osf1, k.furukawa
-	    if test "${TCL_THREADS}" = 1; then
+	    if test "${TCL_THREADS}" = 1; then :
 
 		CFLAGS="$CFLAGS -DHAVE_PTHREAD_ATTR_SETSTACKSIZE"
 		CFLAGS="$CFLAGS -DTCL_THREAD_STACK_MIN=PTHREAD_STACK_MIN*64"
 		LIBS=`echo $LIBS | sed s/-lpthreads//`
-		if test "$GCC" = yes; then
+		if test "$GCC" = yes; then :
 
 		    LIBS="$LIBS -lpthread -lmach -lexc"
 
@@ -6038,9 +5840,7 @@ else
 
 fi
 
-
 fi
-
 	    ;;
 	QNX-6*)
 	    # QNX RTP
@@ -6059,7 +5859,7 @@ fi
 	    # Note, dlopen is available only on SCO 3.2.5 and greater. However,
 	    # this test works, since "uname -s" was non-standard in 3.2.4 and
 	    # below.
-	    if test "$GCC" = yes; then
+	    if test "$GCC" = yes; then :
 
 	    	SHLIB_CFLAGS="-fPIC -melf"
 	    	LDFLAGS="$LDFLAGS -melf -Wl,-Bexport"
@@ -6070,7 +5870,6 @@ else
 	    	LDFLAGS="$LDFLAGS -belf -Wl,-Bexport"
 
 fi
-
 	    SHLIB_LD="ld -G"
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
@@ -6115,21 +5914,17 @@ fi
 	    # won't define thread-safe library routines.
 
 
-cat >>confdefs.h <<\_ACEOF
-#define _REENTRANT 1
-_ACEOF
+$as_echo "#define _REENTRANT 1" >>confdefs.h
 
 
-cat >>confdefs.h <<\_ACEOF
-#define _POSIX_PTHREAD_SEMANTICS 1
-_ACEOF
+$as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
 
 
 	    SHLIB_CFLAGS="-KPIC"
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
-	    if test "$GCC" = yes; then
+	    if test "$GCC" = yes; then :
 
 		SHLIB_LD='${CC} -shared'
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
@@ -6142,37 +5937,32 @@ else
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 
 fi
-
 	    ;;
 	SunOS-5*)
 	    # Note: If _REENTRANT isn't defined, then Solaris
 	    # won't define thread-safe library routines.
 
 
-cat >>confdefs.h <<\_ACEOF
-#define _REENTRANT 1
-_ACEOF
+$as_echo "#define _REENTRANT 1" >>confdefs.h
 
 
-cat >>confdefs.h <<\_ACEOF
-#define _POSIX_PTHREAD_SEMANTICS 1
-_ACEOF
+$as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
 
 
 	    SHLIB_CFLAGS="-KPIC"
 
 	    # Check to enable 64-bit flags for compiler/linker
-	    if test "$do64bit" = yes; then
+	    if test "$do64bit" = yes; then :
 
 		arch=`isainfo`
-		if test "$arch" = "sparcv9 sparc"; then
+		if test "$arch" = "sparcv9 sparc"; then :
 
-		    if test "$GCC" = yes; then
+		    if test "$GCC" = yes; then :
 
-			if test "`${CC} -dumpversion | awk -F. '{print $1}'`" -lt 3; then
+			if test "`${CC} -dumpversion | awk -F. '{print $1}'`" -lt 3; then :
 
-			    { echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC < 3.2 on $system" >&5
-echo "$as_me: WARNING: 64bit mode not supported with GCC < 3.2 on $system" >&2;}
+			    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported with GCC < 3.2 on $system" >&5
+$as_echo "$as_me: WARNING: 64bit mode not supported with GCC < 3.2 on $system" >&2;}
 
 else
 
@@ -6183,11 +5973,10 @@ else
 
 fi
 
-
 else
 
 			do64bit_ok=yes
-			if test "$do64bitVIS" = yes; then
+			if test "$do64bitVIS" = yes; then :
 
 			    CFLAGS="$CFLAGS -xarch=v9a"
 			    LDFLAGS_ARCH="-xarch=v9a"
@@ -6198,17 +5987,15 @@ else
 			    LDFLAGS_ARCH="-xarch=v9"
 
 fi
-
 			# Solaris 64 uses this as well
 			#LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
 
 fi
 
-
 else
-  if test "$arch" = "amd64 i386"; then
+  if test "$arch" = "amd64 i386"; then :
 
-		    if test "$GCC" = yes; then
+		    if test "$GCC" = yes; then :
 
 			case $system in
 			    SunOS-5.1[1-9]*|SunOS-5.[2-9][0-9]*)
@@ -6216,8 +6003,8 @@ else
 				CFLAGS="$CFLAGS -m64"
 				LDFLAGS="$LDFLAGS -m64";;
 			    *)
-				{ echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC on $system" >&5
-echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;};;
+				{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported with GCC on $system" >&5
+$as_echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;};;
 			esac
 
 else
@@ -6234,169 +6021,32 @@ else
 
 fi
 
-
 else
-  { echo "$as_me:$LINENO: WARNING: 64bit mode not supported for $arch" >&5
-echo "$as_me: WARNING: 64bit mode not supported for $arch" >&2;}
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported for $arch" >&5
+$as_echo "$as_me: WARNING: 64bit mode not supported for $arch" >&2;}
 fi
-
 fi
 
-
 fi
 
-
 	    #--------------------------------------------------------------------
 	    # On Solaris 5.x i386 with the sunpro compiler we need to link
 	    # with sunmath to get floating point rounding control
 	    #--------------------------------------------------------------------
-	    if test "$GCC" = yes; then
+	    if test "$GCC" = yes; then :
   use_sunmath=no
 else
 
 		arch=`isainfo`
-		echo "$as_me:$LINENO: checking whether to use -lsunmath for fp rounding control" >&5
-echo $ECHO_N "checking whether to use -lsunmath for fp rounding control... $ECHO_C" >&6
-		if test "$arch" = "amd64 i386" -o "$arch" = "i386"; then
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use -lsunmath for fp rounding control" >&5
+$as_echo_n "checking whether to use -lsunmath for fp rounding control... " >&6; }
+		if test "$arch" = "amd64 i386" -o "$arch" = "i386"; then :
 
-			echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 			MATH_LIBS="-lsunmath $MATH_LIBS"
-			if test "${ac_cv_header_sunmath_h+set}" = set; then
-  echo "$as_me:$LINENO: checking for sunmath.h" >&5
-echo $ECHO_N "checking for sunmath.h... $ECHO_C" >&6
-if test "${ac_cv_header_sunmath_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_sunmath_h" >&5
-echo "${ECHO_T}$ac_cv_header_sunmath_h" >&6
-else
-  # Is the header compilable?
-echo "$as_me:$LINENO: checking sunmath.h usability" >&5
-echo $ECHO_N "checking sunmath.h usability... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-#include <sunmath.h>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_header_compiler=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_header_compiler=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
-echo "${ECHO_T}$ac_header_compiler" >&6
-
-# Is the header present?
-echo "$as_me:$LINENO: checking sunmath.h presence" >&5
-echo $ECHO_N "checking sunmath.h presence... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <sunmath.h>
-_ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  ac_header_preproc=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-  ac_header_preproc=no
-fi
-rm -f conftest.err conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
-echo "${ECHO_T}$ac_header_preproc" >&6
-
-# So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
-  yes:no: )
-    { echo "$as_me:$LINENO: WARNING: sunmath.h: accepted by the compiler, rejected by the preprocessor!" >&5
-echo "$as_me: WARNING: sunmath.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: sunmath.h: proceeding with the compiler's result" >&5
-echo "$as_me: WARNING: sunmath.h: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
-    ;;
-  no:yes:* )
-    { echo "$as_me:$LINENO: WARNING: sunmath.h: present but cannot be compiled" >&5
-echo "$as_me: WARNING: sunmath.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: sunmath.h:     check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: sunmath.h:     check for missing prerequisite headers?" >&2;}
-    { echo "$as_me:$LINENO: WARNING: sunmath.h: see the Autoconf documentation" >&5
-echo "$as_me: WARNING: sunmath.h: see the Autoconf documentation" >&2;}
-    { echo "$as_me:$LINENO: WARNING: sunmath.h:     section \"Present But Cannot Be Compiled\"" >&5
-echo "$as_me: WARNING: sunmath.h:     section \"Present But Cannot Be Compiled\"" >&2;}
-    { echo "$as_me:$LINENO: WARNING: sunmath.h: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: sunmath.h: proceeding with the preprocessor's result" >&2;}
-    { echo "$as_me:$LINENO: WARNING: sunmath.h: in the future, the compiler will take precedence" >&5
-echo "$as_me: WARNING: sunmath.h: in the future, the compiler will take precedence" >&2;}
-    (
-      cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
-_ASBOX
-    ) |
-      sed "s/^/$as_me: WARNING:     /" >&2
-    ;;
-esac
-echo "$as_me:$LINENO: checking for sunmath.h" >&5
-echo $ECHO_N "checking for sunmath.h... $ECHO_C" >&6
-if test "${ac_cv_header_sunmath_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_cv_header_sunmath_h=$ac_header_preproc
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_sunmath_h" >&5
-echo "${ECHO_T}$ac_cv_header_sunmath_h" >&6
+			ac_fn_c_check_header_mongrel "$LINENO" "sunmath.h" "ac_cv_header_sunmath_h" "$ac_includes_default"
+if test "x$ac_cv_header_sunmath_h" = xyes; then :
 
 fi
 
@@ -6405,26 +6055,24 @@ fi
 
 else
 
-			echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 			use_sunmath=no
 
 fi
 
-
 fi
-
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
-	    if test "$GCC" = yes; then
+	    if test "$GCC" = yes; then :
 
 		SHLIB_LD='${CC} -shared'
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-		if test "$do64bit_ok" = yes; then
+		if test "$do64bit_ok" = yes; then :
 
-		    if test "$arch" = "sparcv9 sparc"; then
+		    if test "$arch" = "sparcv9 sparc"; then :
 
 			# We need to specify -static-libgcc or we need to
 			# add the path to the sparv9 libgcc.
@@ -6435,26 +6083,22 @@ fi
 			#CC_SEARCH_FLAGS="${CC_SEARCH_FLAGS},-R,$v9gcclibdir"
 
 else
-  if test "$arch" = "amd64 i386"; then
+  if test "$arch" = "amd64 i386"; then :
 
 			SHLIB_LD="$SHLIB_LD -m64 -static-libgcc"
 
 fi
-
 fi
 
-
 fi
 
-
 else
 
-		if test "$use_sunmath" = yes; then
+		if test "$use_sunmath" = yes; then :
   textmode=textoff
 else
   textmode=text
 fi
-
 		case $system in
 		    SunOS-5.[1-9][0-9]*|SunOS-5.[7-9])
 			SHLIB_LD="\${CC} -G -z $textmode \${LDFLAGS}";;
@@ -6465,7 +6109,6 @@ fi
 		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
 
 fi
-
 	    ;;
 	UNIX_SV* | UnixWare-5*)
 	    SHLIB_CFLAGS="-KPIC"
@@ -6476,19 +6119,15 @@ fi
 	    DL_LIBS="-ldl"
 	    # Some UNIX_SV* systems (unixware 1.1.2 for example) have linkers
 	    # that don't grok the -Bexport option.  Test that it does.
-	    echo "$as_me:$LINENO: checking for ld accepts -Bexport flag" >&5
-echo $ECHO_N "checking for ld accepts -Bexport flag... $ECHO_C" >&6
-if test "${tcl_cv_ld_Bexport+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld accepts -Bexport flag" >&5
+$as_echo_n "checking for ld accepts -Bexport flag... " >&6; }
+if ${tcl_cv_ld_Bexport+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
-		cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -6499,93 +6138,63 @@ int i;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_ld_Bexport=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_ld_Bexport=no
+  tcl_cv_ld_Bexport=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 	        LDFLAGS=$hold_ldflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_ld_Bexport" >&5
-echo "${ECHO_T}$tcl_cv_ld_Bexport" >&6
-	    if test $tcl_cv_ld_Bexport = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_ld_Bexport" >&5
+$as_echo "$tcl_cv_ld_Bexport" >&6; }
+	    if test $tcl_cv_ld_Bexport = yes; then :
 
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
 
 fi
-
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    ;;
     esac
 
-    if test "$do64bit" = yes -a "$do64bit_ok" = no; then
+    if test "$do64bit" = yes -a "$do64bit_ok" = no; then :
 
-	{ echo "$as_me:$LINENO: WARNING: 64bit support being disabled -- don't know magic for this platform" >&5
-echo "$as_me: WARNING: 64bit support being disabled -- don't know magic for this platform" >&2;}
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit support being disabled -- don't know magic for this platform" >&5
+$as_echo "$as_me: WARNING: 64bit support being disabled -- don't know magic for this platform" >&2;}
 
 fi
 
+    if test "$do64bit" = yes -a "$do64bit_ok" = yes; then :
 
-    if test "$do64bit" = yes -a "$do64bit_ok" = yes; then
 
-
-cat >>confdefs.h <<\_ACEOF
-#define TCL_CFG_DO64BIT 1
-_ACEOF
+$as_echo "#define TCL_CFG_DO64BIT 1" >>confdefs.h
 
 
 fi
 
 
 
-
     # Step 4: disable dynamic loading if requested via a command-line switch.
 
-    # Check whether --enable-load or --disable-load was given.
-if test "${enable_load+set}" = set; then
-  enableval="$enable_load"
-  tcl_ok=$enableval
+    # Check whether --enable-load was given.
+if test "${enable_load+set}" = set; then :
+  enableval=$enable_load; tcl_ok=$enableval
 else
   tcl_ok=yes
-fi;
-    if test "$tcl_ok" = no; then
-  DL_OBJS=""
 fi
 
+    if test "$tcl_ok" = no; then :
+  DL_OBJS=""
+fi
 
-    if test "x$DL_OBJS" != x; then
+    if test "x$DL_OBJS" != x; then :
   BUILD_DLTEST="\$(DLTEST_TARGETS)"
 else
 
-	{ echo "$as_me:$LINENO: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&5
-echo "$as_me: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&2;}
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&5
+$as_echo "$as_me: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&2;}
 	SHLIB_CFLAGS=""
 	SHLIB_LD=""
 	SHLIB_SUFFIX=""
@@ -6597,14 +6206,13 @@ echo "$as_me: WARNING: Can't figure out how to do dynamic loading or shared libr
 	BUILD_DLTEST=""
 
 fi
-
     LDFLAGS="$LDFLAGS $LDFLAGS_ARCH"
 
     # If we're running gcc, then change the C flags for compiling shared
     # libraries to the right flags for gcc, instead of those for the
     # standard manufacturer compiler.
 
-    if test "$DL_OBJS" != "tclLoadNone.o" -a "$GCC" = yes; then
+    if test "$DL_OBJS" != "tclLoadNone.o" -a "$GCC" = yes; then :
 
 	case $system in
 	    AIX-*) ;;
@@ -6618,35 +6226,29 @@ fi
 	esac
 fi
 
-
-    if test "$tcl_cv_cc_visibility_hidden" != yes; then
+    if test "$tcl_cv_cc_visibility_hidden" != yes; then :
 
 
-cat >>confdefs.h <<\_ACEOF
-#define MODULE_SCOPE extern
-_ACEOF
+$as_echo "#define MODULE_SCOPE extern" >>confdefs.h
 
 
 fi
 
-
-    if test "$SHARED_LIB_SUFFIX" = ""; then
+    if test "$SHARED_LIB_SUFFIX" = ""; then :
 
 	SHARED_LIB_SUFFIX='${VERSION}${SHLIB_SUFFIX}'
 fi
-
-    if test "$UNSHARED_LIB_SUFFIX" = ""; then
+    if test "$UNSHARED_LIB_SUFFIX" = ""; then :
 
 	UNSHARED_LIB_SUFFIX='${VERSION}.a'
 fi
-
     DLL_INSTALL_DIR="\$(LIB_INSTALL_DIR)"
 
-    if test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""; then
+    if test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""; then :
 
         LIB_SUFFIX=${SHARED_LIB_SUFFIX}
         MAKE_LIB='${SHLIB_LD} -o $@ ${OBJS} ${LDFLAGS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS} ${LD_SEARCH_FLAGS}'
-        if test "${SHLIB_SUFFIX}" = ".dll"; then
+        if test "${SHLIB_SUFFIX}" = ".dll"; then :
 
             INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) "$(BIN_INSTALL_DIR)/$(LIB_FILE)";if test -f $(LIB_FILE).a; then $(INSTALL_DATA) $(LIB_FILE).a "$(LIB_INSTALL_DIR)"; fi;'
             DLL_INSTALL_DIR="\$(BIN_INSTALL_DIR)"
@@ -6657,12 +6259,11 @@ else
 
 fi
 
-
 else
 
         LIB_SUFFIX=${UNSHARED_LIB_SUFFIX}
 
-        if test "$RANLIB" = ""; then
+        if test "$RANLIB" = ""; then :
 
             MAKE_LIB='$(STLIB_LD) $@ ${OBJS}'
 
@@ -6671,14 +6272,12 @@ else
             MAKE_LIB='${STLIB_LD} $@ ${OBJS} ; ${RANLIB} $@'
 
 fi
-
         INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) "$(LIB_INSTALL_DIR)/$(LIB_FILE)"'
 
 fi
 
-
     # Stub lib does not depend on shared/static configuration
-    if test "$RANLIB" = ""; then
+    if test "$RANLIB" = ""; then :
 
         MAKE_STUB_LIB='${STLIB_LD} $@ ${STUB_LIB_OBJS}'
 
@@ -6687,33 +6286,27 @@ else
         MAKE_STUB_LIB='${STLIB_LD} $@ ${STUB_LIB_OBJS} ; ${RANLIB} $@'
 
 fi
-
     INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) "$(LIB_INSTALL_DIR)/$(STUB_LIB_FILE)"'
 
     # Define TCL_LIBS now that we know what DL_LIBS is.
     # The trick here is that we don't want to change the value of TCL_LIBS if
     # it is already set when tclConfig.sh had been loaded by Tk.
-    if test "x${TCL_LIBS}" = x; then
+    if test "x${TCL_LIBS}" = x; then :
 
         TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"
 fi
 
 
-
 	# See if the compiler supports casting to a union type.
 	# This is used to stop gcc from printing a compiler
 	# warning when initializing a union member.
 
-	echo "$as_me:$LINENO: checking for cast to union support" >&5
-echo $ECHO_N "checking for cast to union support... $ECHO_C" >&6
-if test "${tcl_cv_cast_to_union+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for cast to union support" >&5
+$as_echo_n "checking for cast to union support... " >&6; }
+if ${tcl_cv_cast_to_union+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -6727,45 +6320,19 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_cast_to_union=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cast_to_union=no
+  tcl_cv_cast_to_union=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_cast_to_union" >&5
-echo "${ECHO_T}$tcl_cv_cast_to_union" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cast_to_union" >&5
+$as_echo "$tcl_cv_cast_to_union" >&6; }
 	if test "$tcl_cv_cast_to_union" = "yes"; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_CAST_TO_UNION 1
-_ACEOF
+$as_echo "#define HAVE_CAST_TO_UNION 1" >>confdefs.h
 
 	fi
 
@@ -6811,37 +6378,33 @@ _ACEOF
 
 
 
-    echo "$as_me:$LINENO: checking for build with symbols" >&5
-echo $ECHO_N "checking for build with symbols... $ECHO_C" >&6
-    # Check whether --enable-symbols or --disable-symbols was given.
-if test "${enable_symbols+set}" = set; then
-  enableval="$enable_symbols"
-  tcl_ok=$enableval
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for build with symbols" >&5
+$as_echo_n "checking for build with symbols... " >&6; }
+    # Check whether --enable-symbols was given.
+if test "${enable_symbols+set}" = set; then :
+  enableval=$enable_symbols; tcl_ok=$enableval
 else
   tcl_ok=no
-fi;
+fi
+
 # FIXME: Currently, LDFLAGS_DEFAULT is not used, it should work like CFLAGS_DEFAULT.
     if test "$tcl_ok" = "no"; then
 	CFLAGS_DEFAULT='$(CFLAGS_OPTIMIZE)'
 	LDFLAGS_DEFAULT='$(LDFLAGS_OPTIMIZE)'
 
-cat >>confdefs.h <<\_ACEOF
-#define NDEBUG 1
-_ACEOF
+$as_echo "#define NDEBUG 1" >>confdefs.h
 
-	echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
-cat >>confdefs.h <<\_ACEOF
-#define TCL_CFG_OPTIMIZED 1
-_ACEOF
+$as_echo "#define TCL_CFG_OPTIMIZED 1" >>confdefs.h
 
     else
 	CFLAGS_DEFAULT='$(CFLAGS_DEBUG)'
 	LDFLAGS_DEFAULT='$(LDFLAGS_DEBUG)'
 	if test "$tcl_ok" = "yes"; then
-	    echo "$as_me:$LINENO: result: yes (standard debugging)" >&5
-echo "${ECHO_T}yes (standard debugging)" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes (standard debugging)" >&5
+$as_echo "yes (standard debugging)" >&6; }
 	fi
     fi
 
@@ -6849,9 +6412,7 @@ echo "${ECHO_T}yes (standard debugging)" >&6
 
     if test "$tcl_ok" = "mem" -o "$tcl_ok" = "all"; then
 
-cat >>confdefs.h <<\_ACEOF
-#define TCL_MEM_DEBUG 1
-_ACEOF
+$as_echo "#define TCL_MEM_DEBUG 1" >>confdefs.h
 
     fi
 
@@ -6859,11 +6420,11 @@ _ACEOF
 
     if test "$tcl_ok" != "yes" -a "$tcl_ok" != "no"; then
 	if test "$tcl_ok" = "all"; then
-	    echo "$as_me:$LINENO: result: enabled symbols mem debugging" >&5
-echo "${ECHO_T}enabled symbols mem debugging" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: enabled symbols mem debugging" >&5
+$as_echo "enabled symbols mem debugging" >&6; }
 	else
-	    echo "$as_me:$LINENO: result: enabled $tcl_ok debugging" >&5
-echo "${ECHO_T}enabled $tcl_ok debugging" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: enabled $tcl_ok debugging" >&5
+$as_echo "enabled $tcl_ok debugging" >&6; }
 	fi
     fi
 
@@ -6873,18 +6434,14 @@ echo "${ECHO_T}enabled $tcl_ok debugging" >&6
 #--------------------------------------------------------------------
 
 
-    echo "$as_me:$LINENO: checking for required early compiler flags" >&5
-echo $ECHO_N "checking for required early compiler flags... $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for required early compiler flags" >&5
+$as_echo_n "checking for required early compiler flags... " >&6; }
     tcl_flags=""
 
-    if test "${tcl_cv_flag__isoc99_source+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    if ${tcl_cv_flag__isoc99_source+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <stdlib.h>
 int
@@ -6895,38 +6452,10 @@ char *p = (char *)strtoll; char *q = (char *)strtoull;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_flag__isoc99_source=no
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _ISOC99_SOURCE 1
 #include <stdlib.h>
@@ -6938,58 +6467,28 @@ char *p = (char *)strtoll; char *q = (char *)strtoull;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_flag__isoc99_source=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_flag__isoc99_source=no
+  tcl_cv_flag__isoc99_source=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "x${tcl_cv_flag__isoc99_source}" = "xyes" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define _ISOC99_SOURCE 1
-_ACEOF
+$as_echo "#define _ISOC99_SOURCE 1" >>confdefs.h
 
 	tcl_flags="$tcl_flags _ISOC99_SOURCE"
     fi
 
 
-    if test "${tcl_cv_flag__largefile64_source+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    if ${tcl_cv_flag__largefile64_source+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/stat.h>
 int
@@ -7000,38 +6499,10 @@ struct stat64 buf; int i = stat64("/", &buf);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_flag__largefile64_source=no
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _LARGEFILE64_SOURCE 1
 #include <sys/stat.h>
@@ -7043,58 +6514,28 @@ struct stat64 buf; int i = stat64("/", &buf);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_flag__largefile64_source=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_flag__largefile64_source=no
+  tcl_cv_flag__largefile64_source=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "x${tcl_cv_flag__largefile64_source}" = "xyes" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define _LARGEFILE64_SOURCE 1
-_ACEOF
+$as_echo "#define _LARGEFILE64_SOURCE 1" >>confdefs.h
 
 	tcl_flags="$tcl_flags _LARGEFILE64_SOURCE"
     fi
 
 
-    if test "${tcl_cv_flag__largefile_source64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    if ${tcl_cv_flag__largefile_source64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/stat.h>
 int
@@ -7105,38 +6546,10 @@ char *p = (char *)open64;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_flag__largefile_source64=no
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #define _LARGEFILE_SOURCE64 1
 #include <sys/stat.h>
@@ -7148,72 +6561,42 @@ char *p = (char *)open64;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_flag__largefile_source64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_flag__largefile_source64=no
+  tcl_cv_flag__largefile_source64=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "x${tcl_cv_flag__largefile_source64}" = "xyes" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define _LARGEFILE_SOURCE64 1
-_ACEOF
+$as_echo "#define _LARGEFILE_SOURCE64 1" >>confdefs.h
 
 	tcl_flags="$tcl_flags _LARGEFILE_SOURCE64"
     fi
 
     if test "x${tcl_flags}" = "x" ; then
-	echo "$as_me:$LINENO: result: none" >&5
-echo "${ECHO_T}none" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
+$as_echo "none" >&6; }
     else
-	echo "$as_me:$LINENO: result: ${tcl_flags}" >&5
-echo "${ECHO_T}${tcl_flags}" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${tcl_flags}" >&5
+$as_echo "${tcl_flags}" >&6; }
     fi
 
 
 
-    echo "$as_me:$LINENO: checking for 64-bit integer type" >&5
-echo $ECHO_N "checking for 64-bit integer type... $ECHO_C" >&6
-    if test "${tcl_cv_type_64bit+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for 64-bit integer type" >&5
+$as_echo_n "checking for 64-bit integer type... " >&6; }
+    if ${tcl_cv_type_64bit+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 	tcl_cv_type_64bit=none
 	# See if the compiler knows natively about __int64
-	cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -7224,44 +6607,16 @@ __int64 value = (__int64) 0;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_type_64bit=__int64
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_type_64bit="long long"
+  tcl_type_64bit="long long"
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	# See if we should use long anyway  Note that we substitute in the
 	# type that is our current guess for a 64-bit type inside this check
 	# program, so it should be modified only carefully...
-        cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 int
@@ -7274,66 +6629,35 @@ switch (0) {
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_type_64bit=${tcl_type_64bit}
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "${tcl_cv_type_64bit}" = none ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define TCL_WIDE_INT_IS_LONG 1
-_ACEOF
+$as_echo "#define TCL_WIDE_INT_IS_LONG 1" >>confdefs.h
 
-	echo "$as_me:$LINENO: result: using long" >&5
-echo "${ECHO_T}using long" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: using long" >&5
+$as_echo "using long" >&6; }
     else
 
 cat >>confdefs.h <<_ACEOF
 #define TCL_WIDE_INT_TYPE ${tcl_cv_type_64bit}
 _ACEOF
 
-	echo "$as_me:$LINENO: result: ${tcl_cv_type_64bit}" >&5
-echo "${ECHO_T}${tcl_cv_type_64bit}" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${tcl_cv_type_64bit}" >&5
+$as_echo "${tcl_cv_type_64bit}" >&6; }
 
 	# Now check for auxiliary declarations
-	echo "$as_me:$LINENO: checking for struct dirent64" >&5
-echo $ECHO_N "checking for struct dirent64... $ECHO_C" >&6
-if test "${tcl_cv_struct_dirent64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct dirent64" >&5
+$as_echo_n "checking for struct dirent64... " >&6; }
+if ${tcl_cv_struct_dirent64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 #include <dirent.h>
@@ -7345,58 +6669,28 @@ struct dirent64 p;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_struct_dirent64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_struct_dirent64=no
+  tcl_cv_struct_dirent64=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_struct_dirent64" >&5
-echo "${ECHO_T}$tcl_cv_struct_dirent64" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_struct_dirent64" >&5
+$as_echo "$tcl_cv_struct_dirent64" >&6; }
 	if test "x${tcl_cv_struct_dirent64}" = "xyes" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_STRUCT_DIRENT64 1
-_ACEOF
+$as_echo "#define HAVE_STRUCT_DIRENT64 1" >>confdefs.h
 
 	fi
 
-	echo "$as_me:$LINENO: checking for DIR64" >&5
-echo $ECHO_N "checking for DIR64... $ECHO_C" >&6
-if test "${tcl_cv_DIR64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for DIR64" >&5
+$as_echo_n "checking for DIR64... " >&6; }
+if ${tcl_cv_DIR64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 #include <dirent.h>
@@ -7409,58 +6703,28 @@ struct dirent64 *p; DIR64 d = opendir64(".");
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_DIR64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_DIR64=no
+  tcl_cv_DIR64=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_DIR64" >&5
-echo "${ECHO_T}$tcl_cv_DIR64" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_DIR64" >&5
+$as_echo "$tcl_cv_DIR64" >&6; }
 	if test "x${tcl_cv_DIR64}" = "xyes" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_DIR64 1
-_ACEOF
+$as_echo "#define HAVE_DIR64 1" >>confdefs.h
 
 	fi
 
-	echo "$as_me:$LINENO: checking for struct stat64" >&5
-echo $ECHO_N "checking for struct stat64... $ECHO_C" >&6
-if test "${tcl_cv_struct_stat64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct stat64" >&5
+$as_echo_n "checking for struct stat64... " >&6; }
+if ${tcl_cv_struct_stat64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/stat.h>
 int
@@ -7472,161 +6736,40 @@ struct stat64 p;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_struct_stat64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_struct_stat64=no
+  tcl_cv_struct_stat64=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_struct_stat64" >&5
-echo "${ECHO_T}$tcl_cv_struct_stat64" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_struct_stat64" >&5
+$as_echo "$tcl_cv_struct_stat64" >&6; }
 	if test "x${tcl_cv_struct_stat64}" = "xyes" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_STRUCT_STAT64 1
-_ACEOF
+$as_echo "#define HAVE_STRUCT_STAT64 1" >>confdefs.h
 
 	fi
 
-
-
-for ac_func in open64 lseek64
-do
-as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
-echo "$as_me:$LINENO: checking for $ac_func" >&5
-echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
-if eval "test \"\${$as_ac_var+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
-   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
-#define $ac_func innocuous_$ac_func
-
-/* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $ac_func (); below.
-    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-    <limits.h> exists even on freestanding compilers.  */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-
-#undef $ac_func
-
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char $ac_func ();
-/* The GNU C library defines this for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
-choke me
-#else
-char (*f) () = $ac_func;
-#endif
-#ifdef __cplusplus
-}
-#endif
-
-int
-main ()
-{
-return f != $ac_func;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  eval "$as_ac_var=yes"
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-eval "$as_ac_var=no"
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
-if test `eval echo '${'$as_ac_var'}'` = yes; then
+	for ac_func in open64 lseek64
+do :
+  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
+ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
+if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
   cat >>confdefs.h <<_ACEOF
-#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
+#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
 
 fi
 done
 
-	echo "$as_me:$LINENO: checking for off64_t" >&5
-echo $ECHO_N "checking for off64_t... $ECHO_C" >&6
-	if test "${tcl_cv_type_off64_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for off64_t" >&5
+$as_echo_n "checking for off64_t... " >&6; }
+	if ${tcl_cv_type_off64_t+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 int
@@ -7638,51 +6781,25 @@ off64_t offset;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_type_off64_t=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_type_off64_t=no
+  tcl_cv_type_off64_t=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
 			if test "x${tcl_cv_type_off64_t}" = "xyes" && \
 	        test "x${ac_cv_func_lseek64}" = "xyes" && \
 	        test "x${ac_cv_func_open64}" = "xyes" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_TYPE_OFF64_T 1
-_ACEOF
+$as_echo "#define HAVE_TYPE_OFF64_T 1" >>confdefs.h
 
-	    echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 	else
-	    echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 	fi
     fi
 
@@ -7691,235 +6808,229 @@ echo "${ECHO_T}no" >&6
 #	Check endianness because we can optimize some operations
 #--------------------------------------------------------------------
 
-echo "$as_me:$LINENO: checking whether byte ordering is bigendian" >&5
-echo $ECHO_N "checking whether byte ordering is bigendian... $ECHO_C" >&6
-if test "${ac_cv_c_bigendian+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+ { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether byte ordering is bigendian" >&5
+$as_echo_n "checking whether byte ordering is bigendian... " >&6; }
+if ${ac_cv_c_bigendian+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  # See if sys/param.h defines the BYTE_ORDER macro.
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  ac_cv_c_bigendian=unknown
+    # See if we're dealing with a universal compiler.
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#ifndef __APPLE_CC__
+	       not a universal capable compiler
+	     #endif
+	     typedef int dummy;
+
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+
+	# Check for potential -arch flags.  It is not universal unless
+	# there are at least two -arch flags with different values.
+	ac_arch=
+	ac_prev=
+	for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do
+	 if test -n "$ac_prev"; then
+	   case $ac_word in
+	     i?86 | x86_64 | ppc | ppc64)
+	       if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then
+		 ac_arch=$ac_word
+	       else
+		 ac_cv_c_bigendian=universal
+		 break
+	       fi
+	       ;;
+	   esac
+	   ac_prev=
+	 elif test "x$ac_word" = "x-arch"; then
+	   ac_prev=arch
+	 fi
+       done
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+    if test $ac_cv_c_bigendian = unknown; then
+      # See if sys/param.h defines the BYTE_ORDER macro.
+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
-#include <sys/param.h>
+	     #include <sys/param.h>
 
 int
 main ()
 {
-#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
- bogus endian macros
-#endif
+#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \
+		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \
+		     && LITTLE_ENDIAN)
+	      bogus endian macros
+	     #endif
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   # It does; now see whether it defined to BIG_ENDIAN or not.
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
-#include <sys/param.h>
+		#include <sys/param.h>
 
 int
 main ()
 {
 #if BYTE_ORDER != BIG_ENDIAN
- not big endian
-#endif
+		 not big endian
+		#endif
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_c_bigendian=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_c_bigendian=no
+  ac_cv_c_bigendian=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+    fi
+    if test $ac_cv_c_bigendian = unknown; then
+      # See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris).
+      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+#include <limits.h>
 
-# It does not; compile a test program.
-if test "$cross_compiling" = yes; then
-  # try to guess the endianness by grepping values into an object file
-  ac_cv_c_bigendian=unknown
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
+int
+main ()
+{
+#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN)
+	      bogus endian macros
+	     #endif
+
+  ;
+  return 0;
+}
 _ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  # It does; now see whether it defined to _BIG_ENDIAN or not.
+	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
-short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
-short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
-void _ascii () { char *s = (char *) ascii_mm; s = (char *) ascii_ii; }
-short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
-short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
-void _ebcdic () { char *s = (char *) ebcdic_mm; s = (char *) ebcdic_ii; }
+#include <limits.h>
+
 int
 main ()
 {
- _ascii (); _ebcdic ();
+#ifndef _BIG_ENDIAN
+		 not big endian
+		#endif
+
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  if grep BIGenDianSyS conftest.$ac_objext >/dev/null ; then
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_c_bigendian=yes
+else
+  ac_cv_c_bigendian=no
 fi
-if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
-  if test "$ac_cv_c_bigendian" = unknown; then
-    ac_cv_c_bigendian=no
-  else
-    # finding both strings is unlikely to happen, but who knows?
-    ac_cv_c_bigendian=unknown
-  fi
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+    fi
+    if test $ac_cv_c_bigendian = unknown; then
+      # Compile a test program.
+      if test "$cross_compiling" = yes; then :
+  # Try to guess by grepping values from an object file.
+	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+/* end confdefs.h.  */
+short int ascii_mm[] =
+		  { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
+		short int ascii_ii[] =
+		  { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
+		int use_ascii (int i) {
+		  return ascii_mm[i] + ascii_ii[i];
+		}
+		short int ebcdic_ii[] =
+		  { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
+		short int ebcdic_mm[] =
+		  { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
+		int use_ebcdic (int i) {
+		  return ebcdic_mm[i] + ebcdic_ii[i];
+		}
+		extern int foo;
 
+int
+main ()
+{
+return use_ascii (foo) == use_ebcdic (foo);
+  ;
+  return 0;
+}
+_ACEOF
+if ac_fn_c_try_compile "$LINENO"; then :
+  if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then
+	      ac_cv_c_bigendian=yes
+	    fi
+	    if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
+	      if test "$ac_cv_c_bigendian" = unknown; then
+		ac_cv_c_bigendian=no
+	      else
+		# finding both strings is unlikely to happen, but who knows?
+		ac_cv_c_bigendian=unknown
+	      fi
+	    fi
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
+$ac_includes_default
 int
 main ()
 {
-  /* Are we little or big endian?  From Harbison&Steele.  */
-  union
-  {
-    long l;
-    char c[sizeof (long)];
-  } u;
-  u.l = 1;
-  exit (u.c[sizeof (long) - 1] == 1);
+
+	     /* Are we little or big endian?  From Harbison&Steele.  */
+	     union
+	     {
+	       long int l;
+	       char c[sizeof (long int)];
+	     } u;
+	     u.l = 1;
+	     return u.c[sizeof (long int) - 1] == 1;
+
+  ;
+  return 0;
 }
 _ACEOF
-rm -f conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_run "$LINENO"; then :
   ac_cv_c_bigendian=no
 else
-  echo "$as_me: program exited with status $ac_status" >&5
-echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-( exit $ac_status )
-ac_cv_c_bigendian=yes
-fi
-rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+  ac_cv_c_bigendian=yes
 fi
+rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
+  conftest.$ac_objext conftest.beam conftest.$ac_ext
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+
+    fi
 fi
-echo "$as_me:$LINENO: result: $ac_cv_c_bigendian" >&5
-echo "${ECHO_T}$ac_cv_c_bigendian" >&6
-case $ac_cv_c_bigendian in
-  yes)
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_bigendian" >&5
+$as_echo "$ac_cv_c_bigendian" >&6; }
+ case $ac_cv_c_bigendian in #(
+   yes)
+     $as_echo "#define WORDS_BIGENDIAN 1" >>confdefs.h
+;; #(
+   no)
+      ;; #(
+   universal)
 
-cat >>confdefs.h <<\_ACEOF
-#define WORDS_BIGENDIAN 1
-_ACEOF
- ;;
-  no)
-     ;;
-  *)
-    { { echo "$as_me:$LINENO: error: unknown endianness
-presetting ac_cv_c_bigendian=no (or yes) will help" >&5
-echo "$as_me: error: unknown endianness
-presetting ac_cv_c_bigendian=no (or yes) will help" >&2;}
-   { (exit 1); exit 1; }; } ;;
-esac
+$as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
+
+     ;; #(
+   *)
+     as_fn_error $? "unknown endianness
+ presetting ac_cv_c_bigendian=no (or yes) will help" "$LINENO" 5 ;;
+ esac
 
 
 #------------------------------------------------------------------------
@@ -7934,10 +7045,10 @@ if test "$TCL_EXEC_PREFIX" != "$exec_prefix"; then
 fi
 
 if test "$TCL_PREFIX" != "$prefix"; then
-    { echo "$as_me:$LINENO: WARNING:
+    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:
         Different --prefix selected for Tk and Tcl!
         [package require Tk] may not work correctly in tclsh." >&5
-echo "$as_me: WARNING:
+$as_echo "$as_me: WARNING:
         Different --prefix selected for Tk and Tcl!
         [package require Tk] may not work correctly in tclsh." >&2;}
 fi
@@ -7952,17 +7063,13 @@ fi
 #	special flag.
 #--------------------------------------------------------------------
 
-echo "$as_me:$LINENO: checking for fd_set in sys/types" >&5
-echo $ECHO_N "checking for fd_set in sys/types... $ECHO_C" >&6
-if test "${tcl_cv_type_fd_set+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fd_set in sys/types" >&5
+$as_echo_n "checking for fd_set in sys/types... " >&6; }
+if ${tcl_cv_type_fd_set+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
-    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 int
@@ -7973,58 +7080,30 @@ fd_set readMask, writeMask;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_type_fd_set=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_type_fd_set=no
+  tcl_cv_type_fd_set=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_type_fd_set" >&5
-echo "${ECHO_T}$tcl_cv_type_fd_set" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_type_fd_set" >&5
+$as_echo "$tcl_cv_type_fd_set" >&6; }
 tk_ok=$tcl_cv_type_fd_set
 if test $tk_ok = no; then
-    echo "$as_me:$LINENO: checking for fd_mask in sys/select" >&5
-echo $ECHO_N "checking for fd_mask in sys/select... $ECHO_C" >&6
-if test "${tcl_cv_grep_fd_mask+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for fd_mask in sys/select" >&5
+$as_echo_n "checking for fd_mask in sys/select... " >&6; }
+if ${tcl_cv_grep_fd_mask+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
-	cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/select.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "fd_mask" >/dev/null 2>&1; then
+  $EGREP "fd_mask" >/dev/null 2>&1; then :
   tcl_cv_grep_fd_mask=present
 else
   tcl_cv_grep_fd_mask=missing
@@ -8032,22 +7111,18 @@ fi
 rm -f conftest*
 
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_grep_fd_mask" >&5
-echo "${ECHO_T}$tcl_cv_grep_fd_mask" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_grep_fd_mask" >&5
+$as_echo "$tcl_cv_grep_fd_mask" >&6; }
     if test $tcl_cv_grep_fd_mask = present; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_SYS_SELECT_H 1
-_ACEOF
+$as_echo "#define HAVE_SYS_SELECT_H 1" >>confdefs.h
 
 	tk_ok=yes
     fi
 fi
 if test $tk_ok = no; then
 
-cat >>confdefs.h <<\_ACEOF
-#define NO_FD_SET 1
-_ACEOF
+$as_echo "#define NO_FD_SET 1" >>confdefs.h
 
 fi
 
@@ -8055,166 +7130,24 @@ fi
 #       Find out all about time handling differences.
 #------------------------------------------------------------------------------
 
-
 for ac_header in sys/time.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo "$as_me:$LINENO: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-else
-  # Is the header compilable?
-echo "$as_me:$LINENO: checking $ac_header usability" >&5
-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-#include <$ac_header>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_header_compiler=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_header_compiler=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
-echo "${ECHO_T}$ac_header_compiler" >&6
-
-# Is the header present?
-echo "$as_me:$LINENO: checking $ac_header presence" >&5
-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <$ac_header>
-_ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  ac_header_preproc=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-  ac_header_preproc=no
-fi
-rm -f conftest.err conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
-echo "${ECHO_T}$ac_header_preproc" >&6
-
-# So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
-  yes:no: )
-    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
-echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
-    ;;
-  no:yes:* )
-    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
-echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
-echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
-echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
-    (
-      cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
-_ASBOX
-    ) |
-      sed "s/^/$as_me: WARNING:     /" >&2
-    ;;
-esac
-echo "$as_me:$LINENO: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  eval "$as_ac_Header=\$ac_header_preproc"
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-
-fi
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
-  cat >>confdefs.h <<_ACEOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "sys/time.h" "ac_cv_header_sys_time_h" "$ac_includes_default"
+if test "x$ac_cv_header_sys_time_h" = xyes; then :
+  cat >>confdefs.h <<_ACEOF
+#define HAVE_SYS_TIME_H 1
 _ACEOF
 
 fi
 
 done
 
-echo "$as_me:$LINENO: checking whether time.h and sys/time.h may both be included" >&5
-echo $ECHO_N "checking whether time.h and sys/time.h may both be included... $ECHO_C" >&6
-if test "${ac_cv_header_time+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether time.h and sys/time.h may both be included" >&5
+$as_echo_n "checking whether time.h and sys/time.h may both be included... " >&6; }
+if ${ac_cv_header_time+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 #include <sys/time.h>
@@ -8229,44 +7162,18 @@ return 0;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_header_time=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_header_time=no
+  ac_cv_header_time=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $ac_cv_header_time" >&5
-echo "${ECHO_T}$ac_cv_header_time" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_time" >&5
+$as_echo "$ac_cv_header_time" >&6; }
 if test $ac_cv_header_time = yes; then
 
-cat >>confdefs.h <<\_ACEOF
-#define TIME_WITH_SYS_TIME 1
-_ACEOF
+$as_echo "#define TIME_WITH_SYS_TIME 1" >>confdefs.h
 
 fi
 
@@ -8276,64 +7183,9 @@ fi
 #	they don't exist.
 #--------------------------------------------------------------------
 
-echo "$as_me:$LINENO: checking for mode_t" >&5
-echo $ECHO_N "checking for mode_t... $ECHO_C" >&6
-if test "${ac_cv_type_mode_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-int
-main ()
-{
-if ((mode_t *) 0)
-  return 0;
-if (sizeof (mode_t))
-  return 0;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_type_mode_t=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default"
+if test "x$ac_cv_type_mode_t" = xyes; then :
 
-ac_cv_type_mode_t=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_type_mode_t" >&5
-echo "${ECHO_T}$ac_cv_type_mode_t" >&6
-if test $ac_cv_type_mode_t = yes; then
-  :
 else
 
 cat >>confdefs.h <<_ACEOF
@@ -8342,64 +7194,9 @@ _ACEOF
 
 fi
 
-echo "$as_me:$LINENO: checking for pid_t" >&5
-echo $ECHO_N "checking for pid_t... $ECHO_C" >&6
-if test "${ac_cv_type_pid_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-int
-main ()
-{
-if ((pid_t *) 0)
-  return 0;
-if (sizeof (pid_t))
-  return 0;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_type_pid_t=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+ac_fn_c_check_type "$LINENO" "pid_t" "ac_cv_type_pid_t" "$ac_includes_default"
+if test "x$ac_cv_type_pid_t" = xyes; then :
 
-ac_cv_type_pid_t=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_type_pid_t" >&5
-echo "${ECHO_T}$ac_cv_type_pid_t" >&6
-if test $ac_cv_type_pid_t = yes; then
-  :
 else
 
 cat >>confdefs.h <<_ACEOF
@@ -8408,88 +7205,29 @@ _ACEOF
 
 fi
 
-echo "$as_me:$LINENO: checking for size_t" >&5
-echo $ECHO_N "checking for size_t... $ECHO_C" >&6
-if test "${ac_cv_type_size_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-int
-main ()
-{
-if ((size_t *) 0)
-  return 0;
-if (sizeof (size_t))
-  return 0;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_type_size_t=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default"
+if test "x$ac_cv_type_size_t" = xyes; then :
 
-ac_cv_type_size_t=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_type_size_t" >&5
-echo "${ECHO_T}$ac_cv_type_size_t" >&6
-if test $ac_cv_type_size_t = yes; then
-  :
 else
 
 cat >>confdefs.h <<_ACEOF
-#define size_t unsigned
+#define size_t unsigned int
 _ACEOF
 
 fi
 
-echo "$as_me:$LINENO: checking for uid_t in sys/types.h" >&5
-echo $ECHO_N "checking for uid_t in sys/types.h... $ECHO_C" >&6
-if test "${ac_cv_type_uid_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for uid_t in sys/types.h" >&5
+$as_echo_n "checking for uid_t in sys/types.h... " >&6; }
+if ${ac_cv_type_uid_t+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <sys/types.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "uid_t" >/dev/null 2>&1; then
+  $EGREP "uid_t" >/dev/null 2>&1; then :
   ac_cv_type_uid_t=yes
 else
   ac_cv_type_uid_t=no
@@ -8497,147 +7235,59 @@ fi
 rm -f conftest*
 
 fi
-echo "$as_me:$LINENO: result: $ac_cv_type_uid_t" >&5
-echo "${ECHO_T}$ac_cv_type_uid_t" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_uid_t" >&5
+$as_echo "$ac_cv_type_uid_t" >&6; }
 if test $ac_cv_type_uid_t = no; then
 
-cat >>confdefs.h <<\_ACEOF
-#define uid_t int
-_ACEOF
+$as_echo "#define uid_t int" >>confdefs.h
 
 
-cat >>confdefs.h <<\_ACEOF
-#define gid_t int
-_ACEOF
+$as_echo "#define gid_t int" >>confdefs.h
 
 fi
 
 
-echo "$as_me:$LINENO: checking for intptr_t" >&5
-echo $ECHO_N "checking for intptr_t... $ECHO_C" >&6
-if test "${ac_cv_type_intptr_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-int
-main ()
-{
-if ((intptr_t *) 0)
-  return 0;
-if (sizeof (intptr_t))
-  return 0;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_type_intptr_t=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_type_intptr_t=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_type_intptr_t" >&5
-echo "${ECHO_T}$ac_cv_type_intptr_t" >&6
-if test $ac_cv_type_intptr_t = yes; then
+ac_fn_c_check_type "$LINENO" "intptr_t" "ac_cv_type_intptr_t" "$ac_includes_default"
+if test "x$ac_cv_type_intptr_t" = xyes; then :
 
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_INTPTR_T 1
-_ACEOF
+$as_echo "#define HAVE_INTPTR_T 1" >>confdefs.h
 
 else
 
-    echo "$as_me:$LINENO: checking for pointer-size signed integer type" >&5
-echo $ECHO_N "checking for pointer-size signed integer type... $ECHO_C" >&6
-if test "${tcl_cv_intptr_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pointer-size signed integer type" >&5
+$as_echo_n "checking for pointer-size signed integer type... " >&6; }
+if ${tcl_cv_intptr_t+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
     for tcl_cv_intptr_t in "int" "long" "long long" none; do
 	if test "$tcl_cv_intptr_t" != none; then
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
 main ()
 {
 static int test_array [1 - 2 * !(sizeof (void *) <= sizeof ($tcl_cv_intptr_t))];
-test_array [0] = 0
+test_array [0] = 0;
+return test_array [0];
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_ok=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_ok=no
+  tcl_ok=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	    test "$tcl_ok" = yes && break; fi
     done
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_intptr_t" >&5
-echo "${ECHO_T}$tcl_cv_intptr_t" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_intptr_t" >&5
+$as_echo "$tcl_cv_intptr_t" >&6; }
     if test "$tcl_cv_intptr_t" != none; then
 
 cat >>confdefs.h <<_ACEOF
@@ -8648,132 +7298,48 @@ _ACEOF
 
 fi
 
-echo "$as_me:$LINENO: checking for uintptr_t" >&5
-echo $ECHO_N "checking for uintptr_t... $ECHO_C" >&6
-if test "${ac_cv_type_uintptr_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-int
-main ()
-{
-if ((uintptr_t *) 0)
-  return 0;
-if (sizeof (uintptr_t))
-  return 0;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_type_uintptr_t=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_type_uintptr_t=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_type_uintptr_t" >&5
-echo "${ECHO_T}$ac_cv_type_uintptr_t" >&6
-if test $ac_cv_type_uintptr_t = yes; then
+ac_fn_c_check_type "$LINENO" "uintptr_t" "ac_cv_type_uintptr_t" "$ac_includes_default"
+if test "x$ac_cv_type_uintptr_t" = xyes; then :
 
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_UINTPTR_T 1
-_ACEOF
+$as_echo "#define HAVE_UINTPTR_T 1" >>confdefs.h
 
 else
 
-    echo "$as_me:$LINENO: checking for pointer-size unsigned integer type" >&5
-echo $ECHO_N "checking for pointer-size unsigned integer type... $ECHO_C" >&6
-if test "${tcl_cv_uintptr_t+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pointer-size unsigned integer type" >&5
+$as_echo_n "checking for pointer-size unsigned integer type... " >&6; }
+if ${tcl_cv_uintptr_t+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
     for tcl_cv_uintptr_t in "unsigned int" "unsigned long" "unsigned long long" \
 	    none; do
 	if test "$tcl_cv_uintptr_t" != none; then
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
 main ()
 {
 static int test_array [1 - 2 * !(sizeof (void *) <= sizeof ($tcl_cv_uintptr_t))];
-test_array [0] = 0
+test_array [0] = 0;
+return test_array [0];
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_ok=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_ok=no
+  tcl_ok=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	    test "$tcl_ok" = yes && break; fi
     done
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_uintptr_t" >&5
-echo "${ECHO_T}$tcl_cv_uintptr_t" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_uintptr_t" >&5
+$as_echo "$tcl_cv_uintptr_t" >&6; }
     if test "$tcl_cv_uintptr_t" != none; then
 
 cat >>confdefs.h <<_ACEOF
@@ -8789,17 +7355,13 @@ fi
 #     In OS/390 struct pwd has no pw_gecos field
 #-------------------------------------------
 
-echo "$as_me:$LINENO: checking pw_gecos in struct pwd" >&5
-echo $ECHO_N "checking pw_gecos in struct pwd... $ECHO_C" >&6
-if test "${tcl_cv_pwd_pw_gecos+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking pw_gecos in struct pwd" >&5
+$as_echo_n "checking pw_gecos in struct pwd... " >&6; }
+if ${tcl_cv_pwd_pw_gecos+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
-    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <pwd.h>
 int
@@ -8810,44 +7372,18 @@ struct passwd pwd; (void)pwd.pw_gecos;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_pwd_pw_gecos=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_pwd_pw_gecos=no
+  tcl_cv_pwd_pw_gecos=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_pwd_pw_gecos" >&5
-echo "${ECHO_T}$tcl_cv_pwd_pw_gecos" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_pwd_pw_gecos" >&5
+$as_echo "$tcl_cv_pwd_pw_gecos" >&6; }
 if test $tcl_cv_pwd_pw_gecos = yes; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_PW_GECOS 1
-_ACEOF
+$as_echo "#define HAVE_PW_GECOS 1" >>confdefs.h
 
 fi
 
@@ -8856,41 +7392,41 @@ fi
 #--------------------------------------------------------------------
 
 if test "`uname -s`" = "Darwin" ; then
-    echo "$as_me:$LINENO: checking whether to use Aqua" >&5
-echo $ECHO_N "checking whether to use Aqua... $ECHO_C" >&6
-    # Check whether --enable-aqua or --disable-aqua was given.
-if test "${enable_aqua+set}" = set; then
-  enableval="$enable_aqua"
-  tk_aqua=$enableval
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use Aqua" >&5
+$as_echo_n "checking whether to use Aqua... " >&6; }
+    # Check whether --enable-aqua was given.
+if test "${enable_aqua+set}" = set; then :
+  enableval=$enable_aqua; tk_aqua=$enableval
 else
   tk_aqua=no
-fi;
+fi
+
     if test $tk_aqua = yes -o $tk_aqua = cocoa; then
 	tk_aqua=yes
 	if test $tcl_corefoundation = no; then
-	    { echo "$as_me:$LINENO: WARNING: Aqua can only be used when CoreFoundation is available" >&5
-echo "$as_me: WARNING: Aqua can only be used when CoreFoundation is available" >&2;}
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Aqua can only be used when CoreFoundation is available" >&5
+$as_echo "$as_me: WARNING: Aqua can only be used when CoreFoundation is available" >&2;}
 	    tk_aqua=no
 	fi
 	if test ! -d /System/Library/Frameworks/Cocoa.framework; then
-	    { echo "$as_me:$LINENO: WARNING: Aqua can only be used when Cocoa is available" >&5
-echo "$as_me: WARNING: Aqua can only be used when Cocoa is available" >&2;}
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Aqua can only be used when Cocoa is available" >&5
+$as_echo "$as_me: WARNING: Aqua can only be used when Cocoa is available" >&2;}
 	    tk_aqua=no
 	fi
 	if test "`uname -r | awk -F. '{print $1}'`" -lt 9; then
-	    { echo "$as_me:$LINENO: WARNING: Aqua requires Mac OS X 10.5 or later" >&5
-echo "$as_me: WARNING: Aqua requires Mac OS X 10.5 or later" >&2;}
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Aqua requires Mac OS X 10.5 or later" >&5
+$as_echo "$as_me: WARNING: Aqua requires Mac OS X 10.5 or later" >&2;}
 	    tk_aqua=no
 	fi
     fi
-    echo "$as_me:$LINENO: result: $tk_aqua" >&5
-echo "${ECHO_T}$tk_aqua" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $tk_aqua" >&5
+$as_echo "$tk_aqua" >&6; }
     if test "$fat_32_64" = yes; then
 	if test $tk_aqua = no; then
-	    echo "$as_me:$LINENO: checking for 64-bit X11" >&5
-echo $ECHO_N "checking for 64-bit X11... $ECHO_C" >&6
-if test "${tcl_cv_lib_x11_64+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for 64-bit X11" >&5
+$as_echo_n "checking for 64-bit X11... " >&6; }
+if ${tcl_cv_lib_x11_64+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 		for v in CFLAGS CPPFLAGS LDFLAGS; do
@@ -8898,11 +7434,7 @@ else
 		done
 		CPPFLAGS="$CPPFLAGS -I/usr/X11R6/include"
 		LDFLAGS="$LDFLAGS -L/usr/X11R6/lib -lX11"
-		cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 int
@@ -8913,49 +7445,25 @@ XrmInitialize();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_lib_x11_64=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_lib_x11_64=no
+  tcl_cv_lib_x11_64=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 		for v in CFLAGS CPPFLAGS LDFLAGS; do
 		    eval $v'="$hold_'$v'"'
 		done
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_lib_x11_64" >&5
-echo "${ECHO_T}$tcl_cv_lib_x11_64" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_lib_x11_64" >&5
+$as_echo "$tcl_cv_lib_x11_64" >&6; }
 	fi
 	# remove 64-bit arch flags from CFLAGS et al. for combined 32 & 64 bit
 	# fat builds if configuration does not support 64-bit.
 	if test "$tcl_cv_lib_x11_64" = no; then
-	    { echo "$as_me:$LINENO: Removing 64-bit architectures from compiler & linker flags" >&5
-echo "$as_me: Removing 64-bit architectures from compiler & linker flags" >&6;}
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: Removing 64-bit architectures from compiler & linker flags" >&5
+$as_echo "$as_me: Removing 64-bit architectures from compiler & linker flags" >&6;}
 	    for v in CFLAGS CPPFLAGS LDFLAGS; do
 		eval $v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
 	    done
@@ -8963,19 +7471,15 @@ echo "$as_me: Removing 64-bit architectures from compiler & linker flags" >&6;}
     fi
     if test $tk_aqua = no; then
 	# check if weak linking whole libraries is possible.
-	echo "$as_me:$LINENO: checking if ld accepts -weak-l flag" >&5
-echo $ECHO_N "checking if ld accepts -weak-l flag... $ECHO_C" >&6
-if test "${tcl_cv_ld_weak_l+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if ld accepts -weak-l flag" >&5
+$as_echo_n "checking if ld accepts -weak-l flag... " >&6; }
+if ${tcl_cv_ld_weak_l+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 	    hold_ldflags=$LDFLAGS
 	    LDFLAGS="$LDFLAGS -Wl,-weak-lm"
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <math.h>
 int
@@ -8986,186 +7490,24 @@ double f = sin(1.0);
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_ld_weak_l=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_ld_weak_l=no
+  tcl_cv_ld_weak_l=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 	    LDFLAGS=$hold_ldflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_ld_weak_l" >&5
-echo "${ECHO_T}$tcl_cv_ld_weak_l" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_ld_weak_l" >&5
+$as_echo "$tcl_cv_ld_weak_l" >&6; }
     fi
-
-for ac_header in AvailabilityMacros.h
-do
-as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo "$as_me:$LINENO: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-else
-  # Is the header compilable?
-echo "$as_me:$LINENO: checking $ac_header usability" >&5
-echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-$ac_includes_default
-#include <$ac_header>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_header_compiler=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_header_compiler=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
-echo "${ECHO_T}$ac_header_compiler" >&6
-
-# Is the header present?
-echo "$as_me:$LINENO: checking $ac_header presence" >&5
-echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <$ac_header>
-_ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  ac_header_preproc=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-  ac_header_preproc=no
-fi
-rm -f conftest.err conftest.$ac_ext
-echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
-echo "${ECHO_T}$ac_header_preproc" >&6
-
-# So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
-  yes:no: )
-    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
-echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
-echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
-    ;;
-  no:yes:* )
-    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
-echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
-echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
-echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
-echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
-    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
-echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
-    (
-      cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
-_ASBOX
-    ) |
-      sed "s/^/$as_me: WARNING:     /" >&2
-    ;;
-esac
-echo "$as_me:$LINENO: checking for $ac_header" >&5
-echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
-if eval "test \"\${$as_ac_Header+set}\" = set"; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  eval "$as_ac_Header=\$ac_header_preproc"
-fi
-echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
-echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
-
-fi
-if test `eval echo '${'$as_ac_Header'}'` = yes; then
+    for ac_header in AvailabilityMacros.h
+do :
+  ac_fn_c_check_header_mongrel "$LINENO" "AvailabilityMacros.h" "ac_cv_header_AvailabilityMacros_h" "$ac_includes_default"
+if test "x$ac_cv_header_AvailabilityMacros_h" = xyes; then :
   cat >>confdefs.h <<_ACEOF
-#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+#define HAVE_AVAILABILITYMACROS_H 1
 _ACEOF
 
 fi
@@ -9173,18 +7515,14 @@ fi
 done
 
     if test "$ac_cv_header_AvailabilityMacros_h" = yes; then
-	echo "$as_me:$LINENO: checking if weak import is available" >&5
-echo $ECHO_N "checking if weak import is available... $ECHO_C" >&6
-if test "${tcl_cv_cc_weak_import+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if weak import is available" >&5
+$as_echo_n "checking if weak import is available... " >&6; }
+if ${tcl_cv_cc_weak_import+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 	    hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 		    #ifdef __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
@@ -9204,60 +7542,30 @@ rand();
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   tcl_cv_cc_weak_import=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cc_weak_import=no
+  tcl_cv_cc_weak_import=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 	    CFLAGS=$hold_cflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_cc_weak_import" >&5
-echo "${ECHO_T}$tcl_cv_cc_weak_import" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_weak_import" >&5
+$as_echo "$tcl_cv_cc_weak_import" >&6; }
 	if test $tcl_cv_cc_weak_import = yes; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_WEAK_IMPORT 1
-_ACEOF
+$as_echo "#define HAVE_WEAK_IMPORT 1" >>confdefs.h
 
 	fi
-	echo "$as_me:$LINENO: checking if Darwin SUSv3 extensions are available" >&5
-echo $ECHO_N "checking if Darwin SUSv3 extensions are available... $ECHO_C" >&6
-if test "${tcl_cv_cc_darwin_c_source+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if Darwin SUSv3 extensions are available" >&5
+$as_echo_n "checking if Darwin SUSv3 extensions are available... " >&6; }
+if ${tcl_cv_cc_darwin_c_source+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
 
 	    hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 		    #ifdef __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
@@ -9278,45 +7586,19 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   tcl_cv_cc_darwin_c_source=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-tcl_cv_cc_darwin_c_source=no
+  tcl_cv_cc_darwin_c_source=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 	    CFLAGS=$hold_cflags
 fi
-echo "$as_me:$LINENO: result: $tcl_cv_cc_darwin_c_source" >&5
-echo "${ECHO_T}$tcl_cv_cc_darwin_c_source" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_darwin_c_source" >&5
+$as_echo "$tcl_cv_cc_darwin_c_source" >&6; }
 	if test $tcl_cv_cc_darwin_c_source = yes; then
 
-cat >>confdefs.h <<\_ACEOF
-#define _DARWIN_C_SOURCE 1
-_ACEOF
+$as_echo "#define _DARWIN_C_SOURCE 1" >>confdefs.h
 
 	fi
     fi
@@ -9326,18 +7608,14 @@ fi
 
 if test $tk_aqua = yes; then
 
-cat >>confdefs.h <<\_ACEOF
-#define MAC_OSX_TK 1
-_ACEOF
+$as_echo "#define MAC_OSX_TK 1" >>confdefs.h
 
     LIBS="$LIBS -framework Cocoa -framework Carbon -framework IOKit"
     EXTRA_CC_SWITCHES='-std=gnu99 -x objective-c'
     TK_WINDOWINGSYSTEM=AQUA
     if test -n "${enable_symbols}" -a "${enable_symbols}" != no; then
 
-cat >>confdefs.h <<\_ACEOF
-#define TK_MAC_DEBUG 1
-_ACEOF
+$as_echo "#define TK_MAC_DEBUG 1" >>confdefs.h
 
     fi
 else
@@ -9351,44 +7629,47 @@ else
     #--------------------------------------------------------------------
 
 
-    echo "$as_me:$LINENO: checking for X" >&5
-echo $ECHO_N "checking for X... $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for X" >&5
+$as_echo_n "checking for X... " >&6; }
 
 
-# Check whether --with-x or --without-x was given.
-if test "${with_x+set}" = set; then
-  withval="$with_x"
+# Check whether --with-x was given.
+if test "${with_x+set}" = set; then :
+  withval=$with_x;
+fi
 
-fi;
 # $have_x is `yes', `no', `disabled', or empty when we do not yet know.
 if test "x$with_x" = xno; then
   # The user explicitly disabled X.
   have_x=disabled
 else
-  if test "x$x_includes" != xNONE && test "x$x_libraries" != xNONE; then
-    # Both variables are already set.
-    have_x=yes
-  else
-    if test "${ac_cv_have_x+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+  case $x_includes,$x_libraries in #(
+    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5;; #(
+    *,NONE | NONE,*) if ${ac_cv_have_x+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   # One or both of the vars are not set, and there is no cached value.
 ac_x_includes=no ac_x_libraries=no
-rm -fr conftest.dir
+rm -f -r conftest.dir
 if mkdir conftest.dir; then
   cd conftest.dir
-  # Make sure to not put "make" in the Imakefile rules, since we grep it out.
   cat >Imakefile <<'_ACEOF'
-acfindx:
-	@echo 'ac_im_incroot="${INCROOT}"; ac_im_usrlibdir="${USRLIBDIR}"; ac_im_libdir="${LIBDIR}"'
-_ACEOF
-  if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
-    # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
-    eval `${MAKE-make} acfindx 2>/dev/null | grep -v make`
+incroot:
+	@echo incroot='${INCROOT}'
+usrlibdir:
+	@echo usrlibdir='${USRLIBDIR}'
+libdir:
+	@echo libdir='${LIBDIR}'
+_ACEOF
+  if (export CC; ${XMKMF-xmkmf}) >/dev/null 2>/dev/null && test -f Makefile; then
+    # GNU make sometimes prints "make[1]: Entering ...", which would confuse us.
+    for ac_var in incroot usrlibdir libdir; do
+      eval "ac_im_$ac_var=\`\${MAKE-make} $ac_var 2>/dev/null | sed -n 's/^$ac_var=//p'\`"
+    done
     # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
-    for ac_extension in a so sl; do
-      if test ! -f $ac_im_usrlibdir/libX11.$ac_extension &&
-	 test -f $ac_im_libdir/libX11.$ac_extension; then
+    for ac_extension in a so sl dylib la dll; do
+      if test ! -f "$ac_im_usrlibdir/libX11.$ac_extension" &&
+	 test -f "$ac_im_libdir/libX11.$ac_extension"; then
 	ac_im_usrlibdir=$ac_im_libdir; break
       fi
     done
@@ -9396,37 +7677,41 @@ _ACEOF
     # bogus both because they are the default anyway, and because
     # using them would break gcc on systems where it needs fixed includes.
     case $ac_im_incroot in
-	/usr/include) ;;
+	/usr/include) ac_x_includes= ;;
 	*) test -f "$ac_im_incroot/X11/Xos.h" && ac_x_includes=$ac_im_incroot;;
     esac
     case $ac_im_usrlibdir in
-	/usr/lib | /lib) ;;
+	/usr/lib | /usr/lib64 | /lib | /lib64) ;;
 	*) test -d "$ac_im_usrlibdir" && ac_x_libraries=$ac_im_usrlibdir ;;
     esac
   fi
   cd ..
-  rm -fr conftest.dir
+  rm -f -r conftest.dir
 fi
 
 # Standard set of common directories for X headers.
 # Check X11 before X11Rn because it is often a symlink to the current release.
 ac_x_header_dirs='
 /usr/X11/include
+/usr/X11R7/include
 /usr/X11R6/include
 /usr/X11R5/include
 /usr/X11R4/include
 
 /usr/include/X11
+/usr/include/X11R7
 /usr/include/X11R6
 /usr/include/X11R5
 /usr/include/X11R4
 
 /usr/local/X11/include
+/usr/local/X11R7/include
 /usr/local/X11R6/include
 /usr/local/X11R5/include
 /usr/local/X11R4/include
 
 /usr/local/include/X11
+/usr/local/include/X11R7
 /usr/local/include/X11R6
 /usr/local/include/X11R5
 /usr/local/include/X11R4
@@ -9448,38 +7733,14 @@ ac_x_header_dirs='
 if test "$ac_x_includes" = no; then
   # Guess where to find include files, by looking for Xlib.h.
   # First, try using that file with no special directory specified.
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 _ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
+if ac_fn_c_try_cpp "$LINENO"; then :
   # We can compile using X headers with no special include directory.
 ac_x_includes=
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
   for ac_dir in $ac_x_header_dirs; do
   if test -r "$ac_dir/X11/Xlib.h"; then
     ac_x_includes=$ac_dir
@@ -9487,7 +7748,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
   fi
 done
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.i conftest.$ac_ext
 fi # $ac_x_includes = no
 
 if test "$ac_x_libraries" = no; then
@@ -9496,11 +7757,7 @@ if test "$ac_x_libraries" = no; then
   # Don't add to $LIBS permanently.
   ac_save_LIBS=$LIBS
   LIBS="-lX11 $LIBS"
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 int
@@ -9511,117 +7768,73 @@ XrmInitialize ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   LIBS=$ac_save_LIBS
 # We can link X programs with no special library path.
 ac_x_libraries=
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-LIBS=$ac_save_LIBS
-for ac_dir in `echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
+  LIBS=$ac_save_LIBS
+for ac_dir in `$as_echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
 do
   # Don't even attempt the hair of trying to link an X program!
-  for ac_extension in a so sl; do
-    if test -r $ac_dir/libXt.$ac_extension; then
+  for ac_extension in a so sl dylib la dll; do
+    if test -r "$ac_dir/libX11.$ac_extension"; then
       ac_x_libraries=$ac_dir
       break 2
     fi
   done
 done
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 fi # $ac_x_libraries = no
 
-if test "$ac_x_includes" = no || test "$ac_x_libraries" = no; then
-  # Didn't find X anywhere.  Cache the known absence of X.
-  ac_cv_have_x="have_x=no"
-else
-  # Record where we found X for the cache.
-  ac_cv_have_x="have_x=yes \
-		ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
-fi
+case $ac_x_includes,$ac_x_libraries in #(
+  no,* | *,no | *\'*)
+    # Didn't find X, or a directory has "'" in its name.
+    ac_cv_have_x="have_x=no";; #(
+  *)
+    # Record where we found X for the cache.
+    ac_cv_have_x="have_x=yes\
+	ac_x_includes='$ac_x_includes'\
+	ac_x_libraries='$ac_x_libraries'"
+esac
 fi
-
-  fi
+;; #(
+    *) have_x=yes;;
+  esac
   eval "$ac_cv_have_x"
 fi # $with_x != no
 
 if test "$have_x" != yes; then
-  echo "$as_me:$LINENO: result: $have_x" >&5
-echo "${ECHO_T}$have_x" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_x" >&5
+$as_echo "$have_x" >&6; }
   no_x=yes
 else
   # If each of the values was on the command line, it overrides each guess.
   test "x$x_includes" = xNONE && x_includes=$ac_x_includes
   test "x$x_libraries" = xNONE && x_libraries=$ac_x_libraries
   # Update the cache value to reflect the command line values.
-  ac_cv_have_x="have_x=yes \
-		ac_x_includes=$x_includes ac_x_libraries=$x_libraries"
-  echo "$as_me:$LINENO: result: libraries $x_libraries, headers $x_includes" >&5
-echo "${ECHO_T}libraries $x_libraries, headers $x_includes" >&6
+  ac_cv_have_x="have_x=yes\
+	ac_x_includes='$x_includes'\
+	ac_x_libraries='$x_libraries'"
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: libraries $x_libraries, headers $x_includes" >&5
+$as_echo "libraries $x_libraries, headers $x_includes" >&6; }
 fi
 
     not_really_there=""
     if test "$no_x" = ""; then
 	if test "$x_includes" = ""; then
-	    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 _ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
-  :
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+if ac_fn_c_try_cpp "$LINENO"; then :
 
+else
   not_really_there="yes"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.i conftest.$ac_ext
 	else
 	    if test ! -r $x_includes/X11/Xlib.h; then
 		not_really_there="yes"
@@ -9629,49 +7842,25 @@ rm -f conftest.err conftest.$ac_ext
 	fi
     fi
     if test "$no_x" = "yes" -o "$not_really_there" = "yes"; then
-	echo "$as_me:$LINENO: checking for X11 header files" >&5
-echo $ECHO_N "checking for X11 header files... $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for X11 header files" >&5
+$as_echo_n "checking for X11 header files... " >&6; }
 	found_xincludes="no"
-	cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 _ACEOF
-if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
-  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } >/dev/null; then
-  if test -s conftest.err; then
-    ac_cpp_err=$ac_c_preproc_warn_flag
-    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
-  else
-    ac_cpp_err=
-  fi
-else
-  ac_cpp_err=yes
-fi
-if test -z "$ac_cpp_err"; then
+if ac_fn_c_try_cpp "$LINENO"; then :
   found_xincludes="yes"
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
   found_xincludes="no"
 fi
-rm -f conftest.err conftest.$ac_ext
+rm -f conftest.err conftest.i conftest.$ac_ext
 	if test "$found_xincludes" = "no"; then
 	    dirs="/usr/unsupported/include /usr/local/include /usr/X386/include /usr/X11R6/include /usr/X11R5/include /usr/include/X11R5 /usr/include/X11R4 /usr/openwin/include /usr/X11/include /usr/sww/include"
 	    for i in $dirs ; do
 		if test -r $i/X11/Xlib.h; then
-		    echo "$as_me:$LINENO: result: $i" >&5
-echo "${ECHO_T}$i" >&6
+		    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $i" >&5
+$as_echo "$i" >&6; }
 		    XINCLUDES=" -I$i"
 		    found_xincludes="yes"
 		    break
@@ -9685,19 +7874,19 @@ echo "${ECHO_T}$i" >&6
 	fi
     fi
     if test "$found_xincludes" = "no"; then
-	echo "$as_me:$LINENO: result: couldn't find any!" >&5
-echo "${ECHO_T}couldn't find any!" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: couldn't find any!" >&5
+$as_echo "couldn't find any!" >&6; }
     fi
 
     if test "$no_x" = yes; then
-	echo "$as_me:$LINENO: checking for X11 libraries" >&5
-echo $ECHO_N "checking for X11 libraries... $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for X11 libraries" >&5
+$as_echo_n "checking for X11 libraries... " >&6; }
 	XLIBSW=nope
 	dirs="/usr/unsupported/lib /usr/local/lib /usr/X386/lib /usr/X11R6/lib /usr/X11R5/lib /usr/lib/X11R5 /usr/lib/X11R4 /usr/openwin/lib /usr/X11/lib /usr/sww/X11/lib"
 	for i in $dirs ; do
 	    if test -r $i/libX11.a -o -r $i/libX11.so -o -r $i/libX11.sl -o -r $i/libX11.dylib; then
-		echo "$as_me:$LINENO: result: $i" >&5
-echo "${ECHO_T}$i" >&6
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $i" >&5
+$as_echo "$i" >&6; }
 		XLIBSW="-L$i -lX11"
 		x_libraries="$i"
 		break
@@ -9711,78 +7900,50 @@ echo "${ECHO_T}$i" >&6
 	fi
     fi
     if test "$XLIBSW" = nope ; then
-	echo "$as_me:$LINENO: checking for XCreateWindow in -lXwindow" >&5
-echo $ECHO_N "checking for XCreateWindow in -lXwindow... $ECHO_C" >&6
-if test "${ac_cv_lib_Xwindow_XCreateWindow+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for XCreateWindow in -lXwindow" >&5
+$as_echo_n "checking for XCreateWindow in -lXwindow... " >&6; }
+if ${ac_cv_lib_Xwindow_XCreateWindow+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXwindow  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char XCreateWindow ();
 int
 main ()
 {
-XCreateWindow ();
+return XCreateWindow ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_Xwindow_XCreateWindow=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_Xwindow_XCreateWindow=no
+  ac_cv_lib_Xwindow_XCreateWindow=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_Xwindow_XCreateWindow" >&5
-echo "${ECHO_T}$ac_cv_lib_Xwindow_XCreateWindow" >&6
-if test $ac_cv_lib_Xwindow_XCreateWindow = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xwindow_XCreateWindow" >&5
+$as_echo "$ac_cv_lib_Xwindow_XCreateWindow" >&6; }
+if test "x$ac_cv_lib_Xwindow_XCreateWindow" = xyes; then :
   XLIBSW=-lXwindow
 fi
 
     fi
     if test "$XLIBSW" = nope ; then
-	echo "$as_me:$LINENO: result: could not find any!  Using -lX11." >&5
-echo "${ECHO_T}could not find any!  Using -lX11." >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: could not find any!  Using -lX11." >&5
+$as_echo "could not find any!  Using -lX11." >&6; }
 	XLIBSW=-lX11
     fi
 
@@ -9831,65 +7992,37 @@ fi
 #--------------------------------------------------------------------
 
 if test $tk_aqua = no; then
-    echo "$as_me:$LINENO: checking for main in -lXbsd" >&5
-echo $ECHO_N "checking for main in -lXbsd... $ECHO_C" >&6
-if test "${ac_cv_lib_Xbsd_main+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lXbsd" >&5
+$as_echo_n "checking for main in -lXbsd... " >&6; }
+if ${ac_cv_lib_Xbsd_main+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXbsd  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 
 int
 main ()
 {
-main ();
+return main ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_Xbsd_main=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_Xbsd_main=no
+  ac_cv_lib_Xbsd_main=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_Xbsd_main" >&5
-echo "${ECHO_T}$ac_cv_lib_Xbsd_main" >&6
-if test $ac_cv_lib_Xbsd_main = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xbsd_main" >&5
+$as_echo "$ac_cv_lib_Xbsd_main" >&6; }
+if test "x$ac_cv_lib_Xbsd_main" = xyes; then :
   LIBS="$LIBS -lXbsd"
 fi
 
@@ -9907,17 +8040,13 @@ fi
 #--------------------------------------------------------------------
 
 if test -d /usr/include/mit -a $tk_aqua = no; then
-    echo "$as_me:$LINENO: checking MIT X libraries" >&5
-echo $ECHO_N "checking MIT X libraries... $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking MIT X libraries" >&5
+$as_echo_n "checking MIT X libraries... " >&6; }
     tk_oldCFlags=$CFLAGS
     CFLAGS="$CFLAGS -I/usr/include/mit"
     tk_oldLibs=$LIBS
     LIBS="$LIBS -lX11-mit"
-    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 	#include <X11/Xlib.h>
@@ -9932,43 +8061,19 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
 
-	echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 	XLIBSW="-lX11-mit"
 	XINCLUDES="-I/usr/include/mit"
 
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
     CFLAGS=$tk_oldCFlags
     LIBS=$tk_oldLibs
 fi
@@ -9978,20 +8083,20 @@ fi
 #--------------------------------------------------------------------
 
 if test $tk_aqua = no; then
-    echo "$as_me:$LINENO: checking whether to use xft" >&5
-echo $ECHO_N "checking whether to use xft... $ECHO_C" >&6
-    # Check whether --enable-xft or --disable-xft was given.
-if test "${enable_xft+set}" = set; then
-  enableval="$enable_xft"
-  enable_xft=$enableval
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use xft" >&5
+$as_echo_n "checking whether to use xft... " >&6; }
+    # Check whether --enable-xft was given.
+if test "${enable_xft+set}" = set; then :
+  enableval=$enable_xft; enable_xft=$enableval
 else
   enable_xft="default"
-fi;
+fi
+
     XFT_CFLAGS=""
     XFT_LIBS=""
     if test "$enable_xft" = "no" ; then
-	echo "$as_me:$LINENO: result: $enable_xft" >&5
-echo "${ECHO_T}$enable_xft" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_xft" >&5
+$as_echo "$enable_xft" >&6; }
     else
 	found_xft="yes"
 			XFT_CFLAGS=`xft-config --cflags 2>/dev/null` || found_xft="no"
@@ -10001,63 +8106,17 @@ echo "${ECHO_T}$enable_xft" >&6
 	    XFT_CFLAGS=`pkg-config --cflags xft fontconfig 2>/dev/null` || found_xft="no"
 	    XFT_LIBS=`pkg-config --libs xft fontconfig 2>/dev/null` || found_xft="no"
 	fi
-	echo "$as_me:$LINENO: result: $found_xft" >&5
-echo "${ECHO_T}$found_xft" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $found_xft" >&5
+$as_echo "$found_xft" >&6; }
 		if test "$found_xft" = "yes" ; then
 	    tk_oldCFlags=$CFLAGS
 	    CFLAGS="$CFLAGS $XINCLUDES $XFT_CFLAGS"
 	    tk_oldLibs=$LIBS
 	    LIBS="$tk_oldLIBS $XFT_LIBS $XLIBSW"
-	    echo "$as_me:$LINENO: checking for X11/Xft/Xft.h" >&5
-echo $ECHO_N "checking for X11/Xft/Xft.h... $ECHO_C" >&6
-if test "${ac_cv_header_X11_Xft_Xft_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <X11/Xlib.h>
-
-#include <X11/Xft/Xft.h>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_header_X11_Xft_Xft_h=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+	    ac_fn_c_check_header_compile "$LINENO" "X11/Xft/Xft.h" "ac_cv_header_X11_Xft_Xft_h" "#include <X11/Xlib.h>
+"
+if test "x$ac_cv_header_X11_Xft_Xft_h" = xyes; then :
 
-ac_cv_header_X11_Xft_Xft_h=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_X11_Xft_Xft_h" >&5
-echo "${ECHO_T}$ac_cv_header_X11_Xft_Xft_h" >&6
-if test $ac_cv_header_X11_Xft_Xft_h = yes; then
-  :
 else
 
 		found_xft=no
@@ -10073,72 +8132,43 @@ fi
 	    CFLAGS="$CFLAGS $XINCLUDES $XFT_CFLAGS"
 	    tk_oldLibs=$LIBS
 	    LIBS="$tk_oldLIBS $XFT_LIBS $XLIBSW"
-
-echo "$as_me:$LINENO: checking for XftFontOpen in -lXft" >&5
-echo $ECHO_N "checking for XftFontOpen in -lXft... $ECHO_C" >&6
-if test "${ac_cv_lib_Xft_XftFontOpen+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XftFontOpen in -lXft" >&5
+$as_echo_n "checking for XftFontOpen in -lXft... " >&6; }
+if ${ac_cv_lib_Xft_XftFontOpen+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXft  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char XftFontOpen ();
 int
 main ()
 {
-XftFontOpen ();
+return XftFontOpen ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_Xft_XftFontOpen=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_Xft_XftFontOpen=no
+  ac_cv_lib_Xft_XftFontOpen=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_Xft_XftFontOpen" >&5
-echo "${ECHO_T}$ac_cv_lib_Xft_XftFontOpen" >&6
-if test $ac_cv_lib_Xft_XftFontOpen = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xft_XftFontOpen" >&5
+$as_echo "$ac_cv_lib_Xft_XftFontOpen" >&6; }
+if test "x$ac_cv_lib_Xft_XftFontOpen" = xyes; then :
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBXFT 1
 _ACEOF
@@ -10159,71 +8189,43 @@ fi
 	    CFLAGS="$CFLAGS $XINCLUDES $XFT_CFLAGS"
 	    tk_oldLibs=$LIBS
 	    LIBS="$tk_oldLIBS $XFT_LIBS $XLIBSW -lfontconfig"
-	    echo "$as_me:$LINENO: checking for FcFontSort in -lfontconfig" >&5
-echo $ECHO_N "checking for FcFontSort in -lfontconfig... $ECHO_C" >&6
-if test "${ac_cv_lib_fontconfig_FcFontSort+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for FcFontSort in -lfontconfig" >&5
+$as_echo_n "checking for FcFontSort in -lfontconfig... " >&6; }
+if ${ac_cv_lib_fontconfig_FcFontSort+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lfontconfig  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char FcFontSort ();
 int
 main ()
 {
-FcFontSort ();
+return FcFontSort ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_fontconfig_FcFontSort=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_fontconfig_FcFontSort=no
+  ac_cv_lib_fontconfig_FcFontSort=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_fontconfig_FcFontSort" >&5
-echo "${ECHO_T}$ac_cv_lib_fontconfig_FcFontSort" >&6
-if test $ac_cv_lib_fontconfig_FcFontSort = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_fontconfig_FcFontSort" >&5
+$as_echo "$ac_cv_lib_fontconfig_FcFontSort" >&6; }
+if test "x$ac_cv_lib_fontconfig_FcFontSort" = xyes; then :
 
 		XFT_LIBS="$XFT_LIBS -lfontconfig"
 
@@ -10234,8 +8236,8 @@ fi
 	fi
 		if test "$found_xft" = "no" ; then
 	    if test "$enable_xft" = "yes" ; then
-		{ echo "$as_me:$LINENO: WARNING: Can't find xft configuration, or xft is unusable" >&5
-echo "$as_me: WARNING: Can't find xft configuration, or xft is unusable" >&2;}
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Can't find xft configuration, or xft is unusable" >&5
+$as_echo "$as_me: WARNING: Can't find xft configuration, or xft is unusable" >&2;}
 	    fi
 	    enable_xft=no
 	    XFT_CFLAGS=""
@@ -10247,9 +8249,7 @@ echo "$as_me: WARNING: Can't find xft configuration, or xft is unusable" >&2;}
     if test $enable_xft = "yes" ; then
 	UNIX_FONT_OBJS=tkUnixRFont.o
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_XFT 1
-_ACEOF
+$as_echo "#define HAVE_XFT 1" >>confdefs.h
 
     else
 	UNIX_FONT_OBJS=tkUnixFont.o
@@ -10268,55 +8268,9 @@ if test $tk_aqua = no; then
     tk_oldLibs=$LIBS
     CFLAGS="$CFLAGS $XINCLUDES"
     LIBS="$LIBS $XLIBSW"
-    echo "$as_me:$LINENO: checking for X11/XKBlib.h" >&5
-echo $ECHO_N "checking for X11/XKBlib.h... $ECHO_C" >&6
-if test "${ac_cv_header_X11_XKBlib_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <X11/Xlib.h>
-
-#include <X11/XKBlib.h>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_header_X11_XKBlib_h=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_header_X11_XKBlib_h=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_X11_XKBlib_h" >&5
-echo "${ECHO_T}$ac_cv_header_X11_XKBlib_h" >&6
-if test $ac_cv_header_X11_XKBlib_h = yes; then
+    ac_fn_c_check_header_compile "$LINENO" "X11/XKBlib.h" "ac_cv_header_X11_XKBlib_h" "#include <X11/Xlib.h>
+"
+if test "x$ac_cv_header_X11_XKBlib_h" = xyes; then :
 
 	xkblib_header_found=yes
 
@@ -10328,71 +8282,43 @@ fi
 
 
     if test $xkblib_header_found = "yes" ; then
-	echo "$as_me:$LINENO: checking for XkbKeycodeToKeysym in -lX11" >&5
-echo $ECHO_N "checking for XkbKeycodeToKeysym in -lX11... $ECHO_C" >&6
-if test "${ac_cv_lib_X11_XkbKeycodeToKeysym+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for XkbKeycodeToKeysym in -lX11" >&5
+$as_echo_n "checking for XkbKeycodeToKeysym in -lX11... " >&6; }
+if ${ac_cv_lib_X11_XkbKeycodeToKeysym+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lX11  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char XkbKeycodeToKeysym ();
 int
 main ()
 {
-XkbKeycodeToKeysym ();
+return XkbKeycodeToKeysym ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_X11_XkbKeycodeToKeysym=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_X11_XkbKeycodeToKeysym=no
+  ac_cv_lib_X11_XkbKeycodeToKeysym=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_X11_XkbKeycodeToKeysym" >&5
-echo "${ECHO_T}$ac_cv_lib_X11_XkbKeycodeToKeysym" >&6
-if test $ac_cv_lib_X11_XkbKeycodeToKeysym = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_X11_XkbKeycodeToKeysym" >&5
+$as_echo "$ac_cv_lib_X11_XkbKeycodeToKeysym" >&6; }
+if test "x$ac_cv_lib_X11_XkbKeycodeToKeysym" = xyes; then :
 
 	    xkbkeycodetokeysym_found=yes
 
@@ -10407,9 +8333,7 @@ fi
     fi
     if test $xkbkeycodetokeysym_found = "yes" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_XKBKEYCODETOKEYSYM 1
-_ACEOF
+$as_echo "#define HAVE_XKBKEYCODETOKEYSYM 1" >>confdefs.h
 
     fi
     CFLAGS=$tk_oldCFlags
@@ -10421,15 +8345,11 @@ fi
 #--------------------------------------------------------------------
 
 if test $tk_aqua = no && test "$GCC" = yes; then
-    echo "$as_me:$LINENO: checking whether XKeycodeToKeysym is deprecated" >&5
-echo $ECHO_N "checking whether XKeycodeToKeysym is deprecated... $ECHO_C" >&6
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether XKeycodeToKeysym is deprecated" >&5
+$as_echo_n "checking whether XKeycodeToKeysym is deprecated... " >&6; }
     tk_oldCFlags=$CFLAGS
     CFLAGS="$CFLAGS -Werror"
-    cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
 	#include <X11/Xlib.h>
@@ -10444,48 +8364,22 @@ main ()
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
 
-	echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
+$as_echo "no" >&6; }
 
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
 
+    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
+$as_echo "yes" >&6; }
 
-    echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
-
-cat >>confdefs.h <<\_ACEOF
-#define XKEYCODETOKEYSYM_IS_DEPRECATED 1
-_ACEOF
+$as_echo "#define XKEYCODETOKEYSYM_IS_DEPRECATED 1" >>confdefs.h
 
 
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
     CFLAGS=$tk_oldCFlags
 fi
 
@@ -10505,306 +8399,115 @@ if test $tk_aqua = no; then
     LIBS="$tk_oldLibs $XLIBSW"
     xss_header_found=no
     xss_lib_found=no
-    echo "$as_me:$LINENO: checking whether to try to use XScreenSaver" >&5
-echo $ECHO_N "checking whether to try to use XScreenSaver... $ECHO_C" >&6
-    # Check whether --enable-xss or --disable-xss was given.
-if test "${enable_xss+set}" = set; then
-  enableval="$enable_xss"
-  enable_xss=$enableval
+    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to try to use XScreenSaver" >&5
+$as_echo_n "checking whether to try to use XScreenSaver... " >&6; }
+    # Check whether --enable-xss was given.
+if test "${enable_xss+set}" = set; then :
+  enableval=$enable_xss; enable_xss=$enableval
 else
   enable_xss=yes
-fi;
+fi
+
     if test "$enable_xss" = "no" ; then
-	echo "$as_me:$LINENO: result: $enable_xss" >&5
-echo "${ECHO_T}$enable_xss" >&6
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_xss" >&5
+$as_echo "$enable_xss" >&6; }
     else
-	echo "$as_me:$LINENO: result: $enable_xss" >&5
-echo "${ECHO_T}$enable_xss" >&6
-	echo "$as_me:$LINENO: checking for X11/extensions/scrnsaver.h" >&5
-echo $ECHO_N "checking for X11/extensions/scrnsaver.h... $ECHO_C" >&6
-if test "${ac_cv_header_X11_extensions_scrnsaver_h+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <X11/Xlib.h>
-
-#include <X11/extensions/scrnsaver.h>
-_ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_header_X11_extensions_scrnsaver_h=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_header_X11_extensions_scrnsaver_h=no
-fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_header_X11_extensions_scrnsaver_h" >&5
-echo "${ECHO_T}$ac_cv_header_X11_extensions_scrnsaver_h" >&6
-if test $ac_cv_header_X11_extensions_scrnsaver_h = yes; then
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_xss" >&5
+$as_echo "$enable_xss" >&6; }
+	ac_fn_c_check_header_compile "$LINENO" "X11/extensions/scrnsaver.h" "ac_cv_header_X11_extensions_scrnsaver_h" "#include <X11/Xlib.h>
+"
+if test "x$ac_cv_header_X11_extensions_scrnsaver_h" = xyes; then :
 
 	    xss_header_found=yes
 
 fi
 
 
-	echo "$as_me:$LINENO: checking for XScreenSaverQueryInfo" >&5
-echo $ECHO_N "checking for XScreenSaverQueryInfo... $ECHO_C" >&6
-if test "${ac_cv_func_XScreenSaverQueryInfo+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-/* Define XScreenSaverQueryInfo to an innocuous variant, in case <limits.h> declares XScreenSaverQueryInfo.
-   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
-#define XScreenSaverQueryInfo innocuous_XScreenSaverQueryInfo
-
-/* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char XScreenSaverQueryInfo (); below.
-    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-    <limits.h> exists even on freestanding compilers.  */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-
-#undef XScreenSaverQueryInfo
-
-/* Override any gcc2 internal prototype to avoid an error.  */
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
-char XScreenSaverQueryInfo ();
-/* The GNU C library defines this for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_XScreenSaverQueryInfo) || defined (__stub___XScreenSaverQueryInfo)
-choke me
-#else
-char (*f) () = XScreenSaverQueryInfo;
-#endif
-#ifdef __cplusplus
-}
-#endif
-
-int
-main ()
-{
-return f != XScreenSaverQueryInfo;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_XScreenSaverQueryInfo=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+	ac_fn_c_check_func "$LINENO" "XScreenSaverQueryInfo" "ac_cv_func_XScreenSaverQueryInfo"
+if test "x$ac_cv_func_XScreenSaverQueryInfo" = xyes; then :
 
-ac_cv_func_XScreenSaverQueryInfo=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_func_XScreenSaverQueryInfo" >&5
-echo "${ECHO_T}$ac_cv_func_XScreenSaverQueryInfo" >&6
-if test $ac_cv_func_XScreenSaverQueryInfo = yes; then
-  :
 else
 
-	    echo "$as_me:$LINENO: checking for XScreenSaverQueryInfo in -lXext" >&5
-echo $ECHO_N "checking for XScreenSaverQueryInfo in -lXext... $ECHO_C" >&6
-if test "${ac_cv_lib_Xext_XScreenSaverQueryInfo+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XScreenSaverQueryInfo in -lXext" >&5
+$as_echo_n "checking for XScreenSaverQueryInfo in -lXext... " >&6; }
+if ${ac_cv_lib_Xext_XScreenSaverQueryInfo+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXext  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char XScreenSaverQueryInfo ();
 int
 main ()
 {
-XScreenSaverQueryInfo ();
+return XScreenSaverQueryInfo ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_Xext_XScreenSaverQueryInfo=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_Xext_XScreenSaverQueryInfo=no
+  ac_cv_lib_Xext_XScreenSaverQueryInfo=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_Xext_XScreenSaverQueryInfo" >&5
-echo "${ECHO_T}$ac_cv_lib_Xext_XScreenSaverQueryInfo" >&6
-if test $ac_cv_lib_Xext_XScreenSaverQueryInfo = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xext_XScreenSaverQueryInfo" >&5
+$as_echo "$ac_cv_lib_Xext_XScreenSaverQueryInfo" >&6; }
+if test "x$ac_cv_lib_Xext_XScreenSaverQueryInfo" = xyes; then :
 
 		XLIBSW="$XLIBSW -lXext"
 		xss_lib_found=yes
 
 else
 
-		echo "$as_me:$LINENO: checking for XScreenSaverQueryInfo in -lXss" >&5
-echo $ECHO_N "checking for XScreenSaverQueryInfo in -lXss... $ECHO_C" >&6
-if test "${ac_cv_lib_Xss_XScreenSaverQueryInfo+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for XScreenSaverQueryInfo in -lXss" >&5
+$as_echo_n "checking for XScreenSaverQueryInfo in -lXss... " >&6; }
+if ${ac_cv_lib_Xss_XScreenSaverQueryInfo+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXss -lXext $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 
-/* Override any gcc2 internal prototype to avoid an error.  */
+/* Override any GCC internal prototype to avoid an error.
+   Use char because int might match the return type of a GCC
+   builtin and then its argument prototype would still apply.  */
 #ifdef __cplusplus
 extern "C"
 #endif
-/* We use char because int might match the return type of a gcc2
-   builtin and then its argument prototype would still apply.  */
 char XScreenSaverQueryInfo ();
 int
 main ()
 {
-XScreenSaverQueryInfo ();
+return XScreenSaverQueryInfo ();
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_link "$LINENO"; then :
   ac_cv_lib_Xss_XScreenSaverQueryInfo=yes
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_Xss_XScreenSaverQueryInfo=no
+  ac_cv_lib_Xss_XScreenSaverQueryInfo=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext \
+    conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_Xss_XScreenSaverQueryInfo" >&5
-echo "${ECHO_T}$ac_cv_lib_Xss_XScreenSaverQueryInfo" >&6
-if test $ac_cv_lib_Xss_XScreenSaverQueryInfo = yes; then
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xss_XScreenSaverQueryInfo" >&5
+$as_echo "$ac_cv_lib_Xss_XScreenSaverQueryInfo" >&6; }
+if test "x$ac_cv_lib_Xss_XScreenSaverQueryInfo" = xyes; then :
 
 		    if test "$tcl_cv_ld_weak_l" = yes; then
 			# On Darwin, weak link libXss if possible,
@@ -10826,9 +8529,7 @@ fi
     fi
     if test $enable_xss = yes -a $xss_lib_found = yes -a $xss_header_found = yes; then
 
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_XSS 1
-_ACEOF
+$as_echo "#define HAVE_XSS 1" >>confdefs.h
 
     fi
     CFLAGS=$tk_oldCFlags
@@ -10840,66 +8541,36 @@ fi
 #	#define for __CHAR_UNSIGNED__.
 #--------------------------------------------------------------------
 
-
-echo "$as_me:$LINENO: checking whether char is unsigned" >&5
-echo $ECHO_N "checking whether char is unsigned... $ECHO_C" >&6
-if test "${ac_cv_c_char_unsigned+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether char is unsigned" >&5
+$as_echo_n "checking whether char is unsigned... " >&6; }
+if ${ac_cv_c_char_unsigned+:} false; then :
+  $as_echo_n "(cached) " >&6
 else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
+  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
 /* end confdefs.h.  */
 $ac_includes_default
 int
 main ()
 {
 static int test_array [1 - 2 * !(((char) -1) < 0)];
-test_array [0] = 0
+test_array [0] = 0;
+return test_array [0];
 
   ;
   return 0;
 }
 _ACEOF
-rm -f conftest.$ac_objext
-if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_c_werror_flag"
-			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest.$ac_objext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
+if ac_fn_c_try_compile "$LINENO"; then :
   ac_cv_c_char_unsigned=no
 else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_c_char_unsigned=yes
+  ac_cv_c_char_unsigned=yes
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-echo "$as_me:$LINENO: result: $ac_cv_c_char_unsigned" >&5
-echo "${ECHO_T}$ac_cv_c_char_unsigned" >&6
+{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_char_unsigned" >&5
+$as_echo "$ac_cv_c_char_unsigned" >&6; }
 if test $ac_cv_c_char_unsigned = yes && test "$GCC" != yes; then
-  cat >>confdefs.h <<\_ACEOF
-#define __CHAR_UNSIGNED__ 1
-_ACEOF
+  $as_echo "#define __CHAR_UNSIGNED__ 1" >>confdefs.h
 
 fi
 
@@ -10938,38 +8609,38 @@ WISH_RSRC_FILE='wish$(VERSION).rsrc'
 if test "`uname -s`" = "Darwin" ; then
 
     if test "`uname -s`" = "Darwin" ; then
-	echo "$as_me:$LINENO: checking how to package libraries" >&5
-echo $ECHO_N "checking how to package libraries... $ECHO_C" >&6
-	# Check whether --enable-framework or --disable-framework was given.
-if test "${enable_framework+set}" = set; then
-  enableval="$enable_framework"
-  enable_framework=$enableval
+	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to package libraries" >&5
+$as_echo_n "checking how to package libraries... " >&6; }
+	# Check whether --enable-framework was given.
+if test "${enable_framework+set}" = set; then :
+  enableval=$enable_framework; enable_framework=$enableval
 else
   enable_framework=no
-fi;
+fi
+
 	if test $enable_framework = yes; then
 	    if test $SHARED_BUILD = 0; then
-		{ echo "$as_me:$LINENO: WARNING: Frameworks can only be built if --enable-shared is yes" >&5
-echo "$as_me: WARNING: Frameworks can only be built if --enable-shared is yes" >&2;}
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Frameworks can only be built if --enable-shared is yes" >&5
+$as_echo "$as_me: WARNING: Frameworks can only be built if --enable-shared is yes" >&2;}
 		enable_framework=no
 	    fi
 	    if test $tcl_corefoundation = no; then
-		{ echo "$as_me:$LINENO: WARNING: Frameworks can only be used when CoreFoundation is available" >&5
-echo "$as_me: WARNING: Frameworks can only be used when CoreFoundation is available" >&2;}
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Frameworks can only be used when CoreFoundation is available" >&5
+$as_echo "$as_me: WARNING: Frameworks can only be used when CoreFoundation is available" >&2;}
 		enable_framework=no
 	    fi
 	fi
 	if test $enable_framework = yes; then
-	    echo "$as_me:$LINENO: result: framework" >&5
-echo "${ECHO_T}framework" >&6
+	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: framework" >&5
+$as_echo "framework" >&6; }
 	    FRAMEWORK_BUILD=1
 	else
 	    if test $SHARED_BUILD = 1; then
-		echo "$as_me:$LINENO: result: shared library" >&5
-echo "${ECHO_T}shared library" >&6
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: shared library" >&5
+$as_echo "shared library" >&6; }
 	    else
-		echo "$as_me:$LINENO: result: static library" >&5
-echo "${ECHO_T}static library" >&6
+		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: static library" >&5
+$as_echo "static library" >&6; }
 	    fi
 	    FRAMEWORK_BUILD=0
 	fi
@@ -10980,8 +8651,9 @@ echo "${ECHO_T}static library" >&6
     echo "$LDFLAGS " | grep -q -- '-prebind ' && TK_SHLIB_LD_EXTRAS="${TK_SHLIB_LD_EXTRAS}"' -seg1addr 0xb000000'
     TK_SHLIB_LD_EXTRAS="${TK_SHLIB_LD_EXTRAS}"' -sectcreate __TEXT __info_plist Tk-Info.plist'
     EXTRA_WISH_LIBS='-sectcreate __TEXT __info_plist Wish-Info.plist'
+    EXTRA_WISH_LIBS=${EXTRA_WISH_LIBS}' -sectcreate __TEXT __credits_html Credits.html'
     EXTRA_APP_CC_SWITCHES="${EXTRA_APP_CC_SWITCHES}"' -mdynamic-no-pic'
-                        ac_config_files="$ac_config_files Tk-Info.plist:../macosx/Tk-Info.plist.in Wish-Info.plist:../macosx/Wish-Info.plist.in"
+    ac_config_files="$ac_config_files Tk-Info.plist:../macosx/Tk-Info.plist.in Wish-Info.plist:../macosx/Wish-Info.plist.in Credits.html:../macosx/Credits.html.in"
 
     for l in ${LOCALES}; do CFBUNDLELOCALIZATIONS="${CFBUNDLELOCALIZATIONS}<string>$l</string>"; done
     TK_YEAR="`date +%Y`"
@@ -10989,13 +8661,11 @@ fi
 
 if test "$FRAMEWORK_BUILD" = "1" ; then
 
-cat >>confdefs.h <<\_ACEOF
-#define TK_FRAMEWORK 1
-_ACEOF
+$as_echo "#define TK_FRAMEWORK 1" >>confdefs.h
 
     # Construct a fake local framework structure to make linking with
     # '-framework Tk' and running of tktest work
-              ac_config_commands="$ac_config_commands Tk.framework"
+    ac_config_commands="$ac_config_commands Tk.framework"
 
     LD_LIBRARY_PATH_VAR="DYLD_FRAMEWORK_PATH"
     if test "${libdir}" = '${exec_prefix}/lib'; then
@@ -11017,6 +8687,7 @@ _ACEOF
     EXTRA_INSTALL="install-private-headers html-tk"
     EXTRA_BUILD_HTML='@ln -fs contents.htm "$(HTML_INSTALL_DIR)"/TkTOC.html'
     EXTRA_INSTALL_BINARIES='@echo "Installing Info.plist to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA_DIR) "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Tk-Info.plist "$(LIB_INSTALL_DIR)/Resources/Info.plist"'
+    EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Credits.html to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA_DIR) "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Credits.html "$(LIB_INSTALL_DIR)/Resources"'
     EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing license.terms to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA) "$(TOP_DIR)/license.terms" "$(LIB_INSTALL_DIR)/Resources"'
     if test $tk_aqua = yes; then
 	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Images to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA_DIR) "$(LIB_INSTALL_DIR)/Resources" && for i in Tk.tiff Tk.icns; do $(INSTALL_DATA) "$(MAC_OSX_DIR)/$$i" "$(LIB_INSTALL_DIR)/Resources"; done'
@@ -11026,6 +8697,7 @@ _ACEOF
 	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Wish.icns to $(BIN_INSTALL_DIR)/../Resources" && $(INSTALL_DATA_DIR) "$(BIN_INSTALL_DIR)/../Resources"'
 	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && $(INSTALL_DATA) "$(MAC_OSX_DIR)/Tk.icns" "$(BIN_INSTALL_DIR)/../Resources/Wish.icns"'
 	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Wish.sdef to $(BIN_INSTALL_DIR)/../Resources" && $(INSTALL_DATA) "$(MAC_OSX_DIR)/Wish.sdef" "$(BIN_INSTALL_DIR)/../Resources"'
+	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Credits.html to $(BIN_INSTALL_DIR)/../Resources" && $(INSTALL_DATA) Credits.html "$(BIN_INSTALL_DIR)/../Resources"'
     fi
     EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Finalizing Tk.framework" && rm -f "$(LIB_INSTALL_DIR)/../Current" && ln -s "$(VERSION)" "$(LIB_INSTALL_DIR)/../Current" && for f in "$(LIB_FILE)" tkConfig.sh Resources Headers PrivateHeaders; do rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/Current/$$f" "$(LIB_INSTALL_DIR)/../.."; done && f="$(STUB_LIB_FILE)" && rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/$(VERSION)/$$f" "$(LIB_INSTALL_DIR)/../.."'
     # Don't use AC_DEFINE for the following as the framework version define
@@ -11133,7 +8805,7 @@ TK_SHARED_BUILD=${SHARED_BUILD}
 
 
 
-                              ac_config_files="$ac_config_files Makefile:../unix/Makefile.in tkConfig.sh:../unix/tkConfig.sh.in tk.pc:../unix/tk.pc.in"
+ac_config_files="$ac_config_files Makefile:../unix/Makefile.in tkConfig.sh:../unix/tkConfig.sh.in tk.pc:../unix/tk.pc.in"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -11153,39 +8825,70 @@ _ACEOF
 
 # The following way of writing the cache mishandles newlines in values,
 # but we know of no workaround that is simple, portable, and efficient.
-# So, don't put newlines in cache variables' values.
+# So, we kill variables containing newlines.
 # Ultrix sh set writes to stderr and can't be redirected directly,
 # and sets the high bit in the cache file unless we assign to the vars.
-{
+(
+  for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do
+    eval ac_val=\$$ac_var
+    case $ac_val in #(
+    *${as_nl}*)
+      case $ac_var in #(
+      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
+$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
+      esac
+      case $ac_var in #(
+      _ | IFS | as_nl) ;; #(
+      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
+      *) { eval $ac_var=; unset $ac_var;} ;;
+      esac ;;
+    esac
+  done
+
   (set) 2>&1 |
-    case `(ac_space=' '; set | grep ac_space) 2>&1` in
-    *ac_space=\ *)
-      # `set' does not quote correctly, so add quotes (double-quote
-      # substitution turns \\\\ into \\, and sed turns \\ into \).
+    case $as_nl`(ac_space=' '; set) 2>&1` in #(
+    *${as_nl}ac_space=\ *)
+      # `set' does not quote correctly, so add quotes: double-quote
+      # substitution turns \\\\ into \\, and sed turns \\ into \.
       sed -n \
 	"s/'/'\\\\''/g;
 	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
-      ;;
+      ;; #(
     *)
       # `set' quotes correctly as required by POSIX, so do not add quotes.
-      sed -n \
-	"s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
+      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
       ;;
-    esac;
-} |
+    esac |
+    sort
+) |
   sed '
+     /^ac_cv_env_/b end
      t clear
-     : clear
+     :clear
      s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
      t end
-     /^ac_cv_env/!s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
-     : end' >>confcache
-if diff $cache_file confcache >/dev/null 2>&1; then :; else
-  if test -w $cache_file; then
-    test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file"
-    cat confcache >$cache_file
+     s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
+     :end' >>confcache
+if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
+  if test -w "$cache_file"; then
+    if test "x$cache_file" != "x/dev/null"; then
+      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
+$as_echo "$as_me: updating cache $cache_file" >&6;}
+      if test ! -f "$cache_file" || test -h "$cache_file"; then
+	cat confcache >"$cache_file"
+      else
+        case $cache_file in #(
+        */* | ?:*)
+	  mv -f confcache "$cache_file"$$ &&
+	  mv -f "$cache_file"$$ "$cache_file" ;; #(
+        *)
+	  mv -f confcache "$cache_file" ;;
+	esac
+      fi
+    fi
   else
-    echo "not updating unwritable cache $cache_file"
+    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
+$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
   fi
 fi
 rm -f confcache
@@ -11194,63 +8897,55 @@ test "x$prefix" = xNONE && prefix=$ac_default_prefix
 # Let make expand exec_prefix.
 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
 
-# VPATH may cause trouble with some makes, so we remove $(srcdir),
-# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
-# trailing colons and then remove the whole line if VPATH becomes empty
-# (actually we leave an empty line to preserve line numbers).
-if test "x$srcdir" = x.; then
-  ac_vpsub='/^[	 ]*VPATH[	 ]*=/{
-s/:*\$(srcdir):*/:/;
-s/:*\${srcdir}:*/:/;
-s/:*@srcdir@:*/:/;
-s/^\([^=]*=[	 ]*\):*/\1/;
-s/:*$//;
-s/^[^=]*=[	 ]*$//;
-}'
-fi
-
 # Transform confdefs.h into DEFS.
 # Protect against shell expansion while executing Makefile rules.
 # Protect against Makefile macro expansion.
 #
 # If the first sed substitution is executed (which looks for macros that
-# take arguments), then we branch to the quote section.  Otherwise,
+# take arguments), then branch to the quote section.  Otherwise,
 # look for a macro that doesn't take arguments.
-cat >confdef2opt.sed <<\_ACEOF
+ac_script='
+:mline
+/\\$/{
+ N
+ s,\\\n,,
+ b mline
+}
 t clear
-: clear
-s,^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 (][^	 (]*([^)]*)\)[	 ]*\(.*\),-D\1=\2,g
+:clear
+s/^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 (][^	 (]*([^)]*)\)[	 ]*\(.*\)/-D\1=\2/g
 t quote
-s,^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 ][^	 ]*\)[	 ]*\(.*\),-D\1=\2,g
+s/^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 ][^	 ]*\)[	 ]*\(.*\)/-D\1=\2/g
 t quote
-d
-: quote
-s,[	 `~#$^&*(){}\\|;'"<>?],\\&,g
-s,\[,\\&,g
-s,\],\\&,g
-s,\$,$$,g
-p
-_ACEOF
-# We use echo to avoid assuming a particular line-breaking character.
-# The extra dot is to prevent the shell from consuming trailing
-# line-breaks from the sub-command output.  A line-break within
-# single-quotes doesn't work because, if this script is created in a
-# platform that uses two characters for line-breaks (e.g., DOS), tr
-# would break.
-ac_LF_and_DOT=`echo; echo .`
-DEFS=`sed -n -f confdef2opt.sed confdefs.h | tr "$ac_LF_and_DOT" ' .'`
-rm -f confdef2opt.sed
+b any
+:quote
+s/[	 `~#$^&*(){}\\|;'\''"<>?]/\\&/g
+s/\[/\\&/g
+s/\]/\\&/g
+s/\$/$$/g
+H
+:any
+${
+	g
+	s/^\n//
+	s/\n/ /g
+	p
+}
+'
+DEFS=`sed -n "$ac_script" confdefs.h`
 
 
 ac_libobjs=
 ac_ltlibobjs=
+U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
-  ac_i=`echo "$ac_i" |
-	 sed 's/\$U\././;s/\.o$//;s/\.obj$//'`
-  # 2. Add them.
-  ac_libobjs="$ac_libobjs $ac_i\$U.$ac_objext"
-  ac_ltlibobjs="$ac_ltlibobjs $ac_i"'$U.lo'
+  ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
+  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
+  # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
+  #    will be set to the directory where LIBOBJS objects are built.
+  as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
+  as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo'
 done
 LIBOBJS=$ac_libobjs
 
@@ -11259,12 +8954,15 @@ LTLIBOBJS=$ac_ltlibobjs
 
 CFLAGS="${CFLAGS} ${CPPFLAGS}"; CPPFLAGS=""
 
-: ${CONFIG_STATUS=./config.status}
+
+: "${CONFIG_STATUS=./config.status}"
+ac_write_fail=0
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
-echo "$as_me: creating $CONFIG_STATUS" >&6;}
-cat >$CONFIG_STATUS <<_ACEOF
+{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
+$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
+as_write_fail=0
+cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
 #! $SHELL
 # Generated by $as_me.
 # Run this file to recreate the current configuration.
@@ -11274,230 +8972,365 @@ cat >$CONFIG_STATUS <<_ACEOF
 debug=false
 ac_cs_recheck=false
 ac_cs_silent=false
-SHELL=\${CONFIG_SHELL-$SHELL}
-_ACEOF
-
-cat >>$CONFIG_STATUS <<\_ACEOF
-## --------------------- ##
-## M4sh Initialization.  ##
-## --------------------- ##
 
-# Be Bourne compatible
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
+SHELL=\${CONFIG_SHELL-$SHELL}
+export SHELL
+_ASEOF
+cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
+## -------------------- ##
+## M4sh Initialization. ##
+## -------------------- ##
+
+# Be more Bourne compatible
+DUALCASE=1; export DUALCASE # for MKS sh
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
   emulate sh
   NULLCMD=:
-  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
+  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
-elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
-  set -o posix
-fi
-DUALCASE=1; export DUALCASE # for MKS sh
-
-# Support unset when possible.
-if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
-  as_unset=unset
+  setopt NO_GLOB_SUBST
 else
-  as_unset=false
+  case `(set -o) 2>/dev/null` in #(
+  *posix*) :
+    set -o posix ;; #(
+  *) :
+     ;;
+esac
 fi
 
 
-# Work around bugs in pre-3.0 UWIN ksh.
-$as_unset ENV MAIL MAILPATH
-PS1='$ '
-PS2='> '
-PS4='+ '
-
-# NLS nuisances.
-for as_var in \
-  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
-  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
-  LC_TELEPHONE LC_TIME
-do
-  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
-    eval $as_var=C; export $as_var
+as_nl='
+'
+export as_nl
+# Printing a long string crashes Solaris 7 /usr/bin/printf.
+as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
+as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
+# Prefer a ksh shell builtin over an external printf program on Solaris,
+# but without wasting forks for bash or zsh.
+if test -z "$BASH_VERSION$ZSH_VERSION" \
+    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='print -r --'
+  as_echo_n='print -rn --'
+elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
+  as_echo='printf %s\n'
+  as_echo_n='printf %s'
+else
+  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
+    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
+    as_echo_n='/usr/ucb/echo -n'
   else
-    $as_unset $as_var
+    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
+    as_echo_n_body='eval
+      arg=$1;
+      case $arg in #(
+      *"$as_nl"*)
+	expr "X$arg" : "X\\(.*\\)$as_nl";
+	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
+      esac;
+      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
+    '
+    export as_echo_n_body
+    as_echo_n='sh -c $as_echo_n_body as_echo'
   fi
-done
-
-# Required to use basename.
-if expr a : '\(a\)' >/dev/null 2>&1; then
-  as_expr=expr
-else
-  as_expr=false
-fi
-
-if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
-  as_basename=basename
-else
-  as_basename=false
-fi
-
-
-# Name of the executable.
-as_me=`$as_basename "$0" ||
-$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
-	 X"$0" : 'X\(//\)$' \| \
-	 X"$0" : 'X\(/\)$' \| \
-	 .     : '\(.\)' 2>/dev/null ||
-echo X/"$0" |
-    sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
-  	  /^X\/\(\/\/\)$/{ s//\1/; q; }
-  	  /^X\/\(\/\).*/{ s//\1/; q; }
-  	  s/.*/./; q'`
-
-
-# PATH needs CR, and LINENO needs CR and PATH.
-# Avoid depending upon Character Ranges.
-as_cr_letters='abcdefghijklmnopqrstuvwxyz'
-as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
-as_cr_Letters=$as_cr_letters$as_cr_LETTERS
-as_cr_digits='0123456789'
-as_cr_alnum=$as_cr_Letters$as_cr_digits
+  export as_echo_body
+  as_echo='sh -c $as_echo_body as_echo'
+fi
 
 # The user is always right.
 if test "${PATH_SEPARATOR+set}" != set; then
-  echo "#! /bin/sh" >conf$$.sh
-  echo  "exit 0"   >>conf$$.sh
-  chmod +x conf$$.sh
-  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
-    PATH_SEPARATOR=';'
-  else
-    PATH_SEPARATOR=:
-  fi
-  rm -f conf$$.sh
+  PATH_SEPARATOR=:
+  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
+    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
+      PATH_SEPARATOR=';'
+  }
 fi
 
 
-  as_lineno_1=$LINENO
-  as_lineno_2=$LINENO
-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
-  test "x$as_lineno_1" != "x$as_lineno_2" &&
-  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
-  # Find who we are.  Look in the path if we contain no path at all
-  # relative or not.
-  case $0 in
-    *[\\/]* ) as_myself=$0 ;;
-    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+# IFS
+# We need space, tab and new line, in precisely that order.  Quoting is
+# there to prevent editors from complaining about space-tab.
+# (If _AS_PATH_WALK were called with IFS unset, it would disable word
+# splitting by setting IFS to empty value.)
+IFS=" ""	$as_nl"
+
+# Find who we are.  Look in the path if we contain no directory separator.
+as_myself=
+case $0 in #((
+  *[\\/]* ) as_myself=$0 ;;
+  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
 for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+  done
+IFS=$as_save_IFS
+
+     ;;
+esac
+# We did not find ourselves, most probably we were run as `sh COMMAND'
+# in which case we are not to be found in the path.
+if test "x$as_myself" = x; then
+  as_myself=$0
+fi
+if test ! -f "$as_myself"; then
+  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
+  exit 1
+fi
+
+# Unset variables that we do not need and which cause bugs (e.g. in
+# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
+# suppresses any "Segmentation fault" message there.  '((' could
+# trigger a bug in pdksh 5.2.14.
+for as_var in BASH_ENV ENV MAIL MAILPATH
+do eval test x\${$as_var+set} = xset \
+  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
 done
+PS1='$ '
+PS2='> '
+PS4='+ '
 
-       ;;
-  esac
-  # We did not find ourselves, most probably we were run as `sh COMMAND'
-  # in which case we are not to be found in the path.
-  if test "x$as_myself" = x; then
-    as_myself=$0
-  fi
-  if test ! -f "$as_myself"; then
-    { { echo "$as_me:$LINENO: error: cannot find myself; rerun with an absolute path" >&5
-echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2;}
-   { (exit 1); exit 1; }; }
+# NLS nuisances.
+LC_ALL=C
+export LC_ALL
+LANGUAGE=C
+export LANGUAGE
+
+# CDPATH.
+(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
+
+
+# as_fn_error STATUS ERROR [LINENO LOG_FD]
+# ----------------------------------------
+# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
+# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
+# script with STATUS, using 1 if that was 0.
+as_fn_error ()
+{
+  as_status=$1; test $as_status -eq 0 && as_status=1
+  if test "$4"; then
+    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
+    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
   fi
-  case $CONFIG_SHELL in
-  '')
-    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  for as_base in sh bash ksh sh5; do
-	 case $as_dir in
-	 /*)
-	   if ("$as_dir/$as_base" -c '
-  as_lineno_1=$LINENO
-  as_lineno_2=$LINENO
-  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
-  test "x$as_lineno_1" != "x$as_lineno_2" &&
-  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
-	     $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
-	     $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
-	     CONFIG_SHELL=$as_dir/$as_base
-	     export CONFIG_SHELL
-	     exec "$CONFIG_SHELL" "$0" ${1+"$@"}
-	   fi;;
-	 esac
-       done
-done
-;;
-  esac
+  $as_echo "$as_me: error: $2" >&2
+  as_fn_exit $as_status
+} # as_fn_error
 
-  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
-  # uniformly replaced by the line number.  The first 'sed' inserts a
-  # line-number line before each line; the second 'sed' does the real
-  # work.  The second script uses 'N' to pair each line-number line
-  # with the numbered line, and appends trailing '-' during
-  # substitution so that $LINENO is not a special case at line end.
-  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
-  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
-  sed '=' <$as_myself |
-    sed '
-      N
-      s,$,-,
-      : loop
-      s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
-      t loop
-      s,-$,,
-      s,^['$as_cr_digits']*\n,,
-    ' >$as_me.lineno &&
-  chmod +x $as_me.lineno ||
-    { { echo "$as_me:$LINENO: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&5
-echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2;}
-   { (exit 1); exit 1; }; }
 
-  # Don't try to exec as it changes $[0], causing all sort of problems
-  # (the dirname of $[0] is not the place where we might find the
-  # original and so on.  Autoconf is especially sensible to this).
-  . ./$as_me.lineno
-  # Exit status is that of the last command.
-  exit
-}
+# as_fn_set_status STATUS
+# -----------------------
+# Set $? to STATUS, without forking.
+as_fn_set_status ()
+{
+  return $1
+} # as_fn_set_status
 
+# as_fn_exit STATUS
+# -----------------
+# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
+as_fn_exit ()
+{
+  set +e
+  as_fn_set_status $1
+  exit $1
+} # as_fn_exit
+
+# as_fn_unset VAR
+# ---------------
+# Portably unset VAR.
+as_fn_unset ()
+{
+  { eval $1=; unset $1;}
+}
+as_unset=as_fn_unset
+# as_fn_append VAR VALUE
+# ----------------------
+# Append the text in VALUE to the end of the definition contained in VAR. Take
+# advantage of any shell optimizations that allow amortized linear growth over
+# repeated appends, instead of the typical quadratic growth present in naive
+# implementations.
+if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
+  eval 'as_fn_append ()
+  {
+    eval $1+=\$2
+  }'
+else
+  as_fn_append ()
+  {
+    eval $1=\$$1\$2
+  }
+fi # as_fn_append
+
+# as_fn_arith ARG...
+# ------------------
+# Perform arithmetic evaluation on the ARGs, and store the result in the
+# global $as_val. Take advantage of shells that can avoid forks. The arguments
+# must be portable across $(()) and expr.
+if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
+  eval 'as_fn_arith ()
+  {
+    as_val=$(( $* ))
+  }'
+else
+  as_fn_arith ()
+  {
+    as_val=`expr "$@" || test $? -eq 1`
+  }
+fi # as_fn_arith
 
-case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
-  *c*,-n*) ECHO_N= ECHO_C='
-' ECHO_T='	' ;;
-  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
-  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
-esac
 
-if expr a : '\(a\)' >/dev/null 2>&1; then
+if expr a : '\(a\)' >/dev/null 2>&1 &&
+   test "X`expr 00001 : '.*\(...\)'`" = X001; then
   as_expr=expr
 else
   as_expr=false
 fi
 
+if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
+  as_basename=basename
+else
+  as_basename=false
+fi
+
+if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
+  as_dirname=dirname
+else
+  as_dirname=false
+fi
+
+as_me=`$as_basename -- "$0" ||
+$as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
+	 X"$0" : 'X\(//\)$' \| \
+	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\/\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+
+# Avoid depending upon Character Ranges.
+as_cr_letters='abcdefghijklmnopqrstuvwxyz'
+as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
+as_cr_Letters=$as_cr_letters$as_cr_LETTERS
+as_cr_digits='0123456789'
+as_cr_alnum=$as_cr_Letters$as_cr_digits
+
+ECHO_C= ECHO_N= ECHO_T=
+case `echo -n x` in #(((((
+-n*)
+  case `echo 'xy\c'` in
+  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
+  xy)  ECHO_C='\c';;
+  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
+       ECHO_T='	';;
+  esac;;
+*)
+  ECHO_N='-n';;
+esac
+
 rm -f conf$$ conf$$.exe conf$$.file
-echo >conf$$.file
-if ln -s conf$$.file conf$$ 2>/dev/null; then
-  # We could just check for DJGPP; but this test a) works b) is more generic
-  # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
-  if test -f conf$$.exe; then
-    # Don't use ln at all; we don't have any links
-    as_ln_s='cp -p'
-  else
+if test -d conf$$.dir; then
+  rm -f conf$$.dir/conf$$.file
+else
+  rm -f conf$$.dir
+  mkdir conf$$.dir 2>/dev/null
+fi
+if (echo >conf$$.file) 2>/dev/null; then
+  if ln -s conf$$.file conf$$ 2>/dev/null; then
     as_ln_s='ln -s'
+    # ... but there are two gotchas:
+    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
+    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
+    # In both cases, we have to default to `cp -pR'.
+    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
+      as_ln_s='cp -pR'
+  elif ln conf$$.file conf$$ 2>/dev/null; then
+    as_ln_s=ln
+  else
+    as_ln_s='cp -pR'
   fi
-elif ln conf$$.file conf$$ 2>/dev/null; then
-  as_ln_s=ln
 else
-  as_ln_s='cp -p'
+  as_ln_s='cp -pR'
 fi
-rm -f conf$$ conf$$.exe conf$$.file
+rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
+rmdir conf$$.dir 2>/dev/null
+
+
+# as_fn_mkdir_p
+# -------------
+# Create "$as_dir" as a directory, including parents if necessary.
+as_fn_mkdir_p ()
+{
+
+  case $as_dir in #(
+  -*) as_dir=./$as_dir;;
+  esac
+  test -d "$as_dir" || eval $as_mkdir_p || {
+    as_dirs=
+    while :; do
+      case $as_dir in #(
+      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
+      *) as_qdir=$as_dir;;
+      esac
+      as_dirs="'$as_qdir' $as_dirs"
+      as_dir=`$as_dirname -- "$as_dir" ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_dir" : 'X\(//\)[^/]' \| \
+	 X"$as_dir" : 'X\(//\)$' \| \
+	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+      test -d "$as_dir" && break
+    done
+    test -z "$as_dirs" || eval "mkdir $as_dirs"
+  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+
 
+} # as_fn_mkdir_p
 if mkdir -p . 2>/dev/null; then
-  as_mkdir_p=:
+  as_mkdir_p='mkdir -p "$as_dir"'
 else
   test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
-as_executable_p="test -f"
+
+# as_fn_executable_p FILE
+# -----------------------
+# Test if FILE is an executable regular file.
+as_fn_executable_p ()
+{
+  test -f "$1" && test -x "$1"
+} # as_fn_executable_p
+as_test_x='test -x'
+as_executable_p=as_fn_executable_p
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -11506,31 +9339,20 @@ as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
 as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.
-as_nl='
-'
-IFS=" 	$as_nl"
-
-# CDPATH.
-$as_unset CDPATH
-
 exec 6>&1
-
-# Open the log real soon, to keep \$[0] and so on meaningful, and to
+## ----------------------------------- ##
+## Main body of $CONFIG_STATUS script. ##
+## ----------------------------------- ##
+_ASEOF
+test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1
+
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+# Save the log message, to keep $0 and so on meaningful, and to
 # report actual input values of CONFIG_FILES etc. instead of their
-# values after options handling.  Logging --version etc. is OK.
-exec 5>>config.log
-{
-  echo
-  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
-## Running $as_me. ##
-_ASBOX
-} >&5
-cat >&5 <<_CSEOF
-
+# values after options handling.
+ac_log="
 This file was extended by tk $as_me 8.6, which was
-generated by GNU Autoconf 2.59.  Invocation command line was
+generated by GNU Autoconf 2.69.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -11538,43 +9360,41 @@ generated by GNU Autoconf 2.59.  Invocation command line was
   CONFIG_COMMANDS = $CONFIG_COMMANDS
   $ $0 $@
 
-_CSEOF
-echo "on `(hostname || uname -n) 2>/dev/null | sed 1q`" >&5
-echo >&5
+on `(hostname || uname -n) 2>/dev/null | sed 1q`
+"
+
 _ACEOF
 
-# Files that config.status was made for.
-if test -n "$ac_config_files"; then
-  echo "config_files=\"$ac_config_files\"" >>$CONFIG_STATUS
-fi
+case $ac_config_files in *"
+"*) set x $ac_config_files; shift; ac_config_files=$*;;
+esac
 
-if test -n "$ac_config_headers"; then
-  echo "config_headers=\"$ac_config_headers\"" >>$CONFIG_STATUS
-fi
 
-if test -n "$ac_config_links"; then
-  echo "config_links=\"$ac_config_links\"" >>$CONFIG_STATUS
-fi
 
-if test -n "$ac_config_commands"; then
-  echo "config_commands=\"$ac_config_commands\"" >>$CONFIG_STATUS
-fi
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+# Files that config.status was made for.
+config_files="$ac_config_files"
+config_commands="$ac_config_commands"
 
-cat >>$CONFIG_STATUS <<\_ACEOF
+_ACEOF
 
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 ac_cs_usage="\
-\`$as_me' instantiates files from templates according to the
-current configuration.
+\`$as_me' instantiates files and other configuration actions
+from templates according to the current configuration.  Unless the files
+and actions are specified as TAGs, all are instantiated by default.
 
-Usage: $0 [OPTIONS] [FILE]...
+Usage: $0 [OPTION]... [TAG]...
 
   -h, --help       print this help, then exit
-  -V, --version    print version number, then exit
-  -q, --quiet      do not print progress messages
+  -V, --version    print version number and configuration settings, then exit
+      --config     print configuration, then exit
+  -q, --quiet, --silent
+                   do not print progress messages
   -d, --debug      don't remove temporary files
       --recheck    update $as_me by reconfiguring in the same conditions
-  --file=FILE[:TEMPLATE]
-		   instantiate the configuration file FILE
+      --file=FILE[:TEMPLATE]
+                   instantiate the configuration file FILE
 
 Configuration files:
 $config_files
@@ -11582,83 +9402,78 @@ $config_files
 Configuration commands:
 $config_commands
 
-Report bugs to <bug-autoconf@gnu.org>."
-_ACEOF
+Report bugs to the package provider."
 
-cat >>$CONFIG_STATUS <<_ACEOF
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
 ac_cs_version="\\
 tk config.status 8.6
-configured by $0, generated by GNU Autoconf 2.59,
-  with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
+configured by $0, generated by GNU Autoconf 2.69,
+  with options \\"\$ac_cs_config\\"
 
-Copyright (C) 2003 Free Software Foundation, Inc.
+Copyright (C) 2012 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
-srcdir=$srcdir
+
+ac_pwd='$ac_pwd'
+srcdir='$srcdir'
+test -n "\$AWK" || AWK=awk
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF
-# If no file are specified by the user, then we need to provide default
-# value.  By we need to know if files were specified by the user.
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+# The default lists apply if the user does not specify any file.
 ac_need_defaults=:
 while test $# != 0
 do
   case $1 in
-  --*=*)
-    ac_option=`expr "x$1" : 'x\([^=]*\)='`
-    ac_optarg=`expr "x$1" : 'x[^=]*=\(.*\)'`
+  --*=?*)
+    ac_option=`expr "X$1" : 'X\([^=]*\)='`
+    ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'`
+    ac_shift=:
+    ;;
+  --*=)
+    ac_option=`expr "X$1" : 'X\([^=]*\)='`
+    ac_optarg=
     ac_shift=:
     ;;
-  -*)
+  *)
     ac_option=$1
     ac_optarg=$2
     ac_shift=shift
     ;;
-  *) # This is not an option, so the user has probably given explicit
-     # arguments.
-     ac_option=$1
-     ac_need_defaults=false;;
   esac
 
   case $ac_option in
   # Handling of the options.
-_ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
-  --version | --vers* | -V )
-    echo "$ac_cs_version"; exit 0 ;;
-  --he | --h)
-    # Conflict between --help and --header
-    { { echo "$as_me:$LINENO: error: ambiguous option: $1
-Try \`$0 --help' for more information." >&5
-echo "$as_me: error: ambiguous option: $1
-Try \`$0 --help' for more information." >&2;}
-   { (exit 1); exit 1; }; };;
-  --help | --hel | -h )
-    echo "$ac_cs_usage"; exit 0 ;;
-  --debug | --d* | -d )
+  --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
+    $as_echo "$ac_cs_version"; exit ;;
+  --config | --confi | --conf | --con | --co | --c )
+    $as_echo "$ac_cs_config"; exit ;;
+  --debug | --debu | --deb | --de | --d | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
-    CONFIG_FILES="$CONFIG_FILES $ac_optarg"
-    ac_need_defaults=false;;
-  --header | --heade | --head | --hea )
-    $ac_shift
-    CONFIG_HEADERS="$CONFIG_HEADERS $ac_optarg"
+    case $ac_optarg in
+    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    '') as_fn_error $? "missing file argument" ;;
+    esac
+    as_fn_append CONFIG_FILES " '$ac_optarg'"
     ac_need_defaults=false;;
+  --he | --h |  --help | --hel | -h )
+    $as_echo "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
 
   # This is an error.
-  -*) { { echo "$as_me:$LINENO: error: unrecognized option: $1
-Try \`$0 --help' for more information." >&5
-echo "$as_me: error: unrecognized option: $1
-Try \`$0 --help' for more information." >&2;}
-   { (exit 1); exit 1; }; } ;;
+  -*) as_fn_error $? "unrecognized option: \`$1'
+Try \`$0 --help' for more information." ;;
 
-  *) ac_config_targets="$ac_config_targets $1" ;;
+  *) as_fn_append ac_config_targets " $1"
+     ac_need_defaults=false ;;
 
   esac
   shift
@@ -11672,42 +9487,55 @@ if $ac_cs_silent; then
 fi
 
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 if \$ac_cs_recheck; then
-  echo "running $SHELL $0 " $ac_configure_args \$ac_configure_extra_args " --no-create --no-recursion" >&6
-  exec $SHELL $0 $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
+  shift
+  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
+  CONFIG_SHELL='$SHELL'
+  export CONFIG_SHELL
+  exec "\$@"
 fi
 
 _ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+exec 5>>config.log
+{
+  echo
+  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
+## Running $as_me. ##
+_ASBOX
+  $as_echo "$ac_log"
+} >&5
 
-cat >>$CONFIG_STATUS <<_ACEOF
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
 #
-# INIT-COMMANDS section.
+# INIT-COMMANDS
 #
-
 VERSION=${TK_VERSION} && tk_aqua=${tk_aqua}
 
 _ACEOF
 
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 
-
-cat >>$CONFIG_STATUS <<\_ACEOF
+# Handling of arguments.
 for ac_config_target in $ac_config_targets
 do
-  case "$ac_config_target" in
-  # Handling of arguments.
-  "Tk-Info.plist" ) CONFIG_FILES="$CONFIG_FILES Tk-Info.plist:../macosx/Tk-Info.plist.in" ;;
-  "Wish-Info.plist" ) CONFIG_FILES="$CONFIG_FILES Wish-Info.plist:../macosx/Wish-Info.plist.in" ;;
-  "Makefile" ) CONFIG_FILES="$CONFIG_FILES Makefile:../unix/Makefile.in" ;;
-  "tkConfig.sh" ) CONFIG_FILES="$CONFIG_FILES tkConfig.sh:../unix/tkConfig.sh.in" ;;
-  "tk.pc" ) CONFIG_FILES="$CONFIG_FILES tk.pc:../unix/tk.pc.in" ;;
-  "Tk.framework" ) CONFIG_COMMANDS="$CONFIG_COMMANDS Tk.framework" ;;
-  *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
-echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
-   { (exit 1); exit 1; }; };;
+  case $ac_config_target in
+    "Tk-Info.plist") CONFIG_FILES="$CONFIG_FILES Tk-Info.plist:../macosx/Tk-Info.plist.in" ;;
+    "Wish-Info.plist") CONFIG_FILES="$CONFIG_FILES Wish-Info.plist:../macosx/Wish-Info.plist.in" ;;
+    "Credits.html") CONFIG_FILES="$CONFIG_FILES Credits.html:../macosx/Credits.html.in" ;;
+    "Tk.framework") CONFIG_COMMANDS="$CONFIG_COMMANDS Tk.framework" ;;
+    "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile:../unix/Makefile.in" ;;
+    "tkConfig.sh") CONFIG_FILES="$CONFIG_FILES tkConfig.sh:../unix/tkConfig.sh.in" ;;
+    "tk.pc") CONFIG_FILES="$CONFIG_FILES tk.pc:../unix/tk.pc.in" ;;
+
+  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
   esac
 done
 
+
 # If the user did not use the arguments to specify the items to instantiate,
 # then the envvar interface is used.  Set only those that are not.
 # We use the long form for the default assignment because of an extremely
@@ -11718,523 +9546,409 @@ if $ac_need_defaults; then
 fi
 
 # Have a temporary directory for convenience.  Make it in the build tree
-# simply because there is no reason to put it here, and in addition,
+# simply because there is no reason against having it here, and in addition,
 # creating and moving files from /tmp can sometimes cause problems.
-# Create a temporary directory, and hook for its removal unless debugging.
+# Hook for its removal unless debugging.
+# Note that there is a small window in which the directory will not be cleaned:
+# after its creation but before its name has been assigned to `$tmp'.
 $debug ||
 {
-  trap 'exit_status=$?; rm -rf $tmp && exit $exit_status' 0
-  trap '{ (exit 1); exit 1; }' 1 2 13 15
+  tmp= ac_tmp=
+  trap 'exit_status=$?
+  : "${ac_tmp:=$tmp}"
+  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
+' 0
+  trap 'as_fn_exit 1' 1 2 13 15
 }
-
 # Create a (secure) tmp directory for tmp files.
 
 {
-  tmp=`(umask 077 && mktemp -d -q "./confstatXXXXXX") 2>/dev/null` &&
-  test -n "$tmp" && test -d "$tmp"
+  tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
+  test -d "$tmp"
 }  ||
 {
-  tmp=./confstat$$-$RANDOM
-  (umask 077 && mkdir $tmp)
-} ||
+  tmp=./conf$$-$RANDOM
+  (umask 077 && mkdir "$tmp")
+} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
+ac_tmp=$tmp
+
+# Set up the scripts for CONFIG_FILES section.
+# No need to generate them if there are no CONFIG_FILES.
+# This happens for instance with `./config.status config.h'.
+if test -n "$CONFIG_FILES"; then
+
+
+ac_cr=`echo X | tr X '\015'`
+# On cygwin, bash can eat \r inside `` if the user requested igncr.
+# But we know of no other shell where ac_cr would be empty at this
+# point, so we can use a bashism as a fallback.
+if test "x$ac_cr" = x; then
+  eval ac_cr=\$\'\\r\'
+fi
+ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
+if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
+  ac_cs_awk_cr='\\r'
+else
+  ac_cs_awk_cr=$ac_cr
+fi
+
+echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
+_ACEOF
+
+
 {
-   echo "$me: cannot create a temporary directory in ." >&2
-   { (exit 1); exit 1; }
+  echo "cat >conf$$subs.awk <<_ACEOF" &&
+  echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
+  echo "_ACEOF"
+} >conf$$subs.sh ||
+  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
+ac_delim='%!_!# '
+for ac_last_try in false false false false false :; do
+  . ./conf$$subs.sh ||
+    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+
+  ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
+  if test $ac_delim_n = $ac_delim_num; then
+    break
+  elif $ac_last_try; then
+    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
+  else
+    ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
+  fi
+done
+rm -f conf$$subs.sh
+
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
+_ACEOF
+sed -n '
+h
+s/^/S["/; s/!.*/"]=/
+p
+g
+s/^[^!]*!//
+:repl
+t repl
+s/'"$ac_delim"'$//
+t delim
+:nl
+h
+s/\(.\{148\}\)..*/\1/
+t more1
+s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
+p
+n
+b repl
+:more1
+s/["\\]/\\&/g; s/^/"/; s/$/"\\/
+p
+g
+s/.\{148\}//
+t nl
+:delim
+h
+s/\(.\{148\}\)..*/\1/
+t more2
+s/["\\]/\\&/g; s/^/"/; s/$/"/
+p
+b
+:more2
+s/["\\]/\\&/g; s/^/"/; s/$/"\\/
+p
+g
+s/.\{148\}//
+t delim
+' <conf$$subs.awk | sed '
+/^[^""]/{
+  N
+  s/\n//
 }
+' >>$CONFIG_STATUS || ac_write_fail=1
+rm -f conf$$subs.awk
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+_ACAWK
+cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
+  for (key in S) S_is_set[key] = 1
+  FS = ""
 
+}
+{
+  line = $ 0
+  nfields = split(line, field, "@")
+  substed = 0
+  len = length(field[1])
+  for (i = 2; i < nfields; i++) {
+    key = field[i]
+    keylen = length(key)
+    if (S_is_set[key]) {
+      value = S[key]
+      line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3)
+      len += length(value) + length(field[++i])
+      substed = 1
+    } else
+      len += 1 + keylen
+  }
+
+  print line
+}
+
+_ACAWK
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
+  sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
+else
+  cat
+fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
+  || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
 _ACEOF
 
-cat >>$CONFIG_STATUS <<_ACEOF
+# VPATH may cause trouble with some makes, so we remove sole $(srcdir),
+# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and
+# trailing colons and then remove the whole line if VPATH becomes empty
+# (actually we leave an empty line to preserve line numbers).
+if test "x$srcdir" = x.; then
+  ac_vpsub='/^[	 ]*VPATH[	 ]*=[	 ]*/{
+h
+s///
+s/^/:/
+s/[	 ]*$/:/
+s/:\$(srcdir):/:/g
+s/:\${srcdir}:/:/g
+s/:@srcdir@:/:/g
+s/^:*//
+s/:*$//
+x
+s/\(=[	 ]*\).*/\1/
+G
+s/\n//
+s/^[^=]*=[	 ]*$//
+}'
+fi
 
-#
-# CONFIG_FILES section.
-#
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+fi # test -n "$CONFIG_FILES"
 
-# No need to generate the scripts if there are no CONFIG_FILES.
-# This happens for instance when ./config.status config.h
-if test -n "\$CONFIG_FILES"; then
-  # Protect against being on the right side of a sed subst in config.status.
-  sed 's/,@/@@/; s/@,/@@/; s/,;t t\$/@;t t/; /@;t t\$/s/[\\\\&,]/\\\\&/g;
-   s/@@/,@/; s/@@/@,/; s/@;t t\$/,;t t/' >\$tmp/subs.sed <<\\CEOF
-s,@SHELL@,$SHELL,;t t
-s,@PATH_SEPARATOR@,$PATH_SEPARATOR,;t t
-s,@PACKAGE_NAME@,$PACKAGE_NAME,;t t
-s,@PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t
-s,@PACKAGE_VERSION@,$PACKAGE_VERSION,;t t
-s,@PACKAGE_STRING@,$PACKAGE_STRING,;t t
-s,@PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t
-s,@exec_prefix@,$exec_prefix,;t t
-s,@prefix@,$prefix,;t t
-s,@program_transform_name@,$program_transform_name,;t t
-s,@bindir@,$bindir,;t t
-s,@sbindir@,$sbindir,;t t
-s,@libexecdir@,$libexecdir,;t t
-s,@datadir@,$datadir,;t t
-s,@sysconfdir@,$sysconfdir,;t t
-s,@sharedstatedir@,$sharedstatedir,;t t
-s,@localstatedir@,$localstatedir,;t t
-s,@libdir@,$libdir,;t t
-s,@includedir@,$includedir,;t t
-s,@oldincludedir@,$oldincludedir,;t t
-s,@infodir@,$infodir,;t t
-s,@mandir@,$mandir,;t t
-s,@build_alias@,$build_alias,;t t
-s,@host_alias@,$host_alias,;t t
-s,@target_alias@,$target_alias,;t t
-s,@DEFS@,$DEFS,;t t
-s,@ECHO_C@,$ECHO_C,;t t
-s,@ECHO_N@,$ECHO_N,;t t
-s,@ECHO_T@,$ECHO_T,;t t
-s,@LIBS@,$LIBS,;t t
-s,@TCL_VERSION@,$TCL_VERSION,;t t
-s,@TCL_PATCH_LEVEL@,$TCL_PATCH_LEVEL,;t t
-s,@TCL_BIN_DIR@,$TCL_BIN_DIR,;t t
-s,@TCL_SRC_DIR@,$TCL_SRC_DIR,;t t
-s,@TCL_LIB_FILE@,$TCL_LIB_FILE,;t t
-s,@TCL_LIB_FLAG@,$TCL_LIB_FLAG,;t t
-s,@TCL_LIB_SPEC@,$TCL_LIB_SPEC,;t t
-s,@TCL_STUB_LIB_FILE@,$TCL_STUB_LIB_FILE,;t t
-s,@TCL_STUB_LIB_FLAG@,$TCL_STUB_LIB_FLAG,;t t
-s,@TCL_STUB_LIB_SPEC@,$TCL_STUB_LIB_SPEC,;t t
-s,@TCLSH_PROG@,$TCLSH_PROG,;t t
-s,@BUILD_TCLSH@,$BUILD_TCLSH,;t t
-s,@MAN_FLAGS@,$MAN_FLAGS,;t t
-s,@CC@,$CC,;t t
-s,@CFLAGS@,$CFLAGS,;t t
-s,@LDFLAGS@,$LDFLAGS,;t t
-s,@CPPFLAGS@,$CPPFLAGS,;t t
-s,@ac_ct_CC@,$ac_ct_CC,;t t
-s,@EXEEXT@,$EXEEXT,;t t
-s,@OBJEXT@,$OBJEXT,;t t
-s,@CPP@,$CPP,;t t
-s,@EGREP@,$EGREP,;t t
-s,@TCL_THREADS@,$TCL_THREADS,;t t
-s,@RANLIB@,$RANLIB,;t t
-s,@ac_ct_RANLIB@,$ac_ct_RANLIB,;t t
-s,@AR@,$AR,;t t
-s,@ac_ct_AR@,$ac_ct_AR,;t t
-s,@LIBOBJS@,$LIBOBJS,;t t
-s,@TCL_LIBS@,$TCL_LIBS,;t t
-s,@DL_LIBS@,$DL_LIBS,;t t
-s,@DL_OBJS@,$DL_OBJS,;t t
-s,@PLAT_OBJS@,$PLAT_OBJS,;t t
-s,@PLAT_SRCS@,$PLAT_SRCS,;t t
-s,@LDAIX_SRC@,$LDAIX_SRC,;t t
-s,@CFLAGS_DEBUG@,$CFLAGS_DEBUG,;t t
-s,@CFLAGS_OPTIMIZE@,$CFLAGS_OPTIMIZE,;t t
-s,@CFLAGS_WARNING@,$CFLAGS_WARNING,;t t
-s,@LDFLAGS_DEBUG@,$LDFLAGS_DEBUG,;t t
-s,@LDFLAGS_OPTIMIZE@,$LDFLAGS_OPTIMIZE,;t t
-s,@CC_SEARCH_FLAGS@,$CC_SEARCH_FLAGS,;t t
-s,@LD_SEARCH_FLAGS@,$LD_SEARCH_FLAGS,;t t
-s,@STLIB_LD@,$STLIB_LD,;t t
-s,@SHLIB_LD@,$SHLIB_LD,;t t
-s,@TCL_SHLIB_LD_EXTRAS@,$TCL_SHLIB_LD_EXTRAS,;t t
-s,@TK_SHLIB_LD_EXTRAS@,$TK_SHLIB_LD_EXTRAS,;t t
-s,@SHLIB_LD_LIBS@,$SHLIB_LD_LIBS,;t t
-s,@SHLIB_CFLAGS@,$SHLIB_CFLAGS,;t t
-s,@SHLIB_SUFFIX@,$SHLIB_SUFFIX,;t t
-s,@MAKE_LIB@,$MAKE_LIB,;t t
-s,@MAKE_STUB_LIB@,$MAKE_STUB_LIB,;t t
-s,@INSTALL_LIB@,$INSTALL_LIB,;t t
-s,@DLL_INSTALL_DIR@,$DLL_INSTALL_DIR,;t t
-s,@INSTALL_STUB_LIB@,$INSTALL_STUB_LIB,;t t
-s,@CFLAGS_DEFAULT@,$CFLAGS_DEFAULT,;t t
-s,@LDFLAGS_DEFAULT@,$LDFLAGS_DEFAULT,;t t
-s,@XFT_CFLAGS@,$XFT_CFLAGS,;t t
-s,@XFT_LIBS@,$XFT_LIBS,;t t
-s,@UNIX_FONT_OBJS@,$UNIX_FONT_OBJS,;t t
-s,@TK_VERSION@,$TK_VERSION,;t t
-s,@TK_MAJOR_VERSION@,$TK_MAJOR_VERSION,;t t
-s,@TK_MINOR_VERSION@,$TK_MINOR_VERSION,;t t
-s,@TK_PATCH_LEVEL@,$TK_PATCH_LEVEL,;t t
-s,@TK_YEAR@,$TK_YEAR,;t t
-s,@TK_LIB_FILE@,$TK_LIB_FILE,;t t
-s,@TK_LIB_FLAG@,$TK_LIB_FLAG,;t t
-s,@TK_LIB_SPEC@,$TK_LIB_SPEC,;t t
-s,@TK_STUB_LIB_FILE@,$TK_STUB_LIB_FILE,;t t
-s,@TK_STUB_LIB_FLAG@,$TK_STUB_LIB_FLAG,;t t
-s,@TK_STUB_LIB_SPEC@,$TK_STUB_LIB_SPEC,;t t
-s,@TK_STUB_LIB_PATH@,$TK_STUB_LIB_PATH,;t t
-s,@TK_INCLUDE_SPEC@,$TK_INCLUDE_SPEC,;t t
-s,@TK_BUILD_STUB_LIB_SPEC@,$TK_BUILD_STUB_LIB_SPEC,;t t
-s,@TK_BUILD_STUB_LIB_PATH@,$TK_BUILD_STUB_LIB_PATH,;t t
-s,@TK_SRC_DIR@,$TK_SRC_DIR,;t t
-s,@TK_SHARED_BUILD@,$TK_SHARED_BUILD,;t t
-s,@LD_LIBRARY_PATH_VAR@,$LD_LIBRARY_PATH_VAR,;t t
-s,@TK_BUILD_LIB_SPEC@,$TK_BUILD_LIB_SPEC,;t t
-s,@TCL_STUB_FLAGS@,$TCL_STUB_FLAGS,;t t
-s,@XINCLUDES@,$XINCLUDES,;t t
-s,@XLIBSW@,$XLIBSW,;t t
-s,@LOCALES@,$LOCALES,;t t
-s,@TK_WINDOWINGSYSTEM@,$TK_WINDOWINGSYSTEM,;t t
-s,@TK_PKG_DIR@,$TK_PKG_DIR,;t t
-s,@TK_LIBRARY@,$TK_LIBRARY,;t t
-s,@LIB_RUNTIME_DIR@,$LIB_RUNTIME_DIR,;t t
-s,@PRIVATE_INCLUDE_DIR@,$PRIVATE_INCLUDE_DIR,;t t
-s,@HTML_DIR@,$HTML_DIR,;t t
-s,@EXTRA_CC_SWITCHES@,$EXTRA_CC_SWITCHES,;t t
-s,@EXTRA_APP_CC_SWITCHES@,$EXTRA_APP_CC_SWITCHES,;t t
-s,@EXTRA_INSTALL@,$EXTRA_INSTALL,;t t
-s,@EXTRA_INSTALL_BINARIES@,$EXTRA_INSTALL_BINARIES,;t t
-s,@EXTRA_BUILD_HTML@,$EXTRA_BUILD_HTML,;t t
-s,@EXTRA_WISH_LIBS@,$EXTRA_WISH_LIBS,;t t
-s,@CFBUNDLELOCALIZATIONS@,$CFBUNDLELOCALIZATIONS,;t t
-s,@TK_RSRC_FILE@,$TK_RSRC_FILE,;t t
-s,@WISH_RSRC_FILE@,$WISH_RSRC_FILE,;t t
-s,@LIB_RSRC_FILE@,$LIB_RSRC_FILE,;t t
-s,@APP_RSRC_FILE@,$APP_RSRC_FILE,;t t
-s,@REZ@,$REZ,;t t
-s,@REZ_FLAGS@,$REZ_FLAGS,;t t
-s,@LTLIBOBJS@,$LTLIBOBJS,;t t
-CEOF
-
-_ACEOF
-
-  cat >>$CONFIG_STATUS <<\_ACEOF
-  # Split the substitutions into bite-sized pieces for seds with
-  # small command number limits, like on Digital OSF/1 and HP-UX.
-  ac_max_sed_lines=48
-  ac_sed_frag=1 # Number of current file.
-  ac_beg=1 # First line for current file.
-  ac_end=$ac_max_sed_lines # Line after last line for current file.
-  ac_more_lines=:
-  ac_sed_cmds=
-  while $ac_more_lines; do
-    if test $ac_beg -gt 1; then
-      sed "1,${ac_beg}d; ${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
-    else
-      sed "${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
-    fi
-    if test ! -s $tmp/subs.frag; then
-      ac_more_lines=false
-    else
-      # The purpose of the label and of the branching condition is to
-      # speed up the sed processing (if there are no `@' at all, there
-      # is no need to browse any of the substitutions).
-      # These are the two extra sed commands mentioned above.
-      (echo ':t
-  /@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat $tmp/subs.frag) >$tmp/subs-$ac_sed_frag.sed
-      if test -z "$ac_sed_cmds"; then
-	ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed"
-      else
-	ac_sed_cmds="$ac_sed_cmds | sed -f $tmp/subs-$ac_sed_frag.sed"
-      fi
-      ac_sed_frag=`expr $ac_sed_frag + 1`
-      ac_beg=$ac_end
-      ac_end=`expr $ac_end + $ac_max_sed_lines`
+
+eval set X "  :F $CONFIG_FILES      :C $CONFIG_COMMANDS"
+shift
+for ac_tag
+do
+  case $ac_tag in
+  :[FHLC]) ac_mode=$ac_tag; continue;;
+  esac
+  case $ac_mode$ac_tag in
+  :[FHL]*:*);;
+  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
+  :[FH]-) ac_tag=-:-;;
+  :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
+  esac
+  ac_save_IFS=$IFS
+  IFS=:
+  set x $ac_tag
+  IFS=$ac_save_IFS
+  shift
+  ac_file=$1
+  shift
+
+  case $ac_mode in
+  :L) ac_source=$1;;
+  :[FH])
+    ac_file_inputs=
+    for ac_f
+    do
+      case $ac_f in
+      -) ac_f="$ac_tmp/stdin";;
+      *) # Look for the file first in the build tree, then in the source tree
+	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
+	 # because $ac_f cannot contain `:'.
+	 test -f "$ac_f" ||
+	   case $ac_f in
+	   [\\/$]*) false;;
+	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
+	   esac ||
+	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
+      esac
+      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
+      as_fn_append ac_file_inputs " '$ac_f'"
+    done
+
+    # Let's still pretend it is `configure' which instantiates (i.e., don't
+    # use $as_me), people would be surprised to read:
+    #    /* config.h.  Generated by config.status.  */
+    configure_input='Generated from '`
+	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
+	`' by configure.'
+    if test x"$ac_file" != x-; then
+      configure_input="$ac_file.  $configure_input"
+      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
+$as_echo "$as_me: creating $ac_file" >&6;}
     fi
-  done
-  if test -z "$ac_sed_cmds"; then
-    ac_sed_cmds=cat
-  fi
-fi # test -n "$CONFIG_FILES"
+    # Neutralize special characters interpreted by sed in replacement strings.
+    case $configure_input in #(
+    *\&* | *\|* | *\\* )
+       ac_sed_conf_input=`$as_echo "$configure_input" |
+       sed 's/[\\\\&|]/\\\\&/g'`;; #(
+    *) ac_sed_conf_input=$configure_input;;
+    esac
 
-_ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF
-for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue
-  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
-  case $ac_file in
-  - | *:- | *:-:* ) # input from stdin
-	cat >$tmp/stdin
-	ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
-	ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
-  *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
-	ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
-  * )   ac_file_in=$ac_file.in ;;
+    case $ac_tag in
+    *:-:* | *:-) cat >"$ac_tmp/stdin" \
+      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
+    esac
+    ;;
   esac
 
-  # Compute @srcdir@, @top_srcdir@, and @INSTALL@ for subdirectories.
-  ac_dir=`(dirname "$ac_file") 2>/dev/null ||
+  ac_dir=`$as_dirname -- "$ac_file" ||
 $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
-	 X"$ac_file" : 'X\(/\)' \| \
-	 .     : '\(.\)' 2>/dev/null ||
-echo X"$ac_file" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
-  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
-  	  /^X\(\/\/\)$/{ s//\1/; q; }
-  	  /^X\(\/\).*/{ s//\1/; q; }
-  	  s/.*/./; q'`
-  { if $as_mkdir_p; then
-    mkdir -p "$ac_dir"
-  else
-    as_dir="$ac_dir"
-    as_dirs=
-    while test ! -d "$as_dir"; do
-      as_dirs="$as_dir $as_dirs"
-      as_dir=`(dirname "$as_dir") 2>/dev/null ||
-$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$as_dir" : 'X\(//\)[^/]' \| \
-	 X"$as_dir" : 'X\(//\)$' \| \
-	 X"$as_dir" : 'X\(/\)' \| \
-	 .     : '\(.\)' 2>/dev/null ||
-echo X"$as_dir" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
-  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
-  	  /^X\(\/\/\)$/{ s//\1/; q; }
-  	  /^X\(\/\).*/{ s//\1/; q; }
-  	  s/.*/./; q'`
-    done
-    test ! -n "$as_dirs" || mkdir $as_dirs
-  fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
-echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
-   { (exit 1); exit 1; }; }; }
-
+	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
+$as_echo X"$ac_file" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)[^/].*/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\/\)$/{
+	    s//\1/
+	    q
+	  }
+	  /^X\(\/\).*/{
+	    s//\1/
+	    q
+	  }
+	  s/.*/./; q'`
+  as_dir="$ac_dir"; as_fn_mkdir_p
   ac_builddir=.
 
-if test "$ac_dir" != .; then
-  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
-  # A "../" for each directory in $ac_dir_suffix.
-  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
-else
-  ac_dir_suffix= ac_top_builddir=
-fi
+case "$ac_dir" in
+.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
+*)
+  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
+  # A ".." for each directory in $ac_dir_suffix.
+  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
+  case $ac_top_builddir_sub in
+  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
+  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
+  esac ;;
+esac
+ac_abs_top_builddir=$ac_pwd
+ac_abs_builddir=$ac_pwd$ac_dir_suffix
+# for backward compatibility:
+ac_top_builddir=$ac_top_build_prefix
 
 case $srcdir in
-  .)  # No --srcdir option.  We are building in place.
+  .)  # We are building in place.
     ac_srcdir=.
-    if test -z "$ac_top_builddir"; then
-       ac_top_srcdir=.
-    else
-       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
-    fi ;;
-  [\\/]* | ?:[\\/]* )  # Absolute path.
+    ac_top_srcdir=$ac_top_builddir_sub
+    ac_abs_top_srcdir=$ac_pwd ;;
+  [\\/]* | ?:[\\/]* )  # Absolute name.
     ac_srcdir=$srcdir$ac_dir_suffix;
-    ac_top_srcdir=$srcdir ;;
-  *) # Relative path.
-    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
-    ac_top_srcdir=$ac_top_builddir$srcdir ;;
+    ac_top_srcdir=$srcdir
+    ac_abs_top_srcdir=$srcdir ;;
+  *) # Relative name.
+    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_build_prefix$srcdir
+    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
 esac
+ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 
-# Do not use `cd foo && pwd` to compute absolute paths, because
-# the directories may not exist.
-case `pwd` in
-.) ac_abs_builddir="$ac_dir";;
-*)
-  case "$ac_dir" in
-  .) ac_abs_builddir=`pwd`;;
-  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
-  *) ac_abs_builddir=`pwd`/"$ac_dir";;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_top_builddir=${ac_top_builddir}.;;
-*)
-  case ${ac_top_builddir}. in
-  .) ac_abs_top_builddir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
-  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_srcdir=$ac_srcdir;;
-*)
-  case $ac_srcdir in
-  .) ac_abs_srcdir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
-  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_top_srcdir=$ac_top_srcdir;;
-*)
-  case $ac_top_srcdir in
-  .) ac_abs_top_srcdir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
-  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
-  esac;;
-esac
 
+  case $ac_mode in
+  :F)
+  #
+  # CONFIG_FILE
+  #
 
+_ACEOF
 
-  if test x"$ac_file" != x-; then
-    { echo "$as_me:$LINENO: creating $ac_file" >&5
-echo "$as_me: creating $ac_file" >&6;}
-    rm -f "$ac_file"
-  fi
-  # Let's still pretend it is `configure' which instantiates (i.e., don't
-  # use $as_me), people would be surprised to read:
-  #    /* config.h.  Generated by config.status.  */
-  if test x"$ac_file" = x-; then
-    configure_input=
-  else
-    configure_input="$ac_file.  "
-  fi
-  configure_input=$configure_input"Generated from `echo $ac_file_in |
-				     sed 's,.*/,,'` by configure."
-
-  # First look for the input files in the build tree, otherwise in the
-  # src tree.
-  ac_file_inputs=`IFS=:
-    for f in $ac_file_in; do
-      case $f in
-      -) echo $tmp/stdin ;;
-      [\\/$]*)
-	 # Absolute (can't be DOS-style, as IFS=:)
-	 test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
-echo "$as_me: error: cannot find input file: $f" >&2;}
-   { (exit 1); exit 1; }; }
-	 echo "$f";;
-      *) # Relative
-	 if test -f "$f"; then
-	   # Build tree
-	   echo "$f"
-	 elif test -f "$srcdir/$f"; then
-	   # Source tree
-	   echo "$srcdir/$f"
-	 else
-	   # /dev/null tree
-	   { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
-echo "$as_me: error: cannot find input file: $f" >&2;}
-   { (exit 1); exit 1; }; }
-	 fi;;
-      esac
-    done` || { (exit 1); exit 1; }
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+# If the template does not know about datarootdir, expand it.
+# FIXME: This hack should be removed a few years after 2.60.
+ac_datarootdir_hack=; ac_datarootdir_seen=
+ac_sed_dataroot='
+/datarootdir/ {
+  p
+  q
+}
+/@datadir@/p
+/@docdir@/p
+/@infodir@/p
+/@localedir@/p
+/@mandir@/p'
+case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
+*datarootdir*) ac_datarootdir_seen=yes;;
+*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
+$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
+_ACEOF
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+  ac_datarootdir_hack='
+  s&@datadir@&$datadir&g
+  s&@docdir@&$docdir&g
+  s&@infodir@&$infodir&g
+  s&@localedir@&$localedir&g
+  s&@mandir@&$mandir&g
+  s&\\\${datarootdir}&$datarootdir&g' ;;
+esac
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF
-  sed "$ac_vpsub
+
+# Neutralize VPATH when `$srcdir' = `.'.
+# Shell code in configure.ac might set extrasub.
+# FIXME: do we really want to maintain this feature?
+cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+ac_sed_extra="$ac_vpsub
 $extrasub
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 :t
 /@[a-zA-Z_][a-zA-Z_0-9]*@/!b
-s,@configure_input@,$configure_input,;t t
-s,@srcdir@,$ac_srcdir,;t t
-s,@abs_srcdir@,$ac_abs_srcdir,;t t
-s,@top_srcdir@,$ac_top_srcdir,;t t
-s,@abs_top_srcdir@,$ac_abs_top_srcdir,;t t
-s,@builddir@,$ac_builddir,;t t
-s,@abs_builddir@,$ac_abs_builddir,;t t
-s,@top_builddir@,$ac_top_builddir,;t t
-s,@abs_top_builddir@,$ac_abs_top_builddir,;t t
-" $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out
-  rm -f $tmp/stdin
-  if test x"$ac_file" != x-; then
-    mv $tmp/out $ac_file
-  else
-    cat $tmp/out
-    rm -f $tmp/out
-  fi
-
-done
-_ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF
-
-#
-# CONFIG_COMMANDS section.
-#
-for ac_file in : $CONFIG_COMMANDS; do test "x$ac_file" = x: && continue
-  ac_dest=`echo "$ac_file" | sed 's,:.*,,'`
-  ac_source=`echo "$ac_file" | sed 's,[^:]*:,,'`
-  ac_dir=`(dirname "$ac_dest") 2>/dev/null ||
-$as_expr X"$ac_dest" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$ac_dest" : 'X\(//\)[^/]' \| \
-	 X"$ac_dest" : 'X\(//\)$' \| \
-	 X"$ac_dest" : 'X\(/\)' \| \
-	 .     : '\(.\)' 2>/dev/null ||
-echo X"$ac_dest" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
-  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
-  	  /^X\(\/\/\)$/{ s//\1/; q; }
-  	  /^X\(\/\).*/{ s//\1/; q; }
-  	  s/.*/./; q'`
-  { if $as_mkdir_p; then
-    mkdir -p "$ac_dir"
-  else
-    as_dir="$ac_dir"
-    as_dirs=
-    while test ! -d "$as_dir"; do
-      as_dirs="$as_dir $as_dirs"
-      as_dir=`(dirname "$as_dir") 2>/dev/null ||
-$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$as_dir" : 'X\(//\)[^/]' \| \
-	 X"$as_dir" : 'X\(//\)$' \| \
-	 X"$as_dir" : 'X\(/\)' \| \
-	 .     : '\(.\)' 2>/dev/null ||
-echo X"$as_dir" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
-  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
-  	  /^X\(\/\/\)$/{ s//\1/; q; }
-  	  /^X\(\/\).*/{ s//\1/; q; }
-  	  s/.*/./; q'`
-    done
-    test ! -n "$as_dirs" || mkdir $as_dirs
-  fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
-echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
-   { (exit 1); exit 1; }; }; }
-
-  ac_builddir=.
-
-if test "$ac_dir" != .; then
-  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
-  # A "../" for each directory in $ac_dir_suffix.
-  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
-else
-  ac_dir_suffix= ac_top_builddir=
-fi
+s|@configure_input@|$ac_sed_conf_input|;t t
+s&@top_builddir@&$ac_top_builddir_sub&;t t
+s&@top_build_prefix@&$ac_top_build_prefix&;t t
+s&@srcdir@&$ac_srcdir&;t t
+s&@abs_srcdir@&$ac_abs_srcdir&;t t
+s&@top_srcdir@&$ac_top_srcdir&;t t
+s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t
+s&@builddir@&$ac_builddir&;t t
+s&@abs_builddir@&$ac_abs_builddir&;t t
+s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
+$ac_datarootdir_hack
+"
+eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
+  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+
+test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
+  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
+  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
+      "$ac_tmp/out"`; test -z "$ac_out"; } &&
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+which seems to be undefined.  Please make sure it is defined" >&5
+$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
+which seems to be undefined.  Please make sure it is defined" >&2;}
+
+  rm -f "$ac_tmp/stdin"
+  case $ac_file in
+  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
+  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
+  esac \
+  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
+ ;;
 
-case $srcdir in
-  .)  # No --srcdir option.  We are building in place.
-    ac_srcdir=.
-    if test -z "$ac_top_builddir"; then
-       ac_top_srcdir=.
-    else
-       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
-    fi ;;
-  [\\/]* | ?:[\\/]* )  # Absolute path.
-    ac_srcdir=$srcdir$ac_dir_suffix;
-    ac_top_srcdir=$srcdir ;;
-  *) # Relative path.
-    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
-    ac_top_srcdir=$ac_top_builddir$srcdir ;;
-esac
 
-# Do not use `cd foo && pwd` to compute absolute paths, because
-# the directories may not exist.
-case `pwd` in
-.) ac_abs_builddir="$ac_dir";;
-*)
-  case "$ac_dir" in
-  .) ac_abs_builddir=`pwd`;;
-  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
-  *) ac_abs_builddir=`pwd`/"$ac_dir";;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_top_builddir=${ac_top_builddir}.;;
-*)
-  case ${ac_top_builddir}. in
-  .) ac_abs_top_builddir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
-  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_srcdir=$ac_srcdir;;
-*)
-  case $ac_srcdir in
-  .) ac_abs_srcdir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
-  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
-  esac;;
-esac
-case $ac_abs_builddir in
-.) ac_abs_top_srcdir=$ac_top_srcdir;;
-*)
-  case $ac_top_srcdir in
-  .) ac_abs_top_srcdir=$ac_abs_builddir;;
-  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
-  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
-  esac;;
-esac
+  :C)  { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
+$as_echo "$as_me: executing $ac_file commands" >&6;}
+ ;;
+  esac
 
 
-  { echo "$as_me:$LINENO: executing $ac_dest commands" >&5
-echo "$as_me: executing $ac_dest commands" >&6;}
-  case $ac_dest in
-    Tk.framework ) n=Tk &&
+  case $ac_file$ac_mode in
+    "Tk.framework":C) n=Tk &&
         f=$n.framework && v=Versions/$VERSION &&
         rm -rf $f && mkdir -p $f/$v/Resources &&
         ln -s $v/$n $v/Resources $f && ln -s ../../../$n $f/$v &&
@@ -12242,17 +9956,18 @@ echo "$as_me: executing $ac_dest commands" >&6;}
         if test $tk_aqua = yes; then ln -s ../../../../$n.rsrc $f/$v/Resources; fi &&
         unset n f v
      ;;
+
   esac
-done
-_ACEOF
+done # for ac_tag
 
-cat >>$CONFIG_STATUS <<\_ACEOF
 
-{ (exit 0); exit 0; }
+as_fn_exit 0
 _ACEOF
-chmod +x $CONFIG_STATUS
 ac_clean_files=$ac_clean_files_save
 
+test $ac_write_fail = 0 ||
+  as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
+
 
 # configure is writing to config.log, and then calls config.status.
 # config.status does its own redirection, appending to config.log.
@@ -12272,7 +9987,11 @@ if test "$no_create" != yes; then
   exec 5>>config.log
   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
   # would make configure fail if this is the last instruction.
-  $ac_cs_success || { (exit 1); exit 1; }
+  $ac_cs_success || as_fn_exit 1
+fi
+if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
+  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
+$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
 fi
 
 
diff --git a/unix/configure.in b/unix/configure.in
index 8242c7b..a313d32 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -682,8 +682,9 @@ if test "`uname -s`" = "Darwin" ; then
     echo "$LDFLAGS " | grep -q -- '-prebind ' && TK_SHLIB_LD_EXTRAS="${TK_SHLIB_LD_EXTRAS}"' -seg1addr 0xb000000'
     TK_SHLIB_LD_EXTRAS="${TK_SHLIB_LD_EXTRAS}"' -sectcreate __TEXT __info_plist Tk-Info.plist'
     EXTRA_WISH_LIBS='-sectcreate __TEXT __info_plist Wish-Info.plist'
+    EXTRA_WISH_LIBS=${EXTRA_WISH_LIBS}' -sectcreate __TEXT __credits_html Credits.html'
     EXTRA_APP_CC_SWITCHES="${EXTRA_APP_CC_SWITCHES}"' -mdynamic-no-pic'
-    AC_CONFIG_FILES([Tk-Info.plist:../macosx/Tk-Info.plist.in Wish-Info.plist:../macosx/Wish-Info.plist.in])
+    AC_CONFIG_FILES([Tk-Info.plist:../macosx/Tk-Info.plist.in Wish-Info.plist:../macosx/Wish-Info.plist.in Credits.html:../macosx/Credits.html.in])
     for l in ${LOCALES}; do CFBUNDLELOCALIZATIONS="${CFBUNDLELOCALIZATIONS}<string>$l</string>"; done
     TK_YEAR="`date +%Y`"
 fi
@@ -720,6 +721,7 @@ if test "$FRAMEWORK_BUILD" = "1" ; then
     EXTRA_INSTALL="install-private-headers html-tk"
     EXTRA_BUILD_HTML='@ln -fs contents.htm "$(HTML_INSTALL_DIR)"/TkTOC.html'
     EXTRA_INSTALL_BINARIES='@echo "Installing Info.plist to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA_DIR) "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Tk-Info.plist "$(LIB_INSTALL_DIR)/Resources/Info.plist"'
+    EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Credits.html to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA_DIR) "$(LIB_INSTALL_DIR)/Resources" && $(INSTALL_DATA) Credits.html "$(LIB_INSTALL_DIR)/Resources"'
     EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing license.terms to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA) "$(TOP_DIR)/license.terms" "$(LIB_INSTALL_DIR)/Resources"'
     if test $tk_aqua = yes; then
 	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Images to $(LIB_INSTALL_DIR)/Resources/" && $(INSTALL_DATA_DIR) "$(LIB_INSTALL_DIR)/Resources" && for i in Tk.tiff Tk.icns; do $(INSTALL_DATA) "$(MAC_OSX_DIR)/$$i" "$(LIB_INSTALL_DIR)/Resources"; done'
@@ -729,6 +731,7 @@ if test "$FRAMEWORK_BUILD" = "1" ; then
 	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Wish.icns to $(BIN_INSTALL_DIR)/../Resources" && $(INSTALL_DATA_DIR) "$(BIN_INSTALL_DIR)/../Resources"'
 	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && $(INSTALL_DATA) "$(MAC_OSX_DIR)/Tk.icns" "$(BIN_INSTALL_DIR)/../Resources/Wish.icns"'
 	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Wish.sdef to $(BIN_INSTALL_DIR)/../Resources" && $(INSTALL_DATA) "$(MAC_OSX_DIR)/Wish.sdef" "$(BIN_INSTALL_DIR)/../Resources"'
+	EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Installing Credits.html to $(BIN_INSTALL_DIR)/../Resources" && $(INSTALL_DATA) Credits.html "$(BIN_INSTALL_DIR)/../Resources"'
     fi
     EXTRA_INSTALL_BINARIES="$EXTRA_INSTALL_BINARIES"' && echo "Finalizing Tk.framework" && rm -f "$(LIB_INSTALL_DIR)/../Current" && ln -s "$(VERSION)" "$(LIB_INSTALL_DIR)/../Current" && for f in "$(LIB_FILE)" tkConfig.sh Resources Headers PrivateHeaders; do rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/Current/$$f" "$(LIB_INSTALL_DIR)/../.."; done && f="$(STUB_LIB_FILE)" && rm -f "$(LIB_INSTALL_DIR)/../../$$f" && ln -s "Versions/$(VERSION)/$$f" "$(LIB_INSTALL_DIR)/../.."'
     # Don't use AC_DEFINE for the following as the framework version define
-- 
cgit v0.12


From ff890fed7c252e3ffcf2caef046aff7f6d39ee58 Mon Sep 17 00:00:00 2001
From: "jan.nijtmans" <nijtmans@users.sourceforge.net>
Date: Fri, 6 Nov 2020 15:53:26 +0000
Subject: re-generate configure script with (locally modified) autoconf-2.59

---
 unix/configure | 11145 +++++++++++++++++++++++++++++++++----------------------
 1 file changed, 6715 insertions(+), 4430 deletions(-)

diff --git a/unix/configure b/unix/configure
index 0230827..4be5c70 100755
--- a/unix/configure
+++ b/unix/configure
@@ -1,459 +1,81 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.69 for tk 8.6.
-#
-#
-# Copyright (C) 1992-1996, 1998-2012 Free Software Foundation, Inc.
-#
+# Generated by GNU Autoconf 2.59 for tk 8.6.
 #
+# Copyright (C) 2003 Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
-## -------------------- ##
-## M4sh Initialization. ##
-## -------------------- ##
+## --------------------- ##
+## M4sh Initialization.  ##
+## --------------------- ##
 
-# Be more Bourne compatible
-DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+# Be Bourne compatible
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
+  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
-  setopt NO_GLOB_SUBST
-else
-  case `(set -o) 2>/dev/null` in #(
-  *posix*) :
-    set -o posix ;; #(
-  *) :
-     ;;
-esac
-fi
-
-
-as_nl='
-'
-export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
+elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
+  set -o posix
 fi
+DUALCASE=1; export DUALCASE # for MKS sh
 
-# The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
-  PATH_SEPARATOR=:
-  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
-    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
-      PATH_SEPARATOR=';'
-  }
+# Support unset when possible.
+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
+  as_unset=unset
+else
+  as_unset=false
 fi
 
 
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
-# Find who we are.  Look in the path if we contain no directory separator.
-as_myself=
-case $0 in #((
-  *[\\/]* ) as_myself=$0 ;;
-  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
-  done
-IFS=$as_save_IFS
-
-     ;;
-esac
-# We did not find ourselves, most probably we were run as `sh COMMAND'
-# in which case we are not to be found in the path.
-if test "x$as_myself" = x; then
-  as_myself=$0
-fi
-if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
-  exit 1
-fi
-
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
+# Work around bugs in pre-3.0 UWIN ksh.
+$as_unset ENV MAIL MAILPATH
 PS1='$ '
 PS2='> '
 PS4='+ '
 
 # NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
-
-# Use a proper internal environment variable to ensure we don't fall
-  # into an infinite loop, continuously re-executing ourselves.
-  if test x"${_as_can_reexec}" != xno && test "x$CONFIG_SHELL" != x; then
-    _as_can_reexec=no; export _as_can_reexec;
-    # We cannot yet assume a decent shell, so we have to provide a
-# neutralization value for shells without unset; and this also
-# works around shells that cannot unset nonexistent variables.
-# Preserve -v and -x to the replacement shell.
-BASH_ENV=/dev/null
-ENV=/dev/null
-(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
-case $- in # ((((
-  *v*x* | *x*v* ) as_opts=-vx ;;
-  *v* ) as_opts=-v ;;
-  *x* ) as_opts=-x ;;
-  * ) as_opts= ;;
-esac
-exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
-# Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
-as_fn_exit 255
-  fi
-  # We don't want this to propagate to other subprocesses.
-          { _as_can_reexec=; unset _as_can_reexec;}
-if test "x$CONFIG_SHELL" = x; then
-  as_bourne_compatible="if test -n \"\${ZSH_VERSION+set}\" && (emulate sh) >/dev/null 2>&1; then :
-  emulate sh
-  NULLCMD=:
-  # Pre-4.2 versions of Zsh do word splitting on \${1+\"\$@\"}, which
-  # is contrary to our usage.  Disable this feature.
-  alias -g '\${1+\"\$@\"}'='\"\$@\"'
-  setopt NO_GLOB_SUBST
-else
-  case \`(set -o) 2>/dev/null\` in #(
-  *posix*) :
-    set -o posix ;; #(
-  *) :
-     ;;
-esac
-fi
-"
-  as_required="as_fn_return () { (exit \$1); }
-as_fn_success () { as_fn_return 0; }
-as_fn_failure () { as_fn_return 1; }
-as_fn_ret_success () { return 0; }
-as_fn_ret_failure () { return 1; }
-
-exitcode=0
-as_fn_success || { exitcode=1; echo as_fn_success failed.; }
-as_fn_failure && { exitcode=1; echo as_fn_failure succeeded.; }
-as_fn_ret_success || { exitcode=1; echo as_fn_ret_success failed.; }
-as_fn_ret_failure && { exitcode=1; echo as_fn_ret_failure succeeded.; }
-if ( set x; as_fn_ret_success y && test x = \"\$1\" ); then :
-
-else
-  exitcode=1; echo positional parameters were not saved.
-fi
-test x\$exitcode = x0 || exit 1
-test -x / || exit 1"
-  as_suggested="  as_lineno_1=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_1a=\$LINENO
-  as_lineno_2=";as_suggested=$as_suggested$LINENO;as_suggested=$as_suggested" as_lineno_2a=\$LINENO
-  eval 'test \"x\$as_lineno_1'\$as_run'\" != \"x\$as_lineno_2'\$as_run'\" &&
-  test \"x\`expr \$as_lineno_1'\$as_run' + 1\`\" = \"x\$as_lineno_2'\$as_run'\"' || exit 1
-test \$(( 1 + 1 )) = 2 || exit 1"
-  if (eval "$as_required") 2>/dev/null; then :
-  as_have_required=yes
-else
-  as_have_required=no
-fi
-  if test x$as_have_required = xyes && (eval "$as_suggested") 2>/dev/null; then :
-
-else
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-as_found=false
-for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+for as_var in \
+  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+  LC_TELEPHONE LC_TIME
 do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-  as_found=:
-  case $as_dir in #(
-	 /*)
-	   for as_base in sh bash ksh sh5; do
-	     # Try only shells that exist, to save several forks.
-	     as_shell=$as_dir/$as_base
-	     if { test -f "$as_shell" || test -f "$as_shell.exe"; } &&
-		    { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$as_shell"; } 2>/dev/null; then :
-  CONFIG_SHELL=$as_shell as_have_required=yes
-		   if { $as_echo "$as_bourne_compatible""$as_suggested" | as_run=a "$as_shell"; } 2>/dev/null; then :
-  break 2
-fi
-fi
-	   done;;
-       esac
-  as_found=false
-done
-$as_found || { if { test -f "$SHELL" || test -f "$SHELL.exe"; } &&
-	      { $as_echo "$as_bourne_compatible""$as_required" | as_run=a "$SHELL"; } 2>/dev/null; then :
-  CONFIG_SHELL=$SHELL as_have_required=yes
-fi; }
-IFS=$as_save_IFS
-
-
-      if test "x$CONFIG_SHELL" != x; then :
-  export CONFIG_SHELL
-             # We cannot yet assume a decent shell, so we have to provide a
-# neutralization value for shells without unset; and this also
-# works around shells that cannot unset nonexistent variables.
-# Preserve -v and -x to the replacement shell.
-BASH_ENV=/dev/null
-ENV=/dev/null
-(unset BASH_ENV) >/dev/null 2>&1 && unset BASH_ENV ENV
-case $- in # ((((
-  *v*x* | *x*v* ) as_opts=-vx ;;
-  *v* ) as_opts=-v ;;
-  *x* ) as_opts=-x ;;
-  * ) as_opts= ;;
-esac
-exec $CONFIG_SHELL $as_opts "$as_myself" ${1+"$@"}
-# Admittedly, this is quite paranoid, since all the known shells bail
-# out after a failed `exec'.
-$as_echo "$0: could not re-execute with $CONFIG_SHELL" >&2
-exit 255
-fi
-
-    if test x$as_have_required = xno; then :
-  $as_echo "$0: This script requires a shell more modern than all"
-  $as_echo "$0: the shells that I found on your system."
-  if test x${ZSH_VERSION+set} = xset ; then
-    $as_echo "$0: In particular, zsh $ZSH_VERSION has bugs and should"
-    $as_echo "$0: be upgraded to zsh 4.3.4 or later."
+  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
+    eval $as_var=C; export $as_var
   else
-    $as_echo "$0: Please tell bug-autoconf@gnu.org about your system,
-$0: including any error possibly output before this
-$0: message. Then install a modern shell, or manually run
-$0: the script under such a shell if you do have one."
-  fi
-  exit 1
-fi
-fi
-fi
-SHELL=${CONFIG_SHELL-/bin/sh}
-export SHELL
-# Unset more variables known to interfere with behavior of common tools.
-CLICOLOR_FORCE= GREP_OPTIONS=
-unset CLICOLOR_FORCE GREP_OPTIONS
-
-## --------------------- ##
-## M4sh Shell Functions. ##
-## --------------------- ##
-# as_fn_unset VAR
-# ---------------
-# Portably unset VAR.
-as_fn_unset ()
-{
-  { eval $1=; unset $1;}
-}
-as_unset=as_fn_unset
-
-# as_fn_set_status STATUS
-# -----------------------
-# Set $? to STATUS, without forking.
-as_fn_set_status ()
-{
-  return $1
-} # as_fn_set_status
-
-# as_fn_exit STATUS
-# -----------------
-# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
-as_fn_exit ()
-{
-  set +e
-  as_fn_set_status $1
-  exit $1
-} # as_fn_exit
-
-# as_fn_mkdir_p
-# -------------
-# Create "$as_dir" as a directory, including parents if necessary.
-as_fn_mkdir_p ()
-{
-
-  case $as_dir in #(
-  -*) as_dir=./$as_dir;;
-  esac
-  test -d "$as_dir" || eval $as_mkdir_p || {
-    as_dirs=
-    while :; do
-      case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
-      *) as_qdir=$as_dir;;
-      esac
-      as_dirs="'$as_qdir' $as_dirs"
-      as_dir=`$as_dirname -- "$as_dir" ||
-$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$as_dir" : 'X\(//\)[^/]' \| \
-	 X"$as_dir" : 'X\(//\)$' \| \
-	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)[^/].*/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
-      test -d "$as_dir" && break
-    done
-    test -z "$as_dirs" || eval "mkdir $as_dirs"
-  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
-
-
-} # as_fn_mkdir_p
-
-# as_fn_executable_p FILE
-# -----------------------
-# Test if FILE is an executable regular file.
-as_fn_executable_p ()
-{
-  test -f "$1" && test -x "$1"
-} # as_fn_executable_p
-# as_fn_append VAR VALUE
-# ----------------------
-# Append the text in VALUE to the end of the definition contained in VAR. Take
-# advantage of any shell optimizations that allow amortized linear growth over
-# repeated appends, instead of the typical quadratic growth present in naive
-# implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
-  eval 'as_fn_append ()
-  {
-    eval $1+=\$2
-  }'
-else
-  as_fn_append ()
-  {
-    eval $1=\$$1\$2
-  }
-fi # as_fn_append
-
-# as_fn_arith ARG...
-# ------------------
-# Perform arithmetic evaluation on the ARGs, and store the result in the
-# global $as_val. Take advantage of shells that can avoid forks. The arguments
-# must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
-  eval 'as_fn_arith ()
-  {
-    as_val=$(( $* ))
-  }'
-else
-  as_fn_arith ()
-  {
-    as_val=`expr "$@" || test $? -eq 1`
-  }
-fi # as_fn_arith
-
-
-# as_fn_error STATUS ERROR [LINENO LOG_FD]
-# ----------------------------------------
-# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
-# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
-# script with STATUS, using 1 if that was 0.
-as_fn_error ()
-{
-  as_status=$1; test $as_status -eq 0 && as_status=1
-  if test "$4"; then
-    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+    $as_unset $as_var
   fi
-  $as_echo "$as_me: error: $2" >&2
-  as_fn_exit $as_status
-} # as_fn_error
+done
 
-if expr a : '\(a\)' >/dev/null 2>&1 &&
-   test "X`expr 00001 : '.*\(...\)'`" = X001; then
+# Required to use basename.
+if expr a : '\(a\)' >/dev/null 2>&1; then
   as_expr=expr
 else
   as_expr=false
 fi
 
-if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
+if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
   as_basename=basename
 else
   as_basename=false
 fi
 
-if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
-  as_dirname=dirname
-else
-  as_dirname=false
-fi
 
-as_me=`$as_basename -- "$0" ||
+# Name of the executable.
+as_me=`$as_basename "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
-	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
-    sed '/^.*\/\([^/][^/]*\)\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\/\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\/\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
+	 X"$0" : 'X\(/\)$' \| \
+	 .     : '\(.\)' 2>/dev/null ||
+echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
+  	  /^X\/\(\/\/\)$/{ s//\1/; q; }
+  	  /^X\/\(\/\).*/{ s//\1/; q; }
+  	  s/.*/./; q'`
 
+
+# PATH needs CR, and LINENO needs CR and PATH.
 # Avoid depending upon Character Ranges.
 as_cr_letters='abcdefghijklmnopqrstuvwxyz'
 as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
@@ -461,91 +83,146 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  echo "#! /bin/sh" >conf$$.sh
+  echo  "exit 0"   >>conf$$.sh
+  chmod +x conf$$.sh
+  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
+    PATH_SEPARATOR=';'
+  else
+    PATH_SEPARATOR=:
+  fi
+  rm -f conf$$.sh
+fi
+
+
+  as_lineno_1=$LINENO
+  as_lineno_2=$LINENO
+  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+  test "x$as_lineno_1" != "x$as_lineno_2" &&
+  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
+  # Find who we are.  Look in the path if we contain no path at all
+  # relative or not.
+  case $0 in
+    *[\\/]* ) as_myself=$0 ;;
+    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+done
+
+       ;;
+  esac
+  # We did not find ourselves, most probably we were run as `sh COMMAND'
+  # in which case we are not to be found in the path.
+  if test "x$as_myself" = x; then
+    as_myself=$0
+  fi
+  if test ! -f "$as_myself"; then
+    { echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2
+   { (exit 1); exit 1; }; }
+  fi
+  case $CONFIG_SHELL in
+  '')
+    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for as_base in sh bash ksh sh5; do
+	 case $as_dir in
+	 /*)
+	   if ("$as_dir/$as_base" -c '
+  as_lineno_1=$LINENO
+  as_lineno_2=$LINENO
+  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+  test "x$as_lineno_1" != "x$as_lineno_2" &&
+  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
+	     $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
+	     $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
+	     CONFIG_SHELL=$as_dir/$as_base
+	     export CONFIG_SHELL
+	     exec "$CONFIG_SHELL" "$0" ${1+"$@"}
+	   fi;;
+	 esac
+       done
+done
+;;
+  esac
 
-  as_lineno_1=$LINENO as_lineno_1a=$LINENO
-  as_lineno_2=$LINENO as_lineno_2a=$LINENO
-  eval 'test "x$as_lineno_1'$as_run'" != "x$as_lineno_2'$as_run'" &&
-  test "x`expr $as_lineno_1'$as_run' + 1`" = "x$as_lineno_2'$as_run'"' || {
-  # Blame Lee E. McMahon (1931-1989) for sed's syntax.  :-)
-  sed -n '
-    p
-    /[$]LINENO/=
-  ' <$as_myself |
+  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
+  # uniformly replaced by the line number.  The first 'sed' inserts a
+  # line-number line before each line; the second 'sed' does the real
+  # work.  The second script uses 'N' to pair each line-number line
+  # with the numbered line, and appends trailing '-' during
+  # substitution so that $LINENO is not a special case at line end.
+  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
+  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
+  sed '=' <$as_myself |
     sed '
-      s/[$]LINENO.*/&-/
-      t lineno
-      b
-      :lineno
       N
-      :loop
-      s/[$]LINENO\([^'$as_cr_alnum'_].*\n\)\(.*\)/\2\1\2/
+      s,$,-,
+      : loop
+      s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
       t loop
-      s/-\n.*//
+      s,-$,,
+      s,^['$as_cr_digits']*\n,,
     ' >$as_me.lineno &&
-  chmod +x "$as_me.lineno" ||
-    { $as_echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2; as_fn_exit 1; }
+  chmod +x $as_me.lineno ||
+    { echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2
+   { (exit 1); exit 1; }; }
 
-  # If we had to re-execute with $CONFIG_SHELL, we're ensured to have
-  # already done that, so ensure we don't try to do so again and fall
-  # in an infinite loop.  This has already happened in practice.
-  _as_can_reexec=no; export _as_can_reexec
   # Don't try to exec as it changes $[0], causing all sort of problems
   # (the dirname of $[0] is not the place where we might find the
-  # original and so on.  Autoconf is especially sensitive to this).
-  . "./$as_me.lineno"
+  # original and so on.  Autoconf is especially sensible to this).
+  . ./$as_me.lineno
   # Exit status is that of the last command.
   exit
 }
 
-ECHO_C= ECHO_N= ECHO_T=
-case `echo -n x` in #(((((
--n*)
-  case `echo 'xy\c'` in
-  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
-  xy)  ECHO_C='\c';;
-  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
-       ECHO_T='	';;
-  esac;;
-*)
-  ECHO_N='-n';;
+
+case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
+  *c*,-n*) ECHO_N= ECHO_C='
+' ECHO_T='	' ;;
+  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
+  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
 esac
 
-rm -f conf$$ conf$$.exe conf$$.file
-if test -d conf$$.dir; then
-  rm -f conf$$.dir/conf$$.file
+if expr a : '\(a\)' >/dev/null 2>&1; then
+  as_expr=expr
 else
-  rm -f conf$$.dir
-  mkdir conf$$.dir 2>/dev/null
+  as_expr=false
 fi
-if (echo >conf$$.file) 2>/dev/null; then
-  if ln -s conf$$.file conf$$ 2>/dev/null; then
-    as_ln_s='ln -s'
-    # ... but there are two gotchas:
-    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
-    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
-    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -pR'
-  elif ln conf$$.file conf$$ 2>/dev/null; then
-    as_ln_s=ln
+
+rm -f conf$$ conf$$.exe conf$$.file
+echo >conf$$.file
+if ln -s conf$$.file conf$$ 2>/dev/null; then
+  # We could just check for DJGPP; but this test a) works b) is more generic
+  # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
+  if test -f conf$$.exe; then
+    # Don't use ln at all; we don't have any links
+    as_ln_s='cp -p'
   else
-    as_ln_s='cp -pR'
+    as_ln_s='ln -s'
   fi
+elif ln conf$$.file conf$$ 2>/dev/null; then
+  as_ln_s=ln
 else
-  as_ln_s='cp -pR'
+  as_ln_s='cp -p'
 fi
-rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
-rmdir conf$$.dir 2>/dev/null
+rm -f conf$$ conf$$.exe conf$$.file
 
 if mkdir -p . 2>/dev/null; then
-  as_mkdir_p='mkdir -p "$as_dir"'
+  as_mkdir_p=:
 else
   test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
-as_test_x='test -x'
-as_executable_p=as_fn_executable_p
+as_executable_p="test -f"
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -554,25 +231,38 @@ as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
 as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 
 
-test -n "$DJDIR" || exec 7<&0 </dev/null
-exec 6>&1
+# IFS
+# We need space, tab and new line, in precisely that order.
+as_nl='
+'
+IFS=" 	$as_nl"
+
+# CDPATH.
+$as_unset CDPATH
+
 
 # Name of the host.
-# hostname on some systems (SVR3.2, old GNU/Linux) returns a bogus exit status,
+# hostname on some systems (SVR3.2, Linux) returns a bogus exit status,
 # so uname gets run too.
 ac_hostname=`(hostname || uname -n) 2>/dev/null | sed 1q`
 
+exec 6>&1
+
 #
 # Initializations.
 #
 ac_default_prefix=/usr/local
-ac_clean_files=
 ac_config_libobj_dir=.
-LIBOBJS=
 cross_compiling=no
 subdirs=
 MFLAGS=
 MAKEFLAGS=
+SHELL=${CONFIG_SHELL-/bin/sh}
+
+# Maximum number of lines to put in a shell here document.
+# This variable seems obsolete.  It should probably be removed, and
+# only ac_max_sed_lines should be used.
+: ${ac_max_here_lines=38}
 
 # Identity of this package.
 PACKAGE_NAME='tk'
@@ -580,221 +270,50 @@ PACKAGE_TARNAME='tk'
 PACKAGE_VERSION='8.6'
 PACKAGE_STRING='tk 8.6'
 PACKAGE_BUGREPORT=''
-PACKAGE_URL=''
 
 # Factoring default headers for most tests.
 ac_includes_default="\
 #include <stdio.h>
-#ifdef HAVE_SYS_TYPES_H
+#if HAVE_SYS_TYPES_H
 # include <sys/types.h>
 #endif
-#ifdef HAVE_SYS_STAT_H
+#if HAVE_SYS_STAT_H
 # include <sys/stat.h>
 #endif
-#ifdef STDC_HEADERS
+#if STDC_HEADERS
 # include <stdlib.h>
 # include <stddef.h>
 #else
-# ifdef HAVE_STDLIB_H
+# if HAVE_STDLIB_H
 #  include <stdlib.h>
 # endif
 #endif
-#ifdef HAVE_STRING_H
-# if !defined STDC_HEADERS && defined HAVE_MEMORY_H
+#if HAVE_STRING_H
+# if !STDC_HEADERS && HAVE_MEMORY_H
 #  include <memory.h>
 # endif
 # include <string.h>
 #endif
-#ifdef HAVE_STRINGS_H
+#if HAVE_STRINGS_H
 # include <strings.h>
 #endif
-#ifdef HAVE_INTTYPES_H
+#if HAVE_INTTYPES_H
 # include <inttypes.h>
+#else
+# if HAVE_STDINT_H
+#  include <stdint.h>
+# endif
 #endif
-#ifdef HAVE_STDINT_H
-# include <stdint.h>
-#endif
-#ifdef HAVE_UNISTD_H
+#if HAVE_UNISTD_H
 # include <unistd.h>
 #endif"
 
-ac_subst_vars='LTLIBOBJS
-REZ_FLAGS
-REZ
-APP_RSRC_FILE
-LIB_RSRC_FILE
-WISH_RSRC_FILE
-TK_RSRC_FILE
-CFBUNDLELOCALIZATIONS
-EXTRA_WISH_LIBS
-EXTRA_BUILD_HTML
-EXTRA_INSTALL_BINARIES
-EXTRA_INSTALL
-EXTRA_APP_CC_SWITCHES
-EXTRA_CC_SWITCHES
-HTML_DIR
-PRIVATE_INCLUDE_DIR
-LIB_RUNTIME_DIR
-TK_LIBRARY
-TK_PKG_DIR
-TK_WINDOWINGSYSTEM
-LOCALES
-XLIBSW
-XINCLUDES
-TCL_STUB_FLAGS
-TK_BUILD_LIB_SPEC
-LD_LIBRARY_PATH_VAR
-TK_SHARED_BUILD
-TK_SRC_DIR
-TK_BUILD_STUB_LIB_PATH
-TK_BUILD_STUB_LIB_SPEC
-TK_INCLUDE_SPEC
-TK_STUB_LIB_PATH
-TK_STUB_LIB_SPEC
-TK_STUB_LIB_FLAG
-TK_STUB_LIB_FILE
-TK_LIB_SPEC
-TK_LIB_FLAG
-TK_LIB_FILE
-TK_YEAR
-TK_PATCH_LEVEL
-TK_MINOR_VERSION
-TK_MAJOR_VERSION
-TK_VERSION
-UNIX_FONT_OBJS
-XFT_LIBS
-XFT_CFLAGS
-XMKMF
-LDFLAGS_DEFAULT
-CFLAGS_DEFAULT
-INSTALL_STUB_LIB
-DLL_INSTALL_DIR
-INSTALL_LIB
-MAKE_STUB_LIB
-MAKE_LIB
-SHLIB_SUFFIX
-SHLIB_CFLAGS
-SHLIB_LD_LIBS
-TK_SHLIB_LD_EXTRAS
-TCL_SHLIB_LD_EXTRAS
-SHLIB_LD
-STLIB_LD
-LD_SEARCH_FLAGS
-CC_SEARCH_FLAGS
-LDFLAGS_OPTIMIZE
-LDFLAGS_DEBUG
-CFLAGS_WARNING
-CFLAGS_OPTIMIZE
-CFLAGS_DEBUG
-LDAIX_SRC
-PLAT_SRCS
-PLAT_OBJS
-DL_OBJS
-DL_LIBS
-TCL_LIBS
-LIBOBJS
-AR
-RANLIB
-TCL_THREADS
-EGREP
-GREP
-CPP
-OBJEXT
-EXEEXT
-ac_ct_CC
-CPPFLAGS
-LDFLAGS
-CFLAGS
-CC
-MAN_FLAGS
-BUILD_TCLSH
-TCLSH_PROG
-TCL_STUB_LIB_SPEC
-TCL_STUB_LIB_FLAG
-TCL_STUB_LIB_FILE
-TCL_LIB_SPEC
-TCL_LIB_FLAG
-TCL_LIB_FILE
-TCL_SRC_DIR
-TCL_BIN_DIR
-TCL_PATCH_LEVEL
-TCL_VERSION
-target_alias
-host_alias
-build_alias
-LIBS
-ECHO_T
-ECHO_N
-ECHO_C
-DEFS
-mandir
-localedir
-libdir
-psdir
-pdfdir
-dvidir
-htmldir
-infodir
-docdir
-oldincludedir
-includedir
-localstatedir
-sharedstatedir
-sysconfdir
-datadir
-datarootdir
-libexecdir
-sbindir
-bindir
-program_transform_name
-prefix
-exec_prefix
-PACKAGE_URL
-PACKAGE_BUGREPORT
-PACKAGE_STRING
-PACKAGE_VERSION
-PACKAGE_TARNAME
-PACKAGE_NAME
-PATH_SEPARATOR
-SHELL'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS TCL_VERSION TCL_PATCH_LEVEL TCL_BIN_DIR TCL_SRC_DIR TCL_LIB_FILE TCL_LIB_FLAG TCL_LIB_SPEC TCL_STUB_LIB_FILE TCL_STUB_LIB_FLAG TCL_STUB_LIB_SPEC TCLSH_PROG BUILD_TCLSH MAN_FLAGS CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CPP EGREP TCL_THREADS RANLIB ac_ct_RANLIB AR ac_ct_AR LIBOBJS TCL_LIBS DL_LIBS DL_OBJS PLAT_OBJS PLAT_SRCS LDAIX_SRC CFLAGS_DEBUG CFLAGS_OPTIMIZE CFLAGS_WARNING LDFLAGS_DEBUG LDFLAGS_OPTIMIZE CC_SEARCH_FLAGS LD_SEARCH_FLAGS STLIB_LD SHLIB_LD TCL_SHLIB_LD_EXTRAS TK_SHLIB_LD_EXTRAS SHLIB_LD_LIBS SHLIB_CFLAGS SHLIB_SUFFIX MAKE_LIB MAKE_STUB_LIB INSTALL_LIB DLL_INSTALL_DIR INSTALL_STUB_LIB CFLAGS_DEFAULT LDFLAGS_DEFAULT XFT_CFLAGS XFT_LIBS UNIX_FONT_OBJS TK_VERSION TK_MAJOR_VERSION TK_MINOR_VERSION TK_PATCH_LEVEL TK_YEAR TK_LIB_FILE TK_LIB_FLAG TK_LIB_SPEC TK_STUB_LIB_FILE TK_STUB_LIB_FLAG TK_STUB_LIB_SPEC TK_STUB_LIB_PATH TK_INCLUDE_SPEC TK_BUILD_STUB_LIB_SPEC TK_BUILD_STUB_LIB_PATH TK_SRC_DIR TK_SHARED_BUILD LD_LIBRARY_PATH_VAR TK_BUILD_LIB_SPEC TCL_STUB_FLAGS XINCLUDES XLIBSW LOCALES TK_WINDOWINGSYSTEM TK_PKG_DIR TK_LIBRARY LIB_RUNTIME_DIR PRIVATE_INCLUDE_DIR HTML_DIR EXTRA_CC_SWITCHES EXTRA_APP_CC_SWITCHES EXTRA_INSTALL EXTRA_INSTALL_BINARIES EXTRA_BUILD_HTML EXTRA_WISH_LIBS CFBUNDLELOCALIZATIONS TK_RSRC_FILE WISH_RSRC_FILE LIB_RSRC_FILE APP_RSRC_FILE REZ REZ_FLAGS LTLIBOBJS'
 ac_subst_files=''
-ac_user_opts='
-enable_option_checking
-with_tcl
-enable_man_symlinks
-enable_man_compression
-enable_man_suffix
-enable_threads
-enable_shared
-enable_64bit
-enable_64bit_vis
-enable_rpath
-enable_corefoundation
-enable_load
-enable_symbols
-enable_aqua
-with_x
-enable_xft
-enable_xss
-enable_framework
-'
-      ac_precious_vars='build_alias
-host_alias
-target_alias
-CC
-CFLAGS
-LDFLAGS
-LIBS
-CPPFLAGS
-CPP
-XMKMF'
-
 
 # Initialize some variables set by options.
 ac_init_help=
 ac_init_version=false
-ac_unrecognized_opts=
-ac_unrecognized_sep=
 # The variables have the same names as the options, with
 # dashes changed to underlines.
 cache_file=/dev/null
@@ -817,49 +336,34 @@ x_libraries=NONE
 # and all the variables that are supposed to be based on exec_prefix
 # by default will actually change.
 # Use braces instead of parens because sh, perl, etc. also accept them.
-# (The list follows the same order as the GNU Coding Standards.)
 bindir='${exec_prefix}/bin'
 sbindir='${exec_prefix}/sbin'
 libexecdir='${exec_prefix}/libexec'
-datarootdir='${prefix}/share'
-datadir='${datarootdir}'
+datadir='${prefix}/share'
 sysconfdir='${prefix}/etc'
 sharedstatedir='${prefix}/com'
 localstatedir='${prefix}/var'
+libdir='${exec_prefix}/lib'
 includedir='${prefix}/include'
 oldincludedir='/usr/include'
-docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
-infodir='${datarootdir}/info'
-htmldir='${docdir}'
-dvidir='${docdir}'
-pdfdir='${docdir}'
-psdir='${docdir}'
-libdir='${exec_prefix}/lib'
-localedir='${datarootdir}/locale'
-mandir='${datarootdir}/man'
+infodir='${prefix}/info'
+mandir='${prefix}/man'
 
 ac_prev=
-ac_dashdash=
 for ac_option
 do
   # If the previous option needs an argument, assign it.
   if test -n "$ac_prev"; then
-    eval $ac_prev=\$ac_option
+    eval "$ac_prev=\$ac_option"
     ac_prev=
     continue
   fi
 
-  case $ac_option in
-  *=?*) ac_optarg=`expr "X$ac_option" : '[^=]*=\(.*\)'` ;;
-  *=)   ac_optarg= ;;
-  *)    ac_optarg=yes ;;
-  esac
+  ac_optarg=`expr "x$ac_option" : 'x[^=]*=\(.*\)'`
 
   # Accept the important Cygnus configure options, so we can diagnose typos.
 
-  case $ac_dashdash$ac_option in
-  --)
-    ac_dashdash=yes ;;
+  case $ac_option in
 
   -bindir | --bindir | --bindi | --bind | --bin | --bi)
     ac_prev=bindir ;;
@@ -881,59 +385,33 @@ do
   --config-cache | -C)
     cache_file=config.cache ;;
 
-  -datadir | --datadir | --datadi | --datad)
+  -datadir | --datadir | --datadi | --datad | --data | --dat | --da)
     ac_prev=datadir ;;
-  -datadir=* | --datadir=* | --datadi=* | --datad=*)
+  -datadir=* | --datadir=* | --datadi=* | --datad=* | --data=* | --dat=* \
+  | --da=*)
     datadir=$ac_optarg ;;
 
-  -datarootdir | --datarootdir | --datarootdi | --datarootd | --dataroot \
-  | --dataroo | --dataro | --datar)
-    ac_prev=datarootdir ;;
-  -datarootdir=* | --datarootdir=* | --datarootdi=* | --datarootd=* \
-  | --dataroot=* | --dataroo=* | --dataro=* | --datar=*)
-    datarootdir=$ac_optarg ;;
-
   -disable-* | --disable-*)
-    ac_useropt=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
+    ac_feature=`expr "x$ac_option" : 'x-*disable-\(.*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
-    ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
-    case $ac_user_opts in
-      *"
-"enable_$ac_useropt"
-"*) ;;
-      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--disable-$ac_useropt_orig"
-	 ac_unrecognized_sep=', ';;
-    esac
-    eval enable_$ac_useropt=no ;;
-
-  -docdir | --docdir | --docdi | --doc | --do)
-    ac_prev=docdir ;;
-  -docdir=* | --docdir=* | --docdi=* | --doc=* | --do=*)
-    docdir=$ac_optarg ;;
-
-  -dvidir | --dvidir | --dvidi | --dvid | --dvi | --dv)
-    ac_prev=dvidir ;;
-  -dvidir=* | --dvidir=* | --dvidi=* | --dvid=* | --dvi=* | --dv=*)
-    dvidir=$ac_optarg ;;
+    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
+   { (exit 1); exit 1; }; }
+    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
+    eval "enable_$ac_feature=no" ;;
 
   -enable-* | --enable-*)
-    ac_useropt=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
+    ac_feature=`expr "x$ac_option" : 'x-*enable-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid feature name: $ac_useropt"
-    ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
-    case $ac_user_opts in
-      *"
-"enable_$ac_useropt"
-"*) ;;
-      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--enable-$ac_useropt_orig"
-	 ac_unrecognized_sep=', ';;
+    expr "x$ac_feature" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+      { echo "$as_me: error: invalid feature name: $ac_feature" >&2
+   { (exit 1); exit 1; }; }
+    ac_feature=`echo $ac_feature | sed 's/-/_/g'`
+    case $ac_option in
+      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
+      *) ac_optarg=yes ;;
     esac
-    eval enable_$ac_useropt=\$ac_optarg ;;
+    eval "enable_$ac_feature='$ac_optarg'" ;;
 
   -exec-prefix | --exec_prefix | --exec-prefix | --exec-prefi \
   | --exec-pref | --exec-pre | --exec-pr | --exec-p | --exec- \
@@ -960,12 +438,6 @@ do
   -host=* | --host=* | --hos=* | --ho=*)
     host_alias=$ac_optarg ;;
 
-  -htmldir | --htmldir | --htmldi | --htmld | --html | --htm | --ht)
-    ac_prev=htmldir ;;
-  -htmldir=* | --htmldir=* | --htmldi=* | --htmld=* | --html=* | --htm=* \
-  | --ht=*)
-    htmldir=$ac_optarg ;;
-
   -includedir | --includedir | --includedi | --included | --include \
   | --includ | --inclu | --incl | --inc)
     ac_prev=includedir ;;
@@ -990,16 +462,13 @@ do
   | --libexe=* | --libex=* | --libe=*)
     libexecdir=$ac_optarg ;;
 
-  -localedir | --localedir | --localedi | --localed | --locale)
-    ac_prev=localedir ;;
-  -localedir=* | --localedir=* | --localedi=* | --localed=* | --locale=*)
-    localedir=$ac_optarg ;;
-
   -localstatedir | --localstatedir | --localstatedi | --localstated \
-  | --localstate | --localstat | --localsta | --localst | --locals)
+  | --localstate | --localstat | --localsta | --localst \
+  | --locals | --local | --loca | --loc | --lo)
     ac_prev=localstatedir ;;
   -localstatedir=* | --localstatedir=* | --localstatedi=* | --localstated=* \
-  | --localstate=* | --localstat=* | --localsta=* | --localst=* | --locals=*)
+  | --localstate=* | --localstat=* | --localsta=* | --localst=* \
+  | --locals=* | --local=* | --loca=* | --loc=* | --lo=*)
     localstatedir=$ac_optarg ;;
 
   -mandir | --mandir | --mandi | --mand | --man | --ma | --m)
@@ -1064,16 +533,6 @@ do
   | --progr-tra=* | --program-tr=* | --program-t=*)
     program_transform_name=$ac_optarg ;;
 
-  -pdfdir | --pdfdir | --pdfdi | --pdfd | --pdf | --pd)
-    ac_prev=pdfdir ;;
-  -pdfdir=* | --pdfdir=* | --pdfdi=* | --pdfd=* | --pdf=* | --pd=*)
-    pdfdir=$ac_optarg ;;
-
-  -psdir | --psdir | --psdi | --psd | --ps)
-    ac_prev=psdir ;;
-  -psdir=* | --psdir=* | --psdi=* | --psd=* | --ps=*)
-    psdir=$ac_optarg ;;
-
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil)
     silent=yes ;;
@@ -1124,36 +583,26 @@ do
     ac_init_version=: ;;
 
   -with-* | --with-*)
-    ac_useropt=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
+    ac_package=`expr "x$ac_option" : 'x-*with-\([^=]*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
-    ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
-    case $ac_user_opts in
-      *"
-"with_$ac_useropt"
-"*) ;;
-      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--with-$ac_useropt_orig"
-	 ac_unrecognized_sep=', ';;
+    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+      { echo "$as_me: error: invalid package name: $ac_package" >&2
+   { (exit 1); exit 1; }; }
+    ac_package=`echo $ac_package| sed 's/-/_/g'`
+    case $ac_option in
+      *=*) ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`;;
+      *) ac_optarg=yes ;;
     esac
-    eval with_$ac_useropt=\$ac_optarg ;;
+    eval "with_$ac_package='$ac_optarg'" ;;
 
   -without-* | --without-*)
-    ac_useropt=`expr "x$ac_option" : 'x-*without-\(.*\)'`
+    ac_package=`expr "x$ac_option" : 'x-*without-\(.*\)'`
     # Reject names that are not valid shell variable names.
-    expr "x$ac_useropt" : ".*[^-+._$as_cr_alnum]" >/dev/null &&
-      as_fn_error $? "invalid package name: $ac_useropt"
-    ac_useropt_orig=$ac_useropt
-    ac_useropt=`$as_echo "$ac_useropt" | sed 's/[-+.]/_/g'`
-    case $ac_user_opts in
-      *"
-"with_$ac_useropt"
-"*) ;;
-      *) ac_unrecognized_opts="$ac_unrecognized_opts$ac_unrecognized_sep--without-$ac_useropt_orig"
-	 ac_unrecognized_sep=', ';;
-    esac
-    eval with_$ac_useropt=no ;;
+    expr "x$ac_package" : ".*[^-_$as_cr_alnum]" >/dev/null &&
+      { echo "$as_me: error: invalid package name: $ac_package" >&2
+   { (exit 1); exit 1; }; }
+    ac_package=`echo $ac_package | sed 's/-/_/g'`
+    eval "with_$ac_package=no" ;;
 
   --x)
     # Obsolete; use --with-x.
@@ -1173,26 +622,27 @@ do
   | --x-librar=* | --x-libra=* | --x-libr=* | --x-lib=* | --x-li=* | --x-l=*)
     x_libraries=$ac_optarg ;;
 
-  -*) as_fn_error $? "unrecognized option: \`$ac_option'
-Try \`$0 --help' for more information"
+  -*) { echo "$as_me: error: unrecognized option: $ac_option
+Try \`$0 --help' for more information." >&2
+   { (exit 1); exit 1; }; }
     ;;
 
   *=*)
     ac_envvar=`expr "x$ac_option" : 'x\([^=]*\)='`
     # Reject names that are not valid shell variable names.
-    case $ac_envvar in #(
-      '' | [0-9]* | *[!_$as_cr_alnum]* )
-      as_fn_error $? "invalid variable name: \`$ac_envvar'" ;;
-    esac
-    eval $ac_envvar=\$ac_optarg
+    expr "x$ac_envvar" : ".*[^_$as_cr_alnum]" >/dev/null &&
+      { echo "$as_me: error: invalid variable name: $ac_envvar" >&2
+   { (exit 1); exit 1; }; }
+    ac_optarg=`echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"`
+    eval "$ac_envvar='$ac_optarg'"
     export $ac_envvar ;;
 
   *)
     # FIXME: should be removed in autoconf 3.0.
-    $as_echo "$as_me: WARNING: you should use --build, --host, --target" >&2
+    echo "$as_me: WARNING: you should use --build, --host, --target" >&2
     expr "x$ac_option" : ".*[^-._$as_cr_alnum]" >/dev/null &&
-      $as_echo "$as_me: WARNING: invalid host type: $ac_option" >&2
-    : "${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}"
+      echo "$as_me: WARNING: invalid host type: $ac_option" >&2
+    : ${build_alias=$ac_option} ${host_alias=$ac_option} ${target_alias=$ac_option}
     ;;
 
   esac
@@ -1200,36 +650,31 @@ done
 
 if test -n "$ac_prev"; then
   ac_option=--`echo $ac_prev | sed 's/_/-/g'`
-  as_fn_error $? "missing argument to $ac_option"
-fi
-
-if test -n "$ac_unrecognized_opts"; then
-  case $enable_option_checking in
-    no) ;;
-    fatal) as_fn_error $? "unrecognized options: $ac_unrecognized_opts" ;;
-    *)     $as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2 ;;
-  esac
+  { echo "$as_me: error: missing argument to $ac_option" >&2
+   { (exit 1); exit 1; }; }
 fi
 
-# Check all directory arguments for consistency.
-for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
-		datadir sysconfdir sharedstatedir localstatedir includedir \
-		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
-		libdir localedir mandir
+# Be sure to have absolute paths.
+for ac_var in exec_prefix prefix
 do
-  eval ac_val=\$$ac_var
-  # Remove trailing slashes.
+  eval ac_val=$`echo $ac_var`
   case $ac_val in
-    */ )
-      ac_val=`expr "X$ac_val" : 'X\(.*[^/]\)' \| "X$ac_val" : 'X\(.*\)'`
-      eval $ac_var=\$ac_val;;
+    [\\/$]* | ?:[\\/]* | NONE | '' ) ;;
+    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
+   { (exit 1); exit 1; }; };;
   esac
-  # Be sure to have absolute directory names.
+done
+
+# Be sure to have absolute paths.
+for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
+	      localstatedir libdir includedir oldincludedir infodir mandir
+do
+  eval ac_val=$`echo $ac_var`
   case $ac_val in
-    [\\/$]* | ?:[\\/]* )  continue;;
-    NONE | '' ) case $ac_var in *prefix ) continue;; esac;;
+    [\\/$]* | ?:[\\/]* ) ;;
+    *)  { echo "$as_me: error: expected an absolute directory name for --$ac_var: $ac_val" >&2
+   { (exit 1); exit 1; }; };;
   esac
-  as_fn_error $? "expected an absolute directory name for --$ac_var: $ac_val"
 done
 
 # There might be people who depend on the old broken behavior: `$host'
@@ -1243,6 +688,8 @@ target=$target_alias
 if test "x$host_alias" != x; then
   if test "x$build_alias" = x; then
     cross_compiling=maybe
+    echo "$as_me: WARNING: If you wanted to set the --build type, don't use --host.
+    If a cross compiler is detected then cross compile mode will be used." >&2
   elif test "x$build_alias" != "x$host_alias"; then
     cross_compiling=yes
   fi
@@ -1254,72 +701,74 @@ test -n "$host_alias" && ac_tool_prefix=$host_alias-
 test "$silent" = yes && exec 6>/dev/null
 
 
-ac_pwd=`pwd` && test -n "$ac_pwd" &&
-ac_ls_di=`ls -di .` &&
-ac_pwd_ls_di=`cd "$ac_pwd" && ls -di .` ||
-  as_fn_error $? "working directory cannot be determined"
-test "X$ac_ls_di" = "X$ac_pwd_ls_di" ||
-  as_fn_error $? "pwd does not report name of working directory"
-
-
 # Find the source files, if location was not specified.
 if test -z "$srcdir"; then
   ac_srcdir_defaulted=yes
-  # Try the directory containing this script, then the parent directory.
-  ac_confdir=`$as_dirname -- "$as_myself" ||
-$as_expr X"$as_myself" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$as_myself" : 'X\(//\)[^/]' \| \
-	 X"$as_myself" : 'X\(//\)$' \| \
-	 X"$as_myself" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_myself" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)[^/].*/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
+  # Try the directory containing this script, then its parent.
+  ac_confdir=`(dirname "$0") 2>/dev/null ||
+$as_expr X"$0" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$0" : 'X\(//\)[^/]' \| \
+	 X"$0" : 'X\(//\)$' \| \
+	 X"$0" : 'X\(/\)' \| \
+	 .     : '\(.\)' 2>/dev/null ||
+echo X"$0" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+  	  /^X\(\/\/\)$/{ s//\1/; q; }
+  	  /^X\(\/\).*/{ s//\1/; q; }
+  	  s/.*/./; q'`
   srcdir=$ac_confdir
-  if test ! -r "$srcdir/$ac_unique_file"; then
+  if test ! -r $srcdir/$ac_unique_file; then
     srcdir=..
   fi
 else
   ac_srcdir_defaulted=no
 fi
-if test ! -r "$srcdir/$ac_unique_file"; then
-  test "$ac_srcdir_defaulted" = yes && srcdir="$ac_confdir or .."
-  as_fn_error $? "cannot find sources ($ac_unique_file) in $srcdir"
-fi
-ac_msg="sources are in $srcdir, but \`cd $srcdir' does not work"
-ac_abs_confdir=`(
-	cd "$srcdir" && test -r "./$ac_unique_file" || as_fn_error $? "$ac_msg"
-	pwd)`
-# When building in place, set srcdir=.
-if test "$ac_abs_confdir" = "$ac_pwd"; then
-  srcdir=.
-fi
-# Remove unnecessary trailing slashes from srcdir.
-# Double slashes in file names in object file debugging info
-# mess up M-x gdb in Emacs.
-case $srcdir in
-*/) srcdir=`expr "X$srcdir" : 'X\(.*[^/]\)' \| "X$srcdir" : 'X\(.*\)'`;;
-esac
-for ac_var in $ac_precious_vars; do
-  eval ac_env_${ac_var}_set=\${${ac_var}+set}
-  eval ac_env_${ac_var}_value=\$${ac_var}
-  eval ac_cv_env_${ac_var}_set=\${${ac_var}+set}
-  eval ac_cv_env_${ac_var}_value=\$${ac_var}
-done
+if test ! -r $srcdir/$ac_unique_file; then
+  if test "$ac_srcdir_defaulted" = yes; then
+    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $ac_confdir or .." >&2
+   { (exit 1); exit 1; }; }
+  else
+    { echo "$as_me: error: cannot find sources ($ac_unique_file) in $srcdir" >&2
+   { (exit 1); exit 1; }; }
+  fi
+fi
+(cd $srcdir && test -r ./$ac_unique_file) 2>/dev/null ||
+  { echo "$as_me: error: sources are in $srcdir, but \`cd $srcdir' does not work" >&2
+   { (exit 1); exit 1; }; }
+srcdir=`echo "$srcdir" | sed 's%\([^\\/]\)[\\/]*$%\1%'`
+ac_env_build_alias_set=${build_alias+set}
+ac_env_build_alias_value=$build_alias
+ac_cv_env_build_alias_set=${build_alias+set}
+ac_cv_env_build_alias_value=$build_alias
+ac_env_host_alias_set=${host_alias+set}
+ac_env_host_alias_value=$host_alias
+ac_cv_env_host_alias_set=${host_alias+set}
+ac_cv_env_host_alias_value=$host_alias
+ac_env_target_alias_set=${target_alias+set}
+ac_env_target_alias_value=$target_alias
+ac_cv_env_target_alias_set=${target_alias+set}
+ac_cv_env_target_alias_value=$target_alias
+ac_env_CC_set=${CC+set}
+ac_env_CC_value=$CC
+ac_cv_env_CC_set=${CC+set}
+ac_cv_env_CC_value=$CC
+ac_env_CFLAGS_set=${CFLAGS+set}
+ac_env_CFLAGS_value=$CFLAGS
+ac_cv_env_CFLAGS_set=${CFLAGS+set}
+ac_cv_env_CFLAGS_value=$CFLAGS
+ac_env_LDFLAGS_set=${LDFLAGS+set}
+ac_env_LDFLAGS_value=$LDFLAGS
+ac_cv_env_LDFLAGS_set=${LDFLAGS+set}
+ac_cv_env_LDFLAGS_value=$LDFLAGS
+ac_env_CPPFLAGS_set=${CPPFLAGS+set}
+ac_env_CPPFLAGS_value=$CPPFLAGS
+ac_cv_env_CPPFLAGS_set=${CPPFLAGS+set}
+ac_cv_env_CPPFLAGS_value=$CPPFLAGS
+ac_env_CPP_set=${CPP+set}
+ac_env_CPP_value=$CPP
+ac_cv_env_CPP_set=${CPP+set}
+ac_cv_env_CPP_value=$CPP
 
 #
 # Report the --help message.
@@ -1342,17 +791,20 @@ Configuration:
       --help=short        display options specific to this package
       --help=recursive    display the short help of all the included packages
   -V, --version           display version information and exit
-  -q, --quiet, --silent   do not print \`checking ...' messages
+  -q, --quiet, --silent   do not print \`checking...' messages
       --cache-file=FILE   cache test results in FILE [disabled]
   -C, --config-cache      alias for \`--cache-file=config.cache'
   -n, --no-create         do not create output files
       --srcdir=DIR        find the sources in DIR [configure dir or \`..']
 
+_ACEOF
+
+  cat <<_ACEOF
 Installation directories:
   --prefix=PREFIX         install architecture-independent files in PREFIX
-                          [$ac_default_prefix]
+			  [$ac_default_prefix]
   --exec-prefix=EPREFIX   install architecture-dependent files in EPREFIX
-                          [PREFIX]
+			  [PREFIX]
 
 By default, \`make install' will install all the files in
 \`$ac_default_prefix/bin', \`$ac_default_prefix/lib' etc.  You can specify
@@ -1362,25 +814,18 @@ for instance \`--prefix=\$HOME'.
 For better control, use the options below.
 
 Fine tuning of the installation directories:
-  --bindir=DIR            user executables [EPREFIX/bin]
-  --sbindir=DIR           system admin executables [EPREFIX/sbin]
-  --libexecdir=DIR        program executables [EPREFIX/libexec]
-  --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
-  --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
-  --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
-  --libdir=DIR            object code libraries [EPREFIX/lib]
-  --includedir=DIR        C header files [PREFIX/include]
-  --oldincludedir=DIR     C header files for non-gcc [/usr/include]
-  --datarootdir=DIR       read-only arch.-independent data root [PREFIX/share]
-  --datadir=DIR           read-only architecture-independent data [DATAROOTDIR]
-  --infodir=DIR           info documentation [DATAROOTDIR/info]
-  --localedir=DIR         locale-dependent data [DATAROOTDIR/locale]
-  --mandir=DIR            man documentation [DATAROOTDIR/man]
-  --docdir=DIR            documentation root [DATAROOTDIR/doc/tk]
-  --htmldir=DIR           html documentation [DOCDIR]
-  --dvidir=DIR            dvi documentation [DOCDIR]
-  --pdfdir=DIR            pdf documentation [DOCDIR]
-  --psdir=DIR             ps documentation [DOCDIR]
+  --bindir=DIR           user executables [EPREFIX/bin]
+  --sbindir=DIR          system admin executables [EPREFIX/sbin]
+  --libexecdir=DIR       program executables [EPREFIX/libexec]
+  --datadir=DIR          read-only architecture-independent data [PREFIX/share]
+  --sysconfdir=DIR       read-only single-machine data [PREFIX/etc]
+  --sharedstatedir=DIR   modifiable architecture-independent data [PREFIX/com]
+  --localstatedir=DIR    modifiable single-machine data [PREFIX/var]
+  --libdir=DIR           object code libraries [EPREFIX/lib]
+  --includedir=DIR       C header files [PREFIX/include]
+  --oldincludedir=DIR    C header files for non-gcc [/usr/include]
+  --infodir=DIR          info documentation [PREFIX/info]
+  --mandir=DIR           man documentation [PREFIX/man]
 _ACEOF
 
   cat <<\_ACEOF
@@ -1398,7 +843,6 @@ if test -n "$ac_init_help"; then
   cat <<\_ACEOF
 
 Optional Features:
-  --disable-option-checking  ignore unrecognized --enable/--with options
   --disable-FEATURE       do not include FEATURE (same as --enable-FEATURE=no)
   --enable-FEATURE[=ARG]  include FEATURE [ARG=yes]
   --enable-man-symlinks   use symlinks for the manpages (default: off)
@@ -1435,537 +879,160 @@ Some influential environment variables:
   CFLAGS      C compiler flags
   LDFLAGS     linker flags, e.g. -L<lib dir> if you have libraries in a
               nonstandard directory <lib dir>
-  LIBS        libraries to pass to the linker, e.g. -l<library>
-  CPPFLAGS    (Objective) C/C++ preprocessor flags, e.g. -I<include dir> if
-              you have headers in a nonstandard directory <include dir>
+  CPPFLAGS    C/C++ preprocessor flags, e.g. -I<include dir> if you have
+              headers in a nonstandard directory <include dir>
   CPP         C preprocessor
-  XMKMF       Path to xmkmf, Makefile generator for X Window System
 
 Use these variables to override the choices made by `configure' or to help
 it to find libraries and programs with nonstandard names/locations.
 
-Report bugs to the package provider.
 _ACEOF
-ac_status=$?
 fi
 
 if test "$ac_init_help" = "recursive"; then
   # If there are subdirs, report their specific --help.
+  ac_popdir=`pwd`
   for ac_dir in : $ac_subdirs_all; do test "x$ac_dir" = x: && continue
-    test -d "$ac_dir" ||
-      { cd "$srcdir" && ac_pwd=`pwd` && srcdir=. && test -d "$ac_dir"; } ||
-      continue
+    test -d $ac_dir || continue
     ac_builddir=.
 
-case "$ac_dir" in
-.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
-*)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
-  # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
-  case $ac_top_builddir_sub in
-  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
-  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
-  esac ;;
-esac
-ac_abs_top_builddir=$ac_pwd
-ac_abs_builddir=$ac_pwd$ac_dir_suffix
-# for backward compatibility:
-ac_top_builddir=$ac_top_build_prefix
+if test "$ac_dir" != .; then
+  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+  # A "../" for each directory in $ac_dir_suffix.
+  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+  ac_dir_suffix= ac_top_builddir=
+fi
 
 case $srcdir in
-  .)  # We are building in place.
+  .)  # No --srcdir option.  We are building in place.
     ac_srcdir=.
-    ac_top_srcdir=$ac_top_builddir_sub
-    ac_abs_top_srcdir=$ac_pwd ;;
-  [\\/]* | ?:[\\/]* )  # Absolute name.
+    if test -z "$ac_top_builddir"; then
+       ac_top_srcdir=.
+    else
+       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+    fi ;;
+  [\\/]* | ?:[\\/]* )  # Absolute path.
     ac_srcdir=$srcdir$ac_dir_suffix;
-    ac_top_srcdir=$srcdir
-    ac_abs_top_srcdir=$srcdir ;;
-  *) # Relative name.
-    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
-    ac_top_srcdir=$ac_top_build_prefix$srcdir
-    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
+    ac_top_srcdir=$srcdir ;;
+  *) # Relative path.
+    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_builddir$srcdir ;;
+esac
+
+# Do not use `cd foo && pwd` to compute absolute paths, because
+# the directories may not exist.
+case `pwd` in
+.) ac_abs_builddir="$ac_dir";;
+*)
+  case "$ac_dir" in
+  .) ac_abs_builddir=`pwd`;;
+  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
+  *) ac_abs_builddir=`pwd`/"$ac_dir";;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_builddir=${ac_top_builddir}.;;
+*)
+  case ${ac_top_builddir}. in
+  .) ac_abs_top_builddir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
+  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_srcdir=$ac_srcdir;;
+*)
+  case $ac_srcdir in
+  .) ac_abs_srcdir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
+  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_srcdir=$ac_top_srcdir;;
+*)
+  case $ac_top_srcdir in
+  .) ac_abs_top_srcdir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
+  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
+  esac;;
 esac
-ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
-
-    cd "$ac_dir" || { ac_status=$?; continue; }
-    # Check for guested configure.
-    if test -f "$ac_srcdir/configure.gnu"; then
-      echo &&
-      $SHELL "$ac_srcdir/configure.gnu" --help=recursive
-    elif test -f "$ac_srcdir/configure"; then
-      echo &&
-      $SHELL "$ac_srcdir/configure" --help=recursive
+
+    cd $ac_dir
+    # Check for guested configure; otherwise get Cygnus style configure.
+    if test -f $ac_srcdir/configure.gnu; then
+      echo
+      $SHELL $ac_srcdir/configure.gnu  --help=recursive
+    elif test -f $ac_srcdir/configure; then
+      echo
+      $SHELL $ac_srcdir/configure  --help=recursive
+    elif test -f $ac_srcdir/configure.ac ||
+	   test -f $ac_srcdir/configure.in; then
+      echo
+      $ac_configure --help
     else
-      $as_echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
-    fi || ac_status=$?
-    cd "$ac_pwd" || { ac_status=$?; break; }
+      echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
+    fi
+    cd $ac_popdir
   done
 fi
 
-test -n "$ac_init_help" && exit $ac_status
+test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
   cat <<\_ACEOF
 tk configure 8.6
-generated by GNU Autoconf 2.69
+generated by GNU Autoconf 2.59
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2003 Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
-  exit
+  exit 0
 fi
+exec 5>config.log
+cat >&5 <<_ACEOF
+This file contains any messages produced by compilers while
+running configure, to aid debugging if configure makes a mistake.
+
+It was created by tk $as_me 8.6, which was
+generated by GNU Autoconf 2.59.  Invocation command line was
 
-## ------------------------ ##
-## Autoconf initialization. ##
-## ------------------------ ##
+  $ $0 $@
 
-# ac_fn_c_try_compile LINENO
-# --------------------------
-# Try to compile conftest.$ac_ext, and return whether this succeeded.
-ac_fn_c_try_compile ()
+_ACEOF
 {
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext
-  if { { ac_try="$ac_compile"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_compile") 2>conftest.err
-  ac_status=$?
-  if test -s conftest.err; then
-    grep -v '^ *+' conftest.err >conftest.er1
-    cat conftest.er1 >&5
-    mv -f conftest.er1 conftest.err
-  fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && {
-	 test -z "$ac_c_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest.$ac_objext; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+cat <<_ASUNAME
+## --------- ##
+## Platform. ##
+## --------- ##
 
-	ac_retval=1
-fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
+uname -m = `(uname -m) 2>/dev/null || echo unknown`
+uname -r = `(uname -r) 2>/dev/null || echo unknown`
+uname -s = `(uname -s) 2>/dev/null || echo unknown`
+uname -v = `(uname -v) 2>/dev/null || echo unknown`
 
-} # ac_fn_c_try_compile
+/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
+/bin/uname -X     = `(/bin/uname -X) 2>/dev/null     || echo unknown`
 
-# ac_fn_c_try_cpp LINENO
-# ----------------------
-# Try to preprocess conftest.$ac_ext, and return whether this succeeded.
-ac_fn_c_try_cpp ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if { { ac_try="$ac_cpp conftest.$ac_ext"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_cpp conftest.$ac_ext") 2>conftest.err
-  ac_status=$?
-  if test -s conftest.err; then
-    grep -v '^ *+' conftest.err >conftest.er1
-    cat conftest.er1 >&5
-    mv -f conftest.er1 conftest.err
-  fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } > conftest.i && {
-	 test -z "$ac_c_preproc_warn_flag$ac_c_werror_flag" ||
-	 test ! -s conftest.err
-       }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
+/bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
+/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
+/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
+hostinfo               = `(hostinfo) 2>/dev/null               || echo unknown`
+/bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
+/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
+/bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
 
-    ac_retval=1
-fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
+_ASUNAME
 
-} # ac_fn_c_try_cpp
-
-# ac_fn_c_check_header_mongrel LINENO HEADER VAR INCLUDES
-# -------------------------------------------------------
-# Tests whether HEADER exists, giving a warning if it cannot be compiled using
-# the include files in INCLUDES and setting the cache variable VAR
-# accordingly.
-ac_fn_c_check_header_mongrel ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if eval \${$3+:} false; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-else
-  # Is the header compilable?
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 usability" >&5
-$as_echo_n "checking $2 usability... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-#include <$2>
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_header_compiler=yes
-else
-  ac_header_compiler=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_compiler" >&5
-$as_echo "$ac_header_compiler" >&6; }
-
-# Is the header present?
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking $2 presence" >&5
-$as_echo_n "checking $2 presence... " >&6; }
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <$2>
-_ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-  ac_header_preproc=yes
-else
-  ac_header_preproc=no
-fi
-rm -f conftest.err conftest.i conftest.$ac_ext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_header_preproc" >&5
-$as_echo "$ac_header_preproc" >&6; }
-
-# So?  What about this header?
-case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in #((
-  yes:no: )
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&5
-$as_echo "$as_me: WARNING: $2: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
-$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
-    ;;
-  no:yes:* )
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: present but cannot be compiled" >&5
-$as_echo "$as_me: WARNING: $2: present but cannot be compiled" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     check for missing prerequisite headers?" >&5
-$as_echo "$as_me: WARNING: $2:     check for missing prerequisite headers?" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: see the Autoconf documentation" >&5
-$as_echo "$as_me: WARNING: $2: see the Autoconf documentation" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&5
-$as_echo "$as_me: WARNING: $2:     section \"Present But Cannot Be Compiled\"" >&2;}
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $2: proceeding with the compiler's result" >&5
-$as_echo "$as_me: WARNING: $2: proceeding with the compiler's result" >&2;}
-    ;;
-esac
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  eval "$3=\$ac_header_compiler"
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-fi
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_header_mongrel
-
-# ac_fn_c_try_run LINENO
-# ----------------------
-# Try to link conftest.$ac_ext, and return whether this succeeded. Assumes
-# that executables *can* be run.
-ac_fn_c_try_run ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  if { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && { ac_try='./conftest$ac_exeext'
-  { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: program exited with status $ac_status" >&5
-       $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-       ac_retval=$ac_status
-fi
-  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_run
-
-# ac_fn_c_check_header_compile LINENO HEADER VAR INCLUDES
-# -------------------------------------------------------
-# Tests whether HEADER exists and can be compiled using the include files in
-# INCLUDES, setting the cache variable VAR accordingly.
-ac_fn_c_check_header_compile ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-#include <$2>
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_header_compile
-
-# ac_fn_c_try_link LINENO
-# -----------------------
-# Try to link conftest.$ac_ext, and return whether this succeeded.
-ac_fn_c_try_link ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  rm -f conftest.$ac_objext conftest$ac_exeext
-  if { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>conftest.err
-  ac_status=$?
-  if test -s conftest.err; then
-    grep -v '^ *+' conftest.err >conftest.er1
-    cat conftest.er1 >&5
-    mv -f conftest.er1 conftest.err
-  fi
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; } && {
-	 test -z "$ac_c_werror_flag" ||
-	 test ! -s conftest.err
-       } && test -s conftest$ac_exeext && {
-	 test "$cross_compiling" = yes ||
-	 test -x conftest$ac_exeext
-       }; then :
-  ac_retval=0
-else
-  $as_echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-	ac_retval=1
-fi
-  # Delete the IPA/IPO (Inter Procedural Analysis/Optimization) information
-  # created by the PGI compiler (conftest_ipa8_conftest.oo), as it would
-  # interfere with the next link command; also delete a directory that is
-  # left behind by Apple's compiler.  We do this before executing the actions.
-  rm -rf conftest.dSYM conftest_ipa8_conftest.oo
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-  as_fn_set_status $ac_retval
-
-} # ac_fn_c_try_link
-
-# ac_fn_c_check_func LINENO FUNC VAR
-# ----------------------------------
-# Tests whether FUNC exists, setting the cache variable VAR accordingly
-ac_fn_c_check_func ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-/* Define $2 to an innocuous variant, in case <limits.h> declares $2.
-   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
-#define $2 innocuous_$2
-
-/* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char $2 (); below.
-    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-    <limits.h> exists even on freestanding compilers.  */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-
-#undef $2
-
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
-#ifdef __cplusplus
-extern "C"
-#endif
-char $2 ();
-/* The GNU C library defines this for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined __stub_$2 || defined __stub___$2
-choke me
-#endif
-
-int
-main ()
-{
-return $2 ();
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
-  eval "$3=yes"
-else
-  eval "$3=no"
-fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_func
-
-# ac_fn_c_check_type LINENO TYPE VAR INCLUDES
-# -------------------------------------------
-# Tests whether TYPE exists after having included INCLUDES, setting cache
-# variable VAR accordingly.
-ac_fn_c_check_type ()
-{
-  as_lineno=${as_lineno-"$1"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-  { $as_echo "$as_me:${as_lineno-$LINENO}: checking for $2" >&5
-$as_echo_n "checking for $2... " >&6; }
-if eval \${$3+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  eval "$3=no"
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-if (sizeof ($2))
-	 return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-$4
-int
-main ()
-{
-if (sizeof (($2)))
-	    return 0;
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-
-else
-  eval "$3=yes"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-eval ac_res=\$$3
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-  eval $as_lineno_stack; ${as_lineno_stack:+:} unset as_lineno
-
-} # ac_fn_c_check_type
-cat >config.log <<_ACEOF
-This file contains any messages produced by compilers while
-running configure, to aid debugging if configure makes a mistake.
-
-It was created by tk $as_me 8.6, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
-
-  $ $0 $@
-
-_ACEOF
-exec 5>>config.log
-{
-cat <<_ASUNAME
-## --------- ##
-## Platform. ##
-## --------- ##
-
-hostname = `(hostname || uname -n) 2>/dev/null | sed 1q`
-uname -m = `(uname -m) 2>/dev/null || echo unknown`
-uname -r = `(uname -r) 2>/dev/null || echo unknown`
-uname -s = `(uname -s) 2>/dev/null || echo unknown`
-uname -v = `(uname -v) 2>/dev/null || echo unknown`
-
-/usr/bin/uname -p = `(/usr/bin/uname -p) 2>/dev/null || echo unknown`
-/bin/uname -X     = `(/bin/uname -X) 2>/dev/null     || echo unknown`
-
-/bin/arch              = `(/bin/arch) 2>/dev/null              || echo unknown`
-/usr/bin/arch -k       = `(/usr/bin/arch -k) 2>/dev/null       || echo unknown`
-/usr/convex/getsysinfo = `(/usr/convex/getsysinfo) 2>/dev/null || echo unknown`
-/usr/bin/hostinfo      = `(/usr/bin/hostinfo) 2>/dev/null      || echo unknown`
-/bin/machine           = `(/bin/machine) 2>/dev/null           || echo unknown`
-/usr/bin/oslevel       = `(/usr/bin/oslevel) 2>/dev/null       || echo unknown`
-/bin/universe          = `(/bin/universe) 2>/dev/null          || echo unknown`
-
-_ASUNAME
-
-as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    $as_echo "PATH: $as_dir"
-  done
-IFS=$as_save_IFS
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  echo "PATH: $as_dir"
+done
 
 } >&5
 
@@ -1987,6 +1054,7 @@ _ACEOF
 ac_configure_args=
 ac_configure_args0=
 ac_configure_args1=
+ac_sep=
 ac_must_keep_next=false
 for ac_pass in 1 2
 do
@@ -1997,13 +1065,13 @@ do
     -q | -quiet | --quiet | --quie | --qui | --qu | --q \
     | -silent | --silent | --silen | --sile | --sil)
       continue ;;
-    *\'*)
-      ac_arg=`$as_echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
+      ac_arg=`echo "$ac_arg" | sed "s/'/'\\\\\\\\''/g"` ;;
     esac
     case $ac_pass in
-    1) as_fn_append ac_configure_args0 " '$ac_arg'" ;;
+    1) ac_configure_args0="$ac_configure_args0 '$ac_arg'" ;;
     2)
-      as_fn_append ac_configure_args1 " '$ac_arg'"
+      ac_configure_args1="$ac_configure_args1 '$ac_arg'"
       if test $ac_must_keep_next = true; then
 	ac_must_keep_next=false # Got value, back to normal.
       else
@@ -2019,115 +1087,104 @@ do
 	  -* ) ac_must_keep_next=true ;;
 	esac
       fi
-      as_fn_append ac_configure_args " '$ac_arg'"
+      ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
+      # Get rid of the leading space.
+      ac_sep=" "
       ;;
     esac
   done
 done
-{ ac_configure_args0=; unset ac_configure_args0;}
-{ ac_configure_args1=; unset ac_configure_args1;}
+$as_unset ac_configure_args0 || test "${ac_configure_args0+set}" != set || { ac_configure_args0=; export ac_configure_args0; }
+$as_unset ac_configure_args1 || test "${ac_configure_args1+set}" != set || { ac_configure_args1=; export ac_configure_args1; }
 
 # When interrupted or exit'd, cleanup temporary files, and complete
 # config.log.  We remove comments because anyway the quotes in there
 # would cause problems or look ugly.
-# WARNING: Use '\'' to represent an apostrophe within the trap.
-# WARNING: Do not start the trap code with a newline, due to a FreeBSD 4.0 bug.
+# WARNING: Be sure not to use single quotes in there, as some shells,
+# such as our DU 5.0 friend, will then `close' the trap.
 trap 'exit_status=$?
   # Save into config.log some information that might help in debugging.
   {
     echo
 
-    $as_echo "## ---------------- ##
+    cat <<\_ASBOX
+## ---------------- ##
 ## Cache variables. ##
-## ---------------- ##"
+## ---------------- ##
+_ASBOX
     echo
     # The following way of writing the cache mishandles newlines in values,
-(
-  for ac_var in `(set) 2>&1 | sed -n '\''s/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'\''`; do
-    eval ac_val=\$$ac_var
-    case $ac_val in #(
-    *${as_nl}*)
-      case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
-      esac
-      case $ac_var in #(
-      _ | IFS | as_nl) ;; #(
-      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
-      *) { eval $ac_var=; unset $ac_var;} ;;
-      esac ;;
-    esac
-  done
+{
   (set) 2>&1 |
-    case $as_nl`(ac_space='\'' '\''; set) 2>&1` in #(
-    *${as_nl}ac_space=\ *)
+    case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in
+    *ac_space=\ *)
       sed -n \
-	"s/'\''/'\''\\\\'\'''\''/g;
-	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\''\\2'\''/p"
-      ;; #(
+	"s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
+	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
+      ;;
     *)
-      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
+      sed -n \
+	"s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
       ;;
-    esac |
-    sort
-)
+    esac;
+}
     echo
 
-    $as_echo "## ----------------- ##
+    cat <<\_ASBOX
+## ----------------- ##
 ## Output variables. ##
-## ----------------- ##"
+## ----------------- ##
+_ASBOX
     echo
     for ac_var in $ac_subst_vars
     do
-      eval ac_val=\$$ac_var
-      case $ac_val in
-      *\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
-      esac
-      $as_echo "$ac_var='\''$ac_val'\''"
+      eval ac_val=$`echo $ac_var`
+      echo "$ac_var='"'"'$ac_val'"'"'"
     done | sort
     echo
 
     if test -n "$ac_subst_files"; then
-      $as_echo "## ------------------- ##
-## File substitutions. ##
-## ------------------- ##"
+      cat <<\_ASBOX
+## ------------- ##
+## Output files. ##
+## ------------- ##
+_ASBOX
       echo
       for ac_var in $ac_subst_files
       do
-	eval ac_val=\$$ac_var
-	case $ac_val in
-	*\'\''*) ac_val=`$as_echo "$ac_val" | sed "s/'\''/'\''\\\\\\\\'\'''\''/g"`;;
-	esac
-	$as_echo "$ac_var='\''$ac_val'\''"
+	eval ac_val=$`echo $ac_var`
+	echo "$ac_var='"'"'$ac_val'"'"'"
       done | sort
       echo
     fi
 
     if test -s confdefs.h; then
-      $as_echo "## ----------- ##
+      cat <<\_ASBOX
+## ----------- ##
 ## confdefs.h. ##
-## ----------- ##"
+## ----------- ##
+_ASBOX
       echo
-      cat confdefs.h
+      sed "/^$/d" confdefs.h | sort
       echo
     fi
     test "$ac_signal" != 0 &&
-      $as_echo "$as_me: caught signal $ac_signal"
-    $as_echo "$as_me: exit $exit_status"
+      echo "$as_me: caught signal $ac_signal"
+    echo "$as_me: exit $exit_status"
   } >&5
-  rm -f core *.core core.conftest.* &&
-    rm -f -r conftest* confdefs* conf$$* $ac_clean_files &&
+  rm -f core *.core &&
+  rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
     exit $exit_status
-' 0
+     ' 0
 for ac_signal in 1 2 13 15; do
-  trap 'ac_signal='$ac_signal'; as_fn_exit 1' $ac_signal
+  trap 'ac_signal='$ac_signal'; { (exit 1); exit 1; }' $ac_signal
 done
 ac_signal=0
 
 # confdefs.h avoids OS command line length limits that DEFS can exceed.
-rm -f -r conftest* confdefs.h
-
-$as_echo "/* confdefs.h */" > confdefs.h
+rm -rf conftest* confdefs.h
+# AIX cpp loses on an empty file, so make sure it contains at least a newline.
+echo >confdefs.h
 
 # Predefined preprocessor variables.
 
@@ -2135,137 +1192,112 @@ cat >>confdefs.h <<_ACEOF
 #define PACKAGE_NAME "$PACKAGE_NAME"
 _ACEOF
 
+
 cat >>confdefs.h <<_ACEOF
 #define PACKAGE_TARNAME "$PACKAGE_TARNAME"
 _ACEOF
 
+
 cat >>confdefs.h <<_ACEOF
 #define PACKAGE_VERSION "$PACKAGE_VERSION"
 _ACEOF
 
+
 cat >>confdefs.h <<_ACEOF
 #define PACKAGE_STRING "$PACKAGE_STRING"
 _ACEOF
 
-cat >>confdefs.h <<_ACEOF
-#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
-_ACEOF
 
 cat >>confdefs.h <<_ACEOF
-#define PACKAGE_URL "$PACKAGE_URL"
+#define PACKAGE_BUGREPORT "$PACKAGE_BUGREPORT"
 _ACEOF
 
 
 # Let the site file select an alternate cache file if it wants to.
-# Prefer an explicitly selected file to automatically selected ones.
-ac_site_file1=NONE
-ac_site_file2=NONE
-if test -n "$CONFIG_SITE"; then
-  # We do not want a PATH search for config.site.
-  case $CONFIG_SITE in #((
-    -*)  ac_site_file1=./$CONFIG_SITE;;
-    */*) ac_site_file1=$CONFIG_SITE;;
-    *)   ac_site_file1=./$CONFIG_SITE;;
-  esac
-elif test "x$prefix" != xNONE; then
-  ac_site_file1=$prefix/share/config.site
-  ac_site_file2=$prefix/etc/config.site
-else
-  ac_site_file1=$ac_default_prefix/share/config.site
-  ac_site_file2=$ac_default_prefix/etc/config.site
+# Prefer explicitly selected file to automatically selected ones.
+if test -z "$CONFIG_SITE"; then
+  if test "x$prefix" != xNONE; then
+    CONFIG_SITE="$prefix/share/config.site $prefix/etc/config.site"
+  else
+    CONFIG_SITE="$ac_default_prefix/share/config.site $ac_default_prefix/etc/config.site"
+  fi
 fi
-for ac_site_file in "$ac_site_file1" "$ac_site_file2"
-do
-  test "x$ac_site_file" = xNONE && continue
-  if test /dev/null != "$ac_site_file" && test -r "$ac_site_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading site script $ac_site_file" >&5
-$as_echo "$as_me: loading site script $ac_site_file" >&6;}
+for ac_site_file in $CONFIG_SITE; do
+  if test -r "$ac_site_file"; then
+    { echo "$as_me:$LINENO: loading site script $ac_site_file" >&5
+echo "$as_me: loading site script $ac_site_file" >&6;}
     sed 's/^/| /' "$ac_site_file" >&5
-    . "$ac_site_file" \
-      || { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "failed to load site script $ac_site_file
-See \`config.log' for more details" "$LINENO" 5; }
+    . "$ac_site_file"
   fi
 done
 
 if test -r "$cache_file"; then
-  # Some versions of bash will fail to source /dev/null (special files
-  # actually), so we avoid doing that.  DJGPP emulates it as a regular file.
-  if test /dev/null != "$cache_file" && test -f "$cache_file"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: loading cache $cache_file" >&5
-$as_echo "$as_me: loading cache $cache_file" >&6;}
+  # Some versions of bash will fail to source /dev/null (special
+  # files actually), so we avoid doing that.
+  if test -f "$cache_file"; then
+    { echo "$as_me:$LINENO: loading cache $cache_file" >&5
+echo "$as_me: loading cache $cache_file" >&6;}
     case $cache_file in
-      [\\/]* | ?:[\\/]* ) . "$cache_file";;
-      *)                      . "./$cache_file";;
+      [\\/]* | ?:[\\/]* ) . $cache_file;;
+      *)                      . ./$cache_file;;
     esac
   fi
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: creating cache $cache_file" >&5
-$as_echo "$as_me: creating cache $cache_file" >&6;}
+  { echo "$as_me:$LINENO: creating cache $cache_file" >&5
+echo "$as_me: creating cache $cache_file" >&6;}
   >$cache_file
 fi
 
 # Check that the precious variables saved in the cache have kept the same
 # value.
 ac_cache_corrupted=false
-for ac_var in $ac_precious_vars; do
+for ac_var in `(set) 2>&1 |
+	       sed -n 's/^ac_env_\([a-zA-Z_0-9]*\)_set=.*/\1/p'`; do
   eval ac_old_set=\$ac_cv_env_${ac_var}_set
   eval ac_new_set=\$ac_env_${ac_var}_set
-  eval ac_old_val=\$ac_cv_env_${ac_var}_value
-  eval ac_new_val=\$ac_env_${ac_var}_value
+  eval ac_old_val="\$ac_cv_env_${ac_var}_value"
+  eval ac_new_val="\$ac_env_${ac_var}_value"
   case $ac_old_set,$ac_new_set in
     set,)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
+      { echo "$as_me:$LINENO: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&5
+echo "$as_me: error: \`$ac_var' was set to \`$ac_old_val' in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,set)
-      { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' was not set in the previous run" >&5
-$as_echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
+      { echo "$as_me:$LINENO: error: \`$ac_var' was not set in the previous run" >&5
+echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
       ac_cache_corrupted=: ;;
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-	# differences in whitespace do not lead to failure.
-	ac_old_val_w=`echo x $ac_old_val`
-	ac_new_val_w=`echo x $ac_new_val`
-	if test "$ac_old_val_w" != "$ac_new_val_w"; then
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: error: \`$ac_var' has changed since the previous run:" >&5
-$as_echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
-	  ac_cache_corrupted=:
-	else
-	  { $as_echo "$as_me:${as_lineno-$LINENO}: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&5
-$as_echo "$as_me: warning: ignoring whitespace changes in \`$ac_var' since the previous run:" >&2;}
-	  eval $ac_var=\$ac_old_val
-	fi
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   former value:  \`$ac_old_val'" >&5
-$as_echo "$as_me:   former value:  \`$ac_old_val'" >&2;}
-	{ $as_echo "$as_me:${as_lineno-$LINENO}:   current value: \`$ac_new_val'" >&5
-$as_echo "$as_me:   current value: \`$ac_new_val'" >&2;}
+	{ echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
+echo "$as_me: error: \`$ac_var' has changed since the previous run:" >&2;}
+	{ echo "$as_me:$LINENO:   former value:  $ac_old_val" >&5
+echo "$as_me:   former value:  $ac_old_val" >&2;}
+	{ echo "$as_me:$LINENO:   current value: $ac_new_val" >&5
+echo "$as_me:   current value: $ac_new_val" >&2;}
+	ac_cache_corrupted=:
       fi;;
   esac
   # Pass precious variables to config.status.
   if test "$ac_new_set" = set; then
     case $ac_new_val in
-    *\'*) ac_arg=$ac_var=`$as_echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
+    *" "*|*"	"*|*[\[\]\~\#\$\^\&\*\(\)\{\}\\\|\;\<\>\?\"\']*)
+      ac_arg=$ac_var=`echo "$ac_new_val" | sed "s/'/'\\\\\\\\''/g"` ;;
     *) ac_arg=$ac_var=$ac_new_val ;;
     esac
     case " $ac_configure_args " in
       *" '$ac_arg' "*) ;; # Avoid dups.  Use of quotes ensures accuracy.
-      *) as_fn_append ac_configure_args " '$ac_arg'" ;;
+      *) ac_configure_args="$ac_configure_args '$ac_arg'" ;;
     esac
   fi
 done
 if $ac_cache_corrupted; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-  { $as_echo "$as_me:${as_lineno-$LINENO}: error: changes in the environment can compromise the build" >&5
-$as_echo "$as_me: error: changes in the environment can compromise the build" >&2;}
-  as_fn_error $? "run \`make distclean' and/or \`rm $cache_file' and start over" "$LINENO" 5
+  { echo "$as_me:$LINENO: error: changes in the environment can compromise the build" >&5
+echo "$as_me: error: changes in the environment can compromise the build" >&2;}
+  { { echo "$as_me:$LINENO: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&5
+echo "$as_me: error: run \`make distclean' and/or \`rm $cache_file' and start over" >&2;}
+   { (exit 1); exit 1; }; }
 fi
-## -------------------- ##
-## Main body of script. ##
-## -------------------- ##
 
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
@@ -2278,6 +1310,31 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
 
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
 TK_VERSION=8.6
 TK_MAJOR_VERSION=8
 TK_MINOR_VERSION=6
@@ -2300,15 +1357,15 @@ LOCALES="cs da de el en en_gb eo es fr hu it nl pl pt ru sv"
 	# we reset no_tcl in case something fails here
 	no_tcl=true
 
-# Check whether --with-tcl was given.
-if test "${with_tcl+set}" = set; then :
-  withval=$with_tcl; with_tclconfig="${withval}"
-fi
-
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for Tcl configuration" >&5
-$as_echo_n "checking for Tcl configuration... " >&6; }
-	if ${ac_cv_c_tclconfig+:} false; then :
-  $as_echo_n "(cached) " >&6
+# Check whether --with-tcl or --without-tcl was given.
+if test "${with_tcl+set}" = set; then
+  withval="$with_tcl"
+  with_tclconfig="${withval}"
+fi;
+	echo "$as_me:$LINENO: checking for Tcl configuration" >&5
+echo $ECHO_N "checking for Tcl configuration... $ECHO_C" >&6
+	if test "${ac_cv_c_tclconfig+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 
@@ -2317,15 +1374,17 @@ else
 		case "${with_tclconfig}" in
 		    */tclConfig.sh )
 			if test -f "${with_tclconfig}"; then
-			    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: --with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself" >&5
-$as_echo "$as_me: WARNING: --with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself" >&2;}
+			    { echo "$as_me:$LINENO: WARNING: --with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself" >&5
+echo "$as_me: WARNING: --with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself" >&2;}
 			    with_tclconfig="`echo "${with_tclconfig}" | sed 's!/tclConfig\.sh$!!'`"
 			fi ;;
 		esac
 		if test -f "${with_tclconfig}/tclConfig.sh" ; then
 		    ac_cv_c_tclconfig="`(cd "${with_tclconfig}"; pwd)`"
 		else
-		    as_fn_error $? "${with_tclconfig} directory doesn't contain tclConfig.sh" "$LINENO" 5
+		    { { echo "$as_me:$LINENO: error: ${with_tclconfig} directory doesn't contain tclConfig.sh" >&5
+echo "$as_me: error: ${with_tclconfig} directory doesn't contain tclConfig.sh" >&2;}
+   { (exit 1); exit 1; }; }
 		fi
 	    fi
 
@@ -2404,26 +1463,28 @@ fi
 
 	if test x"${ac_cv_c_tclconfig}" = x ; then
 	    TCL_BIN_DIR="# no Tcl configs found"
-	    as_fn_error $? "Can't find Tcl configuration definitions. Use --with-tcl to specify a directory containing tclConfig.sh" "$LINENO" 5
+	    { { echo "$as_me:$LINENO: error: Can't find Tcl configuration definitions. Use --with-tcl to specify a directory containing tclConfig.sh" >&5
+echo "$as_me: error: Can't find Tcl configuration definitions. Use --with-tcl to specify a directory containing tclConfig.sh" >&2;}
+   { (exit 1); exit 1; }; }
 	else
 	    no_tcl=
 	    TCL_BIN_DIR="${ac_cv_c_tclconfig}"
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: found ${TCL_BIN_DIR}/tclConfig.sh" >&5
-$as_echo "found ${TCL_BIN_DIR}/tclConfig.sh" >&6; }
+	    echo "$as_me:$LINENO: result: found ${TCL_BIN_DIR}/tclConfig.sh" >&5
+echo "${ECHO_T}found ${TCL_BIN_DIR}/tclConfig.sh" >&6
 	fi
     fi
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for existence of ${TCL_BIN_DIR}/tclConfig.sh" >&5
-$as_echo_n "checking for existence of ${TCL_BIN_DIR}/tclConfig.sh... " >&6; }
+    echo "$as_me:$LINENO: checking for existence of ${TCL_BIN_DIR}/tclConfig.sh" >&5
+echo $ECHO_N "checking for existence of ${TCL_BIN_DIR}/tclConfig.sh... $ECHO_C" >&6
 
     if test -f "${TCL_BIN_DIR}/tclConfig.sh" ; then
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: loading" >&5
-$as_echo "loading" >&6; }
+        echo "$as_me:$LINENO: result: loading" >&5
+echo "${ECHO_T}loading" >&6
 	. "${TCL_BIN_DIR}/tclConfig.sh"
     else
-        { $as_echo "$as_me:${as_lineno-$LINENO}: result: could not find ${TCL_BIN_DIR}/tclConfig.sh" >&5
-$as_echo "could not find ${TCL_BIN_DIR}/tclConfig.sh" >&6; }
+        echo "$as_me:$LINENO: result: could not find ${TCL_BIN_DIR}/tclConfig.sh" >&5
+echo "${ECHO_T}could not find ${TCL_BIN_DIR}/tclConfig.sh" >&6
     fi
 
     # If the TCL_BIN_DIR is the build directory (not the install directory),
@@ -2474,19 +1535,25 @@ $as_echo "could not find ${TCL_BIN_DIR}/tclConfig.sh" >&6; }
 
 
 if test "${TCL_MAJOR_VERSION}" -ne 8 ; then
-    as_fn_error $? "${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
-Found config for Tcl ${TCL_VERSION}" "$LINENO" 5
+    { { echo "$as_me:$LINENO: error: ${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
+Found config for Tcl ${TCL_VERSION}" >&5
+echo "$as_me: error: ${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
+Found config for Tcl ${TCL_VERSION}" >&2;}
+   { (exit 1); exit 1; }; }
 fi
 if test "${TCL_MINOR_VERSION}" -lt 6 ; then
-    as_fn_error $? "${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
-Found config for Tcl ${TCL_VERSION}" "$LINENO" 5
+    { { echo "$as_me:$LINENO: error: ${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
+Found config for Tcl ${TCL_VERSION}" >&5
+echo "$as_me: error: ${PACKAGE_NAME} ${PACKAGE_VERSION} requires Tcl 8.6+
+Found config for Tcl ${TCL_VERSION}" >&2;}
+   { (exit 1); exit 1; }; }
 fi
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for tclsh" >&5
-$as_echo_n "checking for tclsh... " >&6; }
-    if ${ac_cv_path_tclsh+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking for tclsh" >&5
+echo $ECHO_N "checking for tclsh... $ECHO_C" >&6
+    if test "${ac_cv_path_tclsh+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	search_path=`echo ${PATH} | sed -e 's/:/ /g'`
@@ -2507,22 +1574,22 @@ fi
 
     if test -f "$ac_cv_path_tclsh" ; then
 	TCLSH_PROG="$ac_cv_path_tclsh"
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $TCLSH_PROG" >&5
-$as_echo "$TCLSH_PROG" >&6; }
+	echo "$as_me:$LINENO: result: $TCLSH_PROG" >&5
+echo "${ECHO_T}$TCLSH_PROG" >&6
     else
 	# It is not an error if an installed version of Tcl can't be located.
 	TCLSH_PROG=""
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: No tclsh found on PATH" >&5
-$as_echo "No tclsh found on PATH" >&6; }
+	echo "$as_me:$LINENO: result: No tclsh found on PATH" >&5
+echo "${ECHO_T}No tclsh found on PATH" >&6
     fi
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for tclsh in Tcl build directory" >&5
-$as_echo_n "checking for tclsh in Tcl build directory... " >&6; }
+    echo "$as_me:$LINENO: checking for tclsh in Tcl build directory" >&5
+echo $ECHO_N "checking for tclsh in Tcl build directory... $ECHO_C" >&6
     BUILD_TCLSH="${TCL_BIN_DIR}"/tclsh
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $BUILD_TCLSH" >&5
-$as_echo "$BUILD_TCLSH" >&6; }
+    echo "$as_me:$LINENO: result: $BUILD_TCLSH" >&5
+echo "${ECHO_T}$BUILD_TCLSH" >&6
 
 
 
@@ -2545,60 +1612,62 @@ TK_SRC_DIR="`cd "$srcdir"/..; pwd`"
 #------------------------------------------------------------------------
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use symlinks for manpages" >&5
-$as_echo_n "checking whether to use symlinks for manpages... " >&6; }
-    # Check whether --enable-man-symlinks was given.
-if test "${enable_man_symlinks+set}" = set; then :
-  enableval=$enable_man_symlinks; test "$enableval" != "no" && MAN_FLAGS="$MAN_FLAGS --symlinks"
+    echo "$as_me:$LINENO: checking whether to use symlinks for manpages" >&5
+echo $ECHO_N "checking whether to use symlinks for manpages... $ECHO_C" >&6
+    # Check whether --enable-man-symlinks or --disable-man-symlinks was given.
+if test "${enable_man_symlinks+set}" = set; then
+  enableval="$enable_man_symlinks"
+  test "$enableval" != "no" && MAN_FLAGS="$MAN_FLAGS --symlinks"
 else
   enableval="no"
-fi
-
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enableval" >&5
-$as_echo "$enableval" >&6; }
-
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to compress the manpages" >&5
-$as_echo_n "checking whether to compress the manpages... " >&6; }
-    # Check whether --enable-man-compression was given.
-if test "${enable_man_compression+set}" = set; then :
-  enableval=$enable_man_compression; case $enableval in
-	    yes) as_fn_error $? "missing argument to --enable-man-compression" "$LINENO" 5;;
+fi;
+    echo "$as_me:$LINENO: result: $enableval" >&5
+echo "${ECHO_T}$enableval" >&6
+
+    echo "$as_me:$LINENO: checking whether to compress the manpages" >&5
+echo $ECHO_N "checking whether to compress the manpages... $ECHO_C" >&6
+    # Check whether --enable-man-compression or --disable-man-compression was given.
+if test "${enable_man_compression+set}" = set; then
+  enableval="$enable_man_compression"
+  case $enableval in
+	    yes) { { echo "$as_me:$LINENO: error: missing argument to --enable-man-compression" >&5
+echo "$as_me: error: missing argument to --enable-man-compression" >&2;}
+   { (exit 1); exit 1; }; };;
 	    no)  ;;
 	    *)   MAN_FLAGS="$MAN_FLAGS --compress $enableval";;
 	esac
 else
   enableval="no"
-fi
-
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enableval" >&5
-$as_echo "$enableval" >&6; }
+fi;
+    echo "$as_me:$LINENO: result: $enableval" >&5
+echo "${ECHO_T}$enableval" >&6
     if test "$enableval" != "no"; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for compressed file suffix" >&5
-$as_echo_n "checking for compressed file suffix... " >&6; }
+	echo "$as_me:$LINENO: checking for compressed file suffix" >&5
+echo $ECHO_N "checking for compressed file suffix... $ECHO_C" >&6
 	touch TeST
 	$enableval TeST
 	Z=`ls TeST* | sed 's/^....//'`
 	rm -f TeST*
 	MAN_FLAGS="$MAN_FLAGS --extension $Z"
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $Z" >&5
-$as_echo "$Z" >&6; }
+	echo "$as_me:$LINENO: result: $Z" >&5
+echo "${ECHO_T}$Z" >&6
     fi
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to add a package name suffix for the manpages" >&5
-$as_echo_n "checking whether to add a package name suffix for the manpages... " >&6; }
-    # Check whether --enable-man-suffix was given.
-if test "${enable_man_suffix+set}" = set; then :
-  enableval=$enable_man_suffix; case $enableval in
+    echo "$as_me:$LINENO: checking whether to add a package name suffix for the manpages" >&5
+echo $ECHO_N "checking whether to add a package name suffix for the manpages... $ECHO_C" >&6
+    # Check whether --enable-man-suffix or --disable-man-suffix was given.
+if test "${enable_man_suffix+set}" = set; then
+  enableval="$enable_man_suffix"
+  case $enableval in
 	    yes) enableval="tk" MAN_FLAGS="$MAN_FLAGS --suffix $enableval";;
 	    no)  ;;
 	    *)   MAN_FLAGS="$MAN_FLAGS --suffix $enableval";;
 	esac
 else
   enableval="no"
-fi
-
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $enableval" >&5
-$as_echo "$enableval" >&6; }
+fi;
+    echo "$as_me:$LINENO: result: $enableval" >&5
+echo "${ECHO_T}$enableval" >&6
 
 
 
@@ -2621,10 +1690,10 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}gcc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -2634,37 +1703,35 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-
 fi
 if test -z "$ac_cv_prog_CC"; then
   ac_ct_CC=$CC
   # Extract the first word of "gcc", so it can be a program name with args.
 set dummy gcc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
@@ -2674,50 +1741,39 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="gcc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-  if test "x$ac_ct_CC" = x; then
-    CC=""
-  else
-    case $cross_compiling:$ac_tool_warned in
-yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
-    CC=$ac_ct_CC
-  fi
+  CC=$ac_ct_CC
 else
   CC="$ac_cv_prog_CC"
 fi
 
 if test -z "$CC"; then
-          if test -n "$ac_tool_prefix"; then
-    # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
+  if test -n "$ac_tool_prefix"; then
+  # Extract the first word of "${ac_tool_prefix}cc", so it can be a program name with args.
 set dummy ${ac_tool_prefix}cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -2727,37 +1783,77 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="${ac_tool_prefix}cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-
+fi
+if test -z "$ac_cv_prog_CC"; then
+  ac_ct_CC=$CC
+  # Extract the first word of "cc", so it can be a program name with args.
+set dummy cc; ac_word=$2
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  if test -n "$ac_ct_CC"; then
+  ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
+else
+as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+    ac_cv_prog_ac_ct_CC="cc"
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
+    break 2
   fi
+done
+done
+
+fi
+fi
+ac_ct_CC=$ac_cv_prog_ac_ct_CC
+if test -n "$ac_ct_CC"; then
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
+else
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
+fi
+
+  CC=$ac_ct_CC
+else
+  CC="$ac_cv_prog_CC"
+fi
+
 fi
 if test -z "$CC"; then
   # Extract the first word of "cc", so it can be a program name with args.
 set dummy cc; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -2768,19 +1864,18 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     if test "$as_dir/$ac_word$ac_exec_ext" = "/usr/ucb/cc"; then
        ac_prog_rejected=yes
        continue
      fi
     ac_cv_prog_CC="cc"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 if test $ac_prog_rejected = yes; then
   # We found a bogon in the path, so make sure we never use it.
@@ -2798,25 +1893,24 @@ fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-
 fi
 if test -z "$CC"; then
   if test -n "$ac_tool_prefix"; then
-  for ac_prog in cl.exe
+  for ac_prog in cl
   do
     # Extract the first word of "$ac_tool_prefix$ac_prog", so it can be a program name with args.
 set dummy $ac_tool_prefix$ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$CC"; then
   ac_cv_prog_CC="$CC" # Let the user override the test.
@@ -2826,41 +1920,39 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_CC="$ac_tool_prefix$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 fi
 fi
 CC=$ac_cv_prog_CC
 if test -n "$CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $CC" >&5
-$as_echo "$CC" >&6; }
+  echo "$as_me:$LINENO: result: $CC" >&5
+echo "${ECHO_T}$CC" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-
     test -n "$CC" && break
   done
 fi
 if test -z "$CC"; then
   ac_ct_CC=$CC
-  for ac_prog in cl.exe
+  for ac_prog in cl
 do
   # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_CC+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_CC+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$ac_ct_CC"; then
   ac_cv_prog_ac_ct_CC="$ac_ct_CC" # Let the user override the test.
@@ -2870,78 +1962,66 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_CC="$ac_prog"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 fi
 fi
 ac_ct_CC=$ac_cv_prog_ac_ct_CC
 if test -n "$ac_ct_CC"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_CC" >&5
-$as_echo "$ac_ct_CC" >&6; }
+  echo "$as_me:$LINENO: result: $ac_ct_CC" >&5
+echo "${ECHO_T}$ac_ct_CC" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-
   test -n "$ac_ct_CC" && break
 done
 
-  if test "x$ac_ct_CC" = x; then
-    CC=""
-  else
-    case $cross_compiling:$ac_tool_warned in
-yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
-    CC=$ac_ct_CC
-  fi
+  CC=$ac_ct_CC
 fi
 
 fi
 
 
-test -z "$CC" && { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "no acceptable C compiler found in \$PATH
-See \`config.log' for more details" "$LINENO" 5; }
+test -z "$CC" && { { echo "$as_me:$LINENO: error: no acceptable C compiler found in \$PATH
+See \`config.log' for more details." >&5
+echo "$as_me: error: no acceptable C compiler found in \$PATH
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
 
 # Provide some information about the compiler.
-$as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler version" >&5
-set X $ac_compile
-ac_compiler=$2
-for ac_option in --version -v -V -qversion; do
-  { { ac_try="$ac_compiler $ac_option >&5"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_compiler $ac_option >&5") 2>conftest.err
+echo "$as_me:$LINENO:" \
+     "checking for C compiler version" >&5
+ac_compiler=`set X $ac_compile; echo $2`
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler --version </dev/null >&5\"") >&5
+  (eval $ac_compiler --version </dev/null >&5) 2>&5
   ac_status=$?
-  if test -s conftest.err; then
-    sed '10a\
-... rest of stderr output deleted ...
-         10q' conftest.err >conftest.er1
-    cat conftest.er1 >&5
-  fi
-  rm -f conftest.er1 conftest.err
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-done
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -v </dev/null >&5\"") >&5
+  (eval $ac_compiler -v </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }
+{ (eval echo "$as_me:$LINENO: \"$ac_compiler -V </dev/null >&5\"") >&5
+  (eval $ac_compiler -V </dev/null >&5) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }
 
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -2953,108 +2033,112 @@ main ()
 }
 _ACEOF
 ac_clean_files_save=$ac_clean_files
-ac_clean_files="$ac_clean_files a.out a.out.dSYM a.exe b.out"
+ac_clean_files="$ac_clean_files a.out a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether the C compiler works" >&5
-$as_echo_n "checking whether the C compiler works... " >&6; }
-ac_link_default=`$as_echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
-
-# The possible output files:
-ac_files="a.out conftest.exe conftest a.exe a_out.exe b.out conftest.*"
-
-ac_rmfiles=
-for ac_file in $ac_files
-do
-  case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
-    * ) ac_rmfiles="$ac_rmfiles $ac_file";;
-  esac
-done
-rm -f $ac_rmfiles
-
-if { { ac_try="$ac_link_default"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link_default") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
-  # Autoconf-2.13 could set the ac_cv_exeext variable to `no'.
-# So ignore a value of `no', otherwise this would lead to `EXEEXT = no'
-# in a Makefile.  We should not override ac_cv_exeext if it was cached,
-# so that the user can short-circuit this test for compilers unknown to
-# Autoconf.
-for ac_file in $ac_files ''
+echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
+echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6
+ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
+if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
+  (eval $ac_link_default) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
+  # Find the output, starting from the most likely.  This scheme is
+# not robust to junk in `.', hence go to wildcards (a.*) only as a last
+# resort.
+
+# Be careful to initialize this variable, since it used to be cached.
+# Otherwise an old cache value of `no' led to `EXEEXT = no' in a Makefile.
+ac_cv_exeext=
+# b.out is created by i960 compilers.
+for ac_file in a_out.exe a.exe conftest.exe a.out conftest a.* conftest.* b.out
 do
   test -f "$ac_file" || continue
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj )
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )
+	;;
+    conftest.$ac_ext )
+	# This is the source file.
 	;;
     [ab].out )
 	# We found the default executable, but exeext='' is most
 	# certainly right.
 	break;;
     *.* )
-	if test "${ac_cv_exeext+set}" = set && test "$ac_cv_exeext" != no;
-	then :; else
-	   ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
-	fi
-	# We set ac_cv_exeext here because the later test for it is not
-	# safe: cross compilers may not add the suffix if given an `-o'
-	# argument, so we may need to know it at that point already.
-	# Even if this section looks crufty: it has the advantage of
-	# actually working.
+	ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+	# FIXME: I believe we export ac_cv_exeext for Libtool,
+	# but it would be cool to find out if it's true.  Does anybody
+	# maintain Libtool? --akim.
+	export ac_cv_exeext
 	break;;
     * )
 	break;;
   esac
 done
-test "$ac_cv_exeext" = no && ac_cv_exeext=
-
 else
-  ac_file=''
-fi
-if test -z "$ac_file"; then :
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
-$as_echo "$as_me: failed program was:" >&5
+  echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error 77 "C compiler cannot create executables
-See \`config.log' for more details" "$LINENO" 5; }
-else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+{ { echo "$as_me:$LINENO: error: C compiler cannot create executables
+See \`config.log' for more details." >&5
+echo "$as_me: error: C compiler cannot create executables
+See \`config.log' for more details." >&2;}
+   { (exit 77); exit 77; }; }
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for C compiler default output file name" >&5
-$as_echo_n "checking for C compiler default output file name... " >&6; }
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_file" >&5
-$as_echo "$ac_file" >&6; }
+
 ac_exeext=$ac_cv_exeext
+echo "$as_me:$LINENO: result: $ac_file" >&5
+echo "${ECHO_T}$ac_file" >&6
+
+# Check the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+echo "$as_me:$LINENO: checking whether the C compiler works" >&5
+echo $ECHO_N "checking whether the C compiler works... $ECHO_C" >&6
+# FIXME: These cross compiler hacks should be removed for Autoconf 3.0
+# If not cross compiling, check that we can run a simple program.
+if test "$cross_compiling" != yes; then
+  if { ac_try='./$ac_file'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+    cross_compiling=no
+  else
+    if test "$cross_compiling" = maybe; then
+	cross_compiling=yes
+    else
+	{ { echo "$as_me:$LINENO: error: cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot run C compiled programs.
+If you meant to cross compile, use \`--host'.
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
+    fi
+  fi
+fi
+echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
 
-rm -f -r a.out a.out.dSYM a.exe conftest$ac_cv_exeext b.out
+rm -f a.out a.exe conftest$ac_cv_exeext b.out
 ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of executables" >&5
-$as_echo_n "checking for suffix of executables... " >&6; }
-if { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>&5
+# Check the compiler produces executables we can run.  If not, either
+# the compiler is broken, or we cross compile.
+echo "$as_me:$LINENO: checking whether we are cross compiling" >&5
+echo $ECHO_N "checking whether we are cross compiling... $ECHO_C" >&6
+echo "$as_me:$LINENO: result: $cross_compiling" >&5
+echo "${ECHO_T}$cross_compiling" >&6
+
+echo "$as_me:$LINENO: checking for suffix of executables" >&5
+echo $ECHO_N "checking for suffix of executables... $ECHO_C" >&6
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
   ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
   # If both `conftest.exe' and `conftest' are `present' (well, observable)
 # catch `conftest.exe'.  For instance with Cygwin, `ls conftest' will
 # work properly (i.e., refer to `conftest.exe'), while it won't with
@@ -3062,90 +2146,38 @@ $as_echo "$ac_try_echo"; } >&5
 for ac_file in conftest.exe conftest conftest.*; do
   test -f "$ac_file" || continue
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM | *.o | *.obj ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;;
     *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
+	  export ac_cv_exeext
 	  break;;
     * ) break;;
   esac
 done
 else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot compute suffix of executables: cannot compile and link
-See \`config.log' for more details" "$LINENO" 5; }
+  { { echo "$as_me:$LINENO: error: cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute suffix of executables: cannot compile and link
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
 fi
-rm -f conftest conftest$ac_cv_exeext
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_exeext" >&5
-$as_echo "$ac_cv_exeext" >&6; }
+
+rm -f conftest$ac_cv_exeext
+echo "$as_me:$LINENO: result: $ac_cv_exeext" >&5
+echo "${ECHO_T}$ac_cv_exeext" >&6
 
 rm -f conftest.$ac_ext
 EXEEXT=$ac_cv_exeext
 ac_exeext=$EXEEXT
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <stdio.h>
-int
-main ()
-{
-FILE *f = fopen ("conftest.out", "w");
- return ferror (f) || fclose (f) != 0;
-
-  ;
-  return 0;
-}
-_ACEOF
-ac_clean_files="$ac_clean_files conftest.out"
-# Check that the compiler produces executables we can run.  If not, either
-# the compiler is broken, or we cross compile.
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are cross compiling" >&5
-$as_echo_n "checking whether we are cross compiling... " >&6; }
-if test "$cross_compiling" != yes; then
-  { { ac_try="$ac_link"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_link") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-  if { ac_try='./conftest$ac_cv_exeext'
-  { { case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_try") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; }; then
-    cross_compiling=no
-  else
-    if test "$cross_compiling" = maybe; then
-	cross_compiling=yes
-    else
-	{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot run C compiled programs.
-If you meant to cross compile, use \`--host'.
-See \`config.log' for more details" "$LINENO" 5; }
-    fi
-  fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $cross_compiling" >&5
-$as_echo "$cross_compiling" >&6; }
-
-rm -f conftest.$ac_ext conftest$ac_cv_exeext conftest.out
-ac_clean_files=$ac_clean_files_save
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for suffix of object files" >&5
-$as_echo_n "checking for suffix of object files... " >&6; }
-if ${ac_cv_objext+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for suffix of object files" >&5
+echo $ECHO_N "checking for suffix of object files... $ECHO_C" >&6
+if test "${ac_cv_objext+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -3157,46 +2189,45 @@ main ()
 }
 _ACEOF
 rm -f conftest.o conftest.obj
-if { { ac_try="$ac_compile"
-case "(($ac_try" in
-  *\"* | *\`* | *\\*) ac_try_echo=\$ac_try;;
-  *) ac_try_echo=$ac_try;;
-esac
-eval ac_try_echo="\"\$as_me:${as_lineno-$LINENO}: $ac_try_echo\""
-$as_echo "$ac_try_echo"; } >&5
-  (eval "$ac_compile") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }; then :
-  for ac_file in conftest.o conftest.obj conftest.*; do
-  test -f "$ac_file" || continue;
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; then
+  for ac_file in `(ls conftest.o conftest.obj; ls conftest.*) 2>/dev/null`; do
   case $ac_file in
-    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.map | *.inf | *.dSYM ) ;;
+    *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg ) ;;
     *) ac_cv_objext=`expr "$ac_file" : '.*\.\(.*\)'`
        break;;
   esac
 done
 else
-  $as_echo "$as_me: failed program was:" >&5
+  echo "$as_me: failed program was:" >&5
 sed 's/^/| /' conftest.$ac_ext >&5
 
-{ { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "cannot compute suffix of object files: cannot compile
-See \`config.log' for more details" "$LINENO" 5; }
+{ { echo "$as_me:$LINENO: error: cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." >&5
+echo "$as_me: error: cannot compute suffix of object files: cannot compile
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
 fi
+
 rm -f conftest.$ac_cv_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_objext" >&5
-$as_echo "$ac_cv_objext" >&6; }
+echo "$as_me:$LINENO: result: $ac_cv_objext" >&5
+echo "${ECHO_T}$ac_cv_objext" >&6
 OBJEXT=$ac_cv_objext
 ac_objext=$OBJEXT
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether we are using the GNU C compiler" >&5
-$as_echo_n "checking whether we are using the GNU C compiler... " >&6; }
-if ${ac_cv_c_compiler_gnu+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking whether we are using the GNU C compiler" >&5
+echo $ECHO_N "checking whether we are using the GNU C compiler... $ECHO_C" >&6
+if test "${ac_cv_c_compiler_gnu+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -3210,65 +2241,55 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_compiler_gnu=yes
 else
-  ac_compiler_gnu=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_compiler_gnu=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_compiler_gnu" >&5
-$as_echo "$ac_cv_c_compiler_gnu" >&6; }
-if test $ac_compiler_gnu = yes; then
-  GCC=yes
-else
-  GCC=
-fi
+echo "$as_me:$LINENO: result: $ac_cv_c_compiler_gnu" >&5
+echo "${ECHO_T}$ac_cv_c_compiler_gnu" >&6
+GCC=`test $ac_compiler_gnu = yes && echo yes`
 ac_test_CFLAGS=${CFLAGS+set}
 ac_save_CFLAGS=$CFLAGS
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether $CC accepts -g" >&5
-$as_echo_n "checking whether $CC accepts -g... " >&6; }
-if ${ac_cv_prog_cc_g+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  ac_save_c_werror_flag=$ac_c_werror_flag
-   ac_c_werror_flag=yes
-   ac_cv_prog_cc_g=no
-   CFLAGS="-g"
-   cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_prog_cc_g=yes
+CFLAGS="-g"
+echo "$as_me:$LINENO: checking whether $CC accepts -g" >&5
+echo $ECHO_N "checking whether $CC accepts -g... $ECHO_C" >&6
+if test "${ac_cv_prog_cc_g+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  CFLAGS=""
-      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-
-else
-  ac_c_werror_flag=$ac_save_c_werror_flag
-	 CFLAGS="-g"
-	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -3279,18 +2300,39 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_prog_cc_g=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_prog_cc_g=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-   ac_c_werror_flag=$ac_save_c_werror_flag
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_g" >&5
-$as_echo "$ac_cv_prog_cc_g" >&6; }
+echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
+echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
 if test "$ac_test_CFLAGS" = set; then
   CFLAGS=$ac_save_CFLAGS
 elif test $ac_cv_prog_cc_g = yes; then
@@ -3306,18 +2348,23 @@ else
     CFLAGS=
   fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $CC option to accept ISO C89" >&5
-$as_echo_n "checking for $CC option to accept ISO C89... " >&6; }
-if ${ac_cv_prog_cc_c89+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $CC option to accept ANSI C" >&5
+echo $ECHO_N "checking for $CC option to accept ANSI C... $ECHO_C" >&6
+if test "${ac_cv_prog_cc_stdc+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_cv_prog_cc_c89=no
+  ac_cv_prog_cc_stdc=no
 ac_save_CC=$CC
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <stdarg.h>
 #include <stdio.h>
-struct stat;
+#include <sys/types.h>
+#include <sys/stat.h>
 /* Most of the following tests are stolen from RCS 5.7's src/conf.sh.  */
 struct buf { int x; };
 FILE * (*rcsopen) (struct buf *, struct stat *, int);
@@ -3340,17 +2387,12 @@ static char *f (char * (*g) (char **, int), char **p, ...)
 /* OSF 4.0 Compaq cc is some sort of almost-ANSI by default.  It has
    function prototypes and stuff, but not '\xHH' hex character constants.
    These don't provoke an error unfortunately, instead are silently treated
-   as 'x'.  The following induces an error, until -std is added to get
+   as 'x'.  The following induces an error, until -std1 is added to get
    proper ANSI mode.  Curiously '\x00'!='x' always comes out true, for an
    array size at least.  It's necessary to write '\x00'==0 to get something
-   that's true only with -std.  */
+   that's true only with -std1.  */
 int osf4_cc_array ['\x00' == 0 ? 1 : -1];
 
-/* IBM C 6 for AIX is almost-ANSI by default, but it replaces macro parameters
-   inside strings and character constants.  */
-#define FOO(x) 'x'
-int xlc6_cc_array[FOO(a) == 'x' ? 1 : -1];
-
 int test (int i, double x);
 struct s1 {int (*f) (int a);};
 struct s2 {int (*f) (double a);};
@@ -3365,37 +2407,205 @@ return f (e, argv, 0) != argv[0]  ||  f (e, argv, 1) != argv[1];
   return 0;
 }
 _ACEOF
-for ac_arg in '' -qlanglvl=extc89 -qlanglvl=ansi -std \
-	-Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
+# Don't try gcc -ansi; that turns off useful extensions and
+# breaks some systems' header files.
+# AIX			-qlanglvl=ansi
+# Ultrix and OSF/1	-std1
+# HP-UX 10.20 and later	-Ae
+# HP-UX older versions	-Aa -D_HPUX_SOURCE
+# SVR4			-Xc -D__EXTENSIONS__
+for ac_arg in "" -qlanglvl=ansi -std1 -Ae "-Aa -D_HPUX_SOURCE" "-Xc -D__EXTENSIONS__"
 do
   CC="$ac_save_CC $ac_arg"
-  if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_prog_cc_c89=$ac_arg
+  rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_prog_cc_stdc=$ac_arg
+break
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 fi
-rm -f core conftest.err conftest.$ac_objext
-  test "x$ac_cv_prog_cc_c89" != "xno" && break
+rm -f conftest.err conftest.$ac_objext
 done
-rm -f conftest.$ac_ext
+rm -f conftest.$ac_ext conftest.$ac_objext
 CC=$ac_save_CC
 
 fi
-# AC_CACHE_VAL
-case "x$ac_cv_prog_cc_c89" in
-  x)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: none needed" >&5
-$as_echo "none needed" >&6; } ;;
-  xno)
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: unsupported" >&5
-$as_echo "unsupported" >&6; } ;;
+
+case "x$ac_cv_prog_cc_stdc" in
+  x|xno)
+    echo "$as_me:$LINENO: result: none needed" >&5
+echo "${ECHO_T}none needed" >&6 ;;
   *)
-    CC="$CC $ac_cv_prog_cc_c89"
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_prog_cc_c89" >&5
-$as_echo "$ac_cv_prog_cc_c89" >&6; } ;;
+    echo "$as_me:$LINENO: result: $ac_cv_prog_cc_stdc" >&5
+echo "${ECHO_T}$ac_cv_prog_cc_stdc" >&6
+    CC="$CC $ac_cv_prog_cc_stdc" ;;
 esac
-if test "x$ac_cv_prog_cc_c89" != xno; then :
 
+# Some people use a C++ compiler to compile C.  Since we use `exit',
+# in C++ we need to declare it.  In case someone uses the same compiler
+# for both compiling C and C++ we need to have the C++ compiler decide
+# the declaration of exit, since it's the most demanding environment.
+cat >conftest.$ac_ext <<_ACEOF
+#ifndef __cplusplus
+  choke me
+#endif
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  for ac_declaration in \
+   '' \
+   'extern "C" void std::exit (int) throw (); using std::exit;' \
+   'extern "C" void std::exit (int); using std::exit;' \
+   'extern "C" void exit (int) throw ();' \
+   'extern "C" void exit (int);' \
+   'void exit (int);'
+do
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_declaration
+#include <stdlib.h>
+int
+main ()
+{
+exit (42);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  :
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+continue
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_declaration
+int
+main ()
+{
+exit (42);
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  break
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+done
+rm -f conftest*
+if test -n "$ac_declaration"; then
+  echo '#ifdef __cplusplus' >>confdefs.h
+  echo $ac_declaration      >>confdefs.h
+  echo '#endif'             >>confdefs.h
 fi
 
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -3403,14 +2613,18 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for inline" >&5
-$as_echo_n "checking for inline... " >&6; }
-if ${ac_cv_c_inline+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for inline" >&5
+echo $ECHO_N "checking for inline... $ECHO_C" >&6
+if test "${ac_cv_c_inline+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #ifndef __cplusplus
 typedef int foo_t;
@@ -3419,16 +2633,41 @@ $ac_kw foo_t foo () {return 0; }
 #endif
 
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_c_inline=$ac_kw
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_c_inline=$ac_kw; break
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-  test "$ac_cv_c_inline" != no && break
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 done
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_inline" >&5
-$as_echo "$ac_cv_c_inline" >&6; }
+echo "$as_me:$LINENO: result: $ac_cv_c_inline" >&5
+echo "${ECHO_T}$ac_cv_c_inline" >&6
+
 
 case $ac_cv_c_inline in
   inline | yes) ;;
@@ -3456,15 +2695,15 @@ ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
 ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to run the C preprocessor" >&5
-$as_echo_n "checking how to run the C preprocessor... " >&6; }
+echo "$as_me:$LINENO: checking how to run the C preprocessor" >&5
+echo $ECHO_N "checking how to run the C preprocessor... $ECHO_C" >&6
 # On Suns, sometimes $CPP names a directory.
 if test -n "$CPP" && test -d "$CPP"; then
   CPP=
 fi
 if test -z "$CPP"; then
-  if ${ac_cv_prog_CPP+:} false; then :
-  $as_echo_n "(cached) " >&6
+  if test "${ac_cv_prog_CPP+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
       # Double quotes because CPP needs to be expanded
     for CPP in "$CC -E" "$CC -E -traditional-cpp" "/lib/cpp"
@@ -3478,7 +2717,11 @@ do
   # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #ifdef __STDC__
 # include <limits.h>
@@ -3487,34 +2730,78 @@ do
 #endif
 		     Syntax error
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
 else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  :
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 
-  # OK, works on sane cases.  Now check whether nonexistent headers
+  # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
   # Broken: success on invalid input.
 continue
 else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Passes both tests.
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
+rm -f conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then
   break
 fi
 
@@ -3526,8 +2813,8 @@ fi
 else
   ac_cv_prog_CPP=$CPP
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $CPP" >&5
-$as_echo "$CPP" >&6; }
+echo "$as_me:$LINENO: result: $CPP" >&5
+echo "${ECHO_T}$CPP" >&6
 ac_preproc_ok=false
 for ac_c_preproc_warn_flag in '' yes
 do
@@ -3537,7 +2824,11 @@ do
   # <limits.h> exists even on freestanding compilers.
   # On the NeXT, cc -E runs the code through the compiler's parser,
   # not just through cpp. "Syntax error" is here to catch this case.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #ifdef __STDC__
 # include <limits.h>
@@ -3546,40 +2837,85 @@ do
 #endif
 		     Syntax error
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
 else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  :
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Broken: fails on valid input.
 continue
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 
-  # OK, works on sane cases.  Now check whether nonexistent headers
+  # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <ac_nonexistent.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
   # Broken: success on invalid input.
 continue
 else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   # Passes both tests.
 ac_preproc_ok=:
 break
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 
 done
 # Because of `break', _AC_PREPROC_IFELSE's cleaning code was skipped.
-rm -f conftest.i conftest.err conftest.$ac_ext
-if $ac_preproc_ok; then :
-
+rm -f conftest.err conftest.$ac_ext
+if $ac_preproc_ok; then
+  :
 else
-  { { $as_echo "$as_me:${as_lineno-$LINENO}: error: in \`$ac_pwd':" >&5
-$as_echo "$as_me: error: in \`$ac_pwd':" >&2;}
-as_fn_error $? "C preprocessor \"$CPP\" fails sanity check
-See \`config.log' for more details" "$LINENO" 5; }
+  { { echo "$as_me:$LINENO: error: C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." >&5
+echo "$as_me: error: C preprocessor \"$CPP\" fails sanity check
+See \`config.log' for more details." >&2;}
+   { (exit 1); exit 1; }; }
 fi
 
 ac_ext=c
@@ -3589,142 +2925,31 @@ ac_link='$CC -o conftest$ac_exeext $CFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $
 ac_compiler_gnu=$ac_cv_c_compiler_gnu
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for grep that handles long lines and -e" >&5
-$as_echo_n "checking for grep that handles long lines and -e... " >&6; }
-if ${ac_cv_path_GREP+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for egrep" >&5
+echo $ECHO_N "checking for egrep... $ECHO_C" >&6
+if test "${ac_cv_prog_egrep+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  if test -z "$GREP"; then
-  ac_path_GREP_found=false
-  # Loop through the user's path and test for each of PROGNAME-LIST
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in grep ggrep; do
-    for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_GREP="$as_dir/$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_GREP" || continue
-# Check for GNU ac_path_GREP and select it if it is found.
-  # Check for GNU $ac_path_GREP
-case `"$ac_path_GREP" --version 2>&1` in
-*GNU*)
-  ac_cv_path_GREP="$ac_path_GREP" ac_path_GREP_found=:;;
-*)
-  ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
-  while :
-  do
-    cat "conftest.in" "conftest.in" >"conftest.tmp"
-    mv "conftest.tmp" "conftest.in"
-    cp "conftest.in" "conftest.nl"
-    $as_echo 'GREP' >> "conftest.nl"
-    "$ac_path_GREP" -e 'GREP$' -e '-(cannot match)-' < "conftest.nl" >"conftest.out" 2>/dev/null || break
-    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
-    as_fn_arith $ac_count + 1 && ac_count=$as_val
-    if test $ac_count -gt ${ac_path_GREP_max-0}; then
-      # Best one so far, save it but keep looking for a better one
-      ac_cv_path_GREP="$ac_path_GREP"
-      ac_path_GREP_max=$ac_count
+  if echo a | (grep -E '(a|b)') >/dev/null 2>&1
+    then ac_cv_prog_egrep='grep -E'
+    else ac_cv_prog_egrep='egrep'
     fi
-    # 10*(2^10) chars as input seems more than enough
-    test $ac_count -gt 10 && break
-  done
-  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
-esac
-
-      $ac_path_GREP_found && break 3
-    done
-  done
-  done
-IFS=$as_save_IFS
-  if test -z "$ac_cv_path_GREP"; then
-    as_fn_error $? "no acceptable grep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
-  fi
-else
-  ac_cv_path_GREP=$GREP
-fi
-
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_GREP" >&5
-$as_echo "$ac_cv_path_GREP" >&6; }
- GREP="$ac_cv_path_GREP"
+echo "$as_me:$LINENO: result: $ac_cv_prog_egrep" >&5
+echo "${ECHO_T}$ac_cv_prog_egrep" >&6
+ EGREP=$ac_cv_prog_egrep
 
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for egrep" >&5
-$as_echo_n "checking for egrep... " >&6; }
-if ${ac_cv_path_EGREP+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for ANSI C header files" >&5
+echo $ECHO_N "checking for ANSI C header files... $ECHO_C" >&6
+if test "${ac_cv_header_stdc+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  if echo a | $GREP -E '(a|b)' >/dev/null 2>&1
-   then ac_cv_path_EGREP="$GREP -E"
-   else
-     if test -z "$EGREP"; then
-  ac_path_EGREP_found=false
-  # Loop through the user's path and test for each of PROGNAME-LIST
-  as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH$PATH_SEPARATOR/usr/xpg4/bin
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    for ac_prog in egrep; do
-    for ac_exec_ext in '' $ac_executable_extensions; do
-      ac_path_EGREP="$as_dir/$ac_prog$ac_exec_ext"
-      as_fn_executable_p "$ac_path_EGREP" || continue
-# Check for GNU ac_path_EGREP and select it if it is found.
-  # Check for GNU $ac_path_EGREP
-case `"$ac_path_EGREP" --version 2>&1` in
-*GNU*)
-  ac_cv_path_EGREP="$ac_path_EGREP" ac_path_EGREP_found=:;;
-*)
-  ac_count=0
-  $as_echo_n 0123456789 >"conftest.in"
-  while :
-  do
-    cat "conftest.in" "conftest.in" >"conftest.tmp"
-    mv "conftest.tmp" "conftest.in"
-    cp "conftest.in" "conftest.nl"
-    $as_echo 'EGREP' >> "conftest.nl"
-    "$ac_path_EGREP" 'EGREP$' < "conftest.nl" >"conftest.out" 2>/dev/null || break
-    diff "conftest.out" "conftest.nl" >/dev/null 2>&1 || break
-    as_fn_arith $ac_count + 1 && ac_count=$as_val
-    if test $ac_count -gt ${ac_path_EGREP_max-0}; then
-      # Best one so far, save it but keep looking for a better one
-      ac_cv_path_EGREP="$ac_path_EGREP"
-      ac_path_EGREP_max=$ac_count
-    fi
-    # 10*(2^10) chars as input seems more than enough
-    test $ac_count -gt 10 && break
-  done
-  rm -f conftest.in conftest.tmp conftest.nl conftest.out;;
-esac
-
-      $ac_path_EGREP_found && break 3
-    done
-  done
-  done
-IFS=$as_save_IFS
-  if test -z "$ac_cv_path_EGREP"; then
-    as_fn_error $? "no acceptable egrep could be found in $PATH$PATH_SEPARATOR/usr/xpg4/bin" "$LINENO" 5
-  fi
-else
-  ac_cv_path_EGREP=$EGREP
-fi
-
-   fi
-fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_path_EGREP" >&5
-$as_echo "$ac_cv_path_EGREP" >&6; }
- EGREP="$ac_cv_path_EGREP"
-
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for ANSI C header files" >&5
-$as_echo_n "checking for ANSI C header files... " >&6; }
-if ${ac_cv_header_stdc+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <stdlib.h>
 #include <stdarg.h>
@@ -3739,23 +2964,51 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_header_stdc=yes
 else
-  ac_cv_header_stdc=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_stdc=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <string.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "memchr" >/dev/null 2>&1; then :
-
+  $EGREP "memchr" >/dev/null 2>&1; then
+  :
 else
   ac_cv_header_stdc=no
 fi
@@ -3765,14 +3018,18 @@ fi
 
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "free" >/dev/null 2>&1; then :
-
+  $EGREP "free" >/dev/null 2>&1; then
+  :
 else
   ac_cv_header_stdc=no
 fi
@@ -3782,13 +3039,16 @@ fi
 
 if test $ac_cv_header_stdc = yes; then
   # /bin/cc in Irix-4.0.5 gets non-ANSI ctype macros unless using -ansi.
-  if test "$cross_compiling" = yes; then :
+  if test "$cross_compiling" = yes; then
   :
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <ctype.h>
-#include <stdlib.h>
 #if ((' ' & 0x0FF) == 0x020)
 # define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
 # define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
@@ -3808,39 +3068,109 @@ main ()
   for (i = 0; i < 256; i++)
     if (XOR (islower (i), ISLOWER (i))
 	|| toupper (i) != TOUPPER (i))
-      return 2;
-  return 0;
+      exit(2);
+  exit (0);
 }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
-
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  :
 else
-  ac_cv_header_stdc=no
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+ac_cv_header_stdc=no
 fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
-
 fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_stdc" >&5
-$as_echo "$ac_cv_header_stdc" >&6; }
+echo "$as_me:$LINENO: result: $ac_cv_header_stdc" >&5
+echo "${ECHO_T}$ac_cv_header_stdc" >&6
 if test $ac_cv_header_stdc = yes; then
 
-$as_echo "#define STDC_HEADERS 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define STDC_HEADERS 1
+_ACEOF
 
 fi
 
 # On IRIX 5.3, sys/types and inttypes.h are conflicting.
+
+
+
+
+
+
+
+
+
 for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
 		  inttypes.h stdint.h unistd.h
-do :
-  as_ac_Header=`$as_echo "ac_cv_header_$ac_header" | $as_tr_sh`
-ac_fn_c_check_header_compile "$LINENO" "$ac_header" "$as_ac_Header" "$ac_includes_default
-"
-if eval test \"x\$"$as_ac_Header"\" = x"yes"; then :
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  eval "$as_ac_Header=yes"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+eval "$as_ac_Header=no"
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
   cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
 
 fi
@@ -3848,48 +3178,196 @@ fi
 done
 
 
-ac_fn_c_check_header_mongrel "$LINENO" "stdlib.h" "ac_cv_header_stdlib_h" "$ac_includes_default"
-if test "x$ac_cv_header_stdlib_h" = xyes; then :
+if test "${ac_cv_header_stdlib_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for stdlib.h" >&5
+echo $ECHO_N "checking for stdlib.h... $ECHO_C" >&6
+if test "${ac_cv_header_stdlib_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdlib_h" >&5
+echo "${ECHO_T}$ac_cv_header_stdlib_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking stdlib.h usability" >&5
+echo $ECHO_N "checking stdlib.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+#include <stdlib.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking stdlib.h presence" >&5
+echo $ECHO_N "checking stdlib.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <stdlib.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  ac_header_preproc=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: stdlib.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: stdlib.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: stdlib.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: stdlib.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: stdlib.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: stdlib.h:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: stdlib.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: stdlib.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: stdlib.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ----------------------------- ##
+## Report this to the tk lists.  ##
+## ----------------------------- ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for stdlib.h" >&5
+echo $ECHO_N "checking for stdlib.h... $ECHO_C" >&6
+if test "${ac_cv_header_stdlib_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_stdlib_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_stdlib_h" >&5
+echo "${ECHO_T}$ac_cv_header_stdlib_h" >&6
+
+fi
+if test $ac_cv_header_stdlib_h = yes; then
   tk_ok=1
 else
   tk_ok=0
 fi
 
 
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "strtol" >/dev/null 2>&1; then :
-
+  $EGREP "strtol" >/dev/null 2>&1; then
+  :
 else
   tk_ok=0
 fi
 rm -f conftest*
 
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "strtoul" >/dev/null 2>&1; then :
-
+  $EGREP "strtoul" >/dev/null 2>&1; then
+  :
 else
   tk_ok=0
 fi
 rm -f conftest*
 
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <stdlib.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "strtod" >/dev/null 2>&1; then :
-
+  $EGREP "strtod" >/dev/null 2>&1; then
+  :
 else
   tk_ok=0
 fi
@@ -3897,7 +3375,9 @@ rm -f conftest*
 
 if test $tk_ok = 0; then
 
-$as_echo "#define NO_STDLIB_H 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define NO_STDLIB_H 1
+_ACEOF
 
 fi
 
@@ -3907,14 +3387,18 @@ fi
 #------------------------------------------------------------------------
 
 if test -z "$no_pipe" && test -n "$GCC"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if the compiler understands -pipe" >&5
-$as_echo_n "checking if the compiler understands -pipe... " >&6; }
-if ${tcl_cv_cc_pipe+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking if the compiler understands -pipe" >&5
+echo $ECHO_N "checking if the compiler understands -pipe... $ECHO_C" >&6
+if test "${tcl_cv_cc_pipe+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -pipe"
-	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -3925,16 +3409,40 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_cc_pipe=yes
 else
-  tcl_cv_cc_pipe=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cc_pipe=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 	CFLAGS=$hold_cflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_pipe" >&5
-$as_echo "$tcl_cv_cc_pipe" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_cc_pipe" >&5
+echo "${ECHO_T}$tcl_cv_cc_pipe" >&6
     if test $tcl_cv_cc_pipe = yes; then
 	CFLAGS="$CFLAGS -pipe"
     fi
@@ -3945,13 +3453,13 @@ fi
 #------------------------------------------------------------------------
 
 
-    # Check whether --enable-threads was given.
-if test "${enable_threads+set}" = set; then :
-  enableval=$enable_threads; tcl_ok=$enableval
+    # Check whether --enable-threads or --disable-threads was given.
+if test "${enable_threads+set}" = set; then
+  enableval="$enable_threads"
+  tcl_ok=$enableval
 else
   tcl_ok=yes
-fi
-
+fi;
 
     if test "${TCL_THREADS}" = 1; then
 	tcl_threaded_core=1;
@@ -3962,56 +3470,92 @@ fi
 	# USE_THREAD_ALLOC tells us to try the special thread-based
 	# allocator that significantly reduces lock contention
 
-$as_echo "#define USE_THREAD_ALLOC 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define USE_THREAD_ALLOC 1
+_ACEOF
 
 
-$as_echo "#define _REENTRANT 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _REENTRANT 1
+_ACEOF
 
 	if test "`uname -s`" = "SunOS" ; then
 
-$as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _POSIX_PTHREAD_SEMANTICS 1
+_ACEOF
 
 	fi
 
-$as_echo "#define _THREAD_SAFE 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _THREAD_SAFE 1
+_ACEOF
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_mutex_init in -lpthread" >&5
-$as_echo_n "checking for pthread_mutex_init in -lpthread... " >&6; }
-if ${ac_cv_lib_pthread_pthread_mutex_init+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking for pthread_mutex_init in -lpthread" >&5
+echo $ECHO_N "checking for pthread_mutex_init in -lpthread... $ECHO_C" >&6
+if test "${ac_cv_lib_pthread_pthread_mutex_init+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char pthread_mutex_init ();
 int
 main ()
 {
-return pthread_mutex_init ();
+pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_pthread_pthread_mutex_init=yes
 else
-  ac_cv_lib_pthread_pthread_mutex_init=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_pthread_pthread_mutex_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread_pthread_mutex_init" >&5
-$as_echo "$ac_cv_lib_pthread_pthread_mutex_init" >&6; }
-if test "x$ac_cv_lib_pthread_pthread_mutex_init" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_pthread_pthread_mutex_init" >&5
+echo "${ECHO_T}$ac_cv_lib_pthread_pthread_mutex_init" >&6
+if test $ac_cv_lib_pthread_pthread_mutex_init = yes; then
   tcl_ok=yes
 else
   tcl_ok=no
@@ -4023,43 +3567,71 @@ fi
 	    # defined.  We could alternatively do an AC_TRY_COMPILE with
 	    # pthread.h, but that will work with libpthread really doesn't
 	    # exist, like AIX 4.2.  [Bug: 4359]
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for __pthread_mutex_init in -lpthread" >&5
-$as_echo_n "checking for __pthread_mutex_init in -lpthread... " >&6; }
-if ${ac_cv_lib_pthread___pthread_mutex_init+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for __pthread_mutex_init in -lpthread" >&5
+echo $ECHO_N "checking for __pthread_mutex_init in -lpthread... $ECHO_C" >&6
+if test "${ac_cv_lib_pthread___pthread_mutex_init+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char __pthread_mutex_init ();
 int
 main ()
 {
-return __pthread_mutex_init ();
+__pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_pthread___pthread_mutex_init=yes
 else
-  ac_cv_lib_pthread___pthread_mutex_init=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_pthread___pthread_mutex_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthread___pthread_mutex_init" >&5
-$as_echo "$ac_cv_lib_pthread___pthread_mutex_init" >&6; }
-if test "x$ac_cv_lib_pthread___pthread_mutex_init" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_pthread___pthread_mutex_init" >&5
+echo "${ECHO_T}$ac_cv_lib_pthread___pthread_mutex_init" >&6
+if test $ac_cv_lib_pthread___pthread_mutex_init = yes; then
   tcl_ok=yes
 else
   tcl_ok=no
@@ -4071,43 +3643,71 @@ fi
 	    # The space is needed
 	    THREADS_LIBS=" -lpthread"
 	else
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_mutex_init in -lpthreads" >&5
-$as_echo_n "checking for pthread_mutex_init in -lpthreads... " >&6; }
-if ${ac_cv_lib_pthreads_pthread_mutex_init+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for pthread_mutex_init in -lpthreads" >&5
+echo $ECHO_N "checking for pthread_mutex_init in -lpthreads... $ECHO_C" >&6
+if test "${ac_cv_lib_pthreads_pthread_mutex_init+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthreads  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char pthread_mutex_init ();
 int
 main ()
 {
-return pthread_mutex_init ();
+pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_pthreads_pthread_mutex_init=yes
 else
-  ac_cv_lib_pthreads_pthread_mutex_init=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_pthreads_pthread_mutex_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_pthreads_pthread_mutex_init" >&5
-$as_echo "$ac_cv_lib_pthreads_pthread_mutex_init" >&6; }
-if test "x$ac_cv_lib_pthreads_pthread_mutex_init" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_pthreads_pthread_mutex_init" >&5
+echo "${ECHO_T}$ac_cv_lib_pthreads_pthread_mutex_init" >&6
+if test $ac_cv_lib_pthreads_pthread_mutex_init = yes; then
   tcl_ok=yes
 else
   tcl_ok=no
@@ -4117,86 +3717,142 @@ fi
 		# The space is needed
 		THREADS_LIBS=" -lpthreads"
 	    else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_mutex_init in -lc" >&5
-$as_echo_n "checking for pthread_mutex_init in -lc... " >&6; }
-if ${ac_cv_lib_c_pthread_mutex_init+:} false; then :
-  $as_echo_n "(cached) " >&6
+		echo "$as_me:$LINENO: checking for pthread_mutex_init in -lc" >&5
+echo $ECHO_N "checking for pthread_mutex_init in -lc... $ECHO_C" >&6
+if test "${ac_cv_lib_c_pthread_mutex_init+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char pthread_mutex_init ();
 int
 main ()
 {
-return pthread_mutex_init ();
+pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_c_pthread_mutex_init=yes
 else
-  ac_cv_lib_c_pthread_mutex_init=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_c_pthread_mutex_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_pthread_mutex_init" >&5
-$as_echo "$ac_cv_lib_c_pthread_mutex_init" >&6; }
-if test "x$ac_cv_lib_c_pthread_mutex_init" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_c_pthread_mutex_init" >&5
+echo "${ECHO_T}$ac_cv_lib_c_pthread_mutex_init" >&6
+if test $ac_cv_lib_c_pthread_mutex_init = yes; then
   tcl_ok=yes
 else
   tcl_ok=no
 fi
 
 		if test "$tcl_ok" = "no"; then
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pthread_mutex_init in -lc_r" >&5
-$as_echo_n "checking for pthread_mutex_init in -lc_r... " >&6; }
-if ${ac_cv_lib_c_r_pthread_mutex_init+:} false; then :
-  $as_echo_n "(cached) " >&6
+		    echo "$as_me:$LINENO: checking for pthread_mutex_init in -lc_r" >&5
+echo $ECHO_N "checking for pthread_mutex_init in -lc_r... $ECHO_C" >&6
+if test "${ac_cv_lib_c_r_pthread_mutex_init+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc_r  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char pthread_mutex_init ();
 int
 main ()
 {
-return pthread_mutex_init ();
+pthread_mutex_init ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_c_r_pthread_mutex_init=yes
 else
-  ac_cv_lib_c_r_pthread_mutex_init=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_c_r_pthread_mutex_init=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_c_r_pthread_mutex_init" >&5
-$as_echo "$ac_cv_lib_c_r_pthread_mutex_init" >&6; }
-if test "x$ac_cv_lib_c_r_pthread_mutex_init" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_c_r_pthread_mutex_init" >&5
+echo "${ECHO_T}$ac_cv_lib_c_r_pthread_mutex_init" >&6
+if test $ac_cv_lib_c_r_pthread_mutex_init = yes; then
   tcl_ok=yes
 else
   tcl_ok=no
@@ -4207,8 +3863,8 @@ fi
 			THREADS_LIBS=" -pthread"
 		    else
 			TCL_THREADS=0
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile..." >&5
-$as_echo "$as_me: WARNING: Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile..." >&2;}
+			{ echo "$as_me:$LINENO: WARNING: Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile..." >&5
+echo "$as_me: WARNING: Don't know how to find pthread lib on your system - you must disable thread support or edit the LIBS in the Makefile..." >&2;}
 		    fi
 		fi
 	    fi
@@ -4219,13 +3875,104 @@ $as_echo "$as_me: WARNING: Don't know how to find pthread lib on your system - y
 
 	ac_saved_libs=$LIBS
 	LIBS="$LIBS $THREADS_LIBS"
-	for ac_func in pthread_attr_setstacksize pthread_atfork
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+
+
+for ac_func in pthread_attr_setstacksize pthread_atfork
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define $ac_func innocuous_$ac_func
+
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func (); below.
+    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+    <limits.h> exists even on freestanding compilers.  */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $ac_func
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char $ac_func ();
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+char (*f) () = $ac_func;
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+int
+main ()
+{
+return f != $ac_func;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  eval "$as_ac_var=yes"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+eval "$as_ac_var=no"
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
   cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
 
 fi
@@ -4236,22 +3983,24 @@ done
 	TCL_THREADS=0
     fi
     # Do checking message here to not mess up interleaved configure output
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for building with threads" >&5
-$as_echo_n "checking for building with threads... " >&6; }
+    echo "$as_me:$LINENO: checking for building with threads" >&5
+echo $ECHO_N "checking for building with threads... $ECHO_C" >&6
     if test "${TCL_THREADS}" = 1; then
 
-$as_echo "#define TCL_THREADS 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define TCL_THREADS 1
+_ACEOF
 
 	if test "${tcl_threaded_core}" = 1; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes (threaded core)" >&5
-$as_echo "yes (threaded core)" >&6; }
+	    echo "$as_me:$LINENO: result: yes (threaded core)" >&5
+echo "${ECHO_T}yes (threaded core)" >&6
 	else
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+	    echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
 	fi
     else
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+	echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
     fi
 
 
@@ -4261,15 +4010,15 @@ $as_echo "no" >&6; }
 LIBS="$LIBS$THREADS_LIBS"
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking how to build libraries" >&5
-$as_echo_n "checking how to build libraries... " >&6; }
-    # Check whether --enable-shared was given.
-if test "${enable_shared+set}" = set; then :
-  enableval=$enable_shared; tcl_ok=$enableval
+    echo "$as_me:$LINENO: checking how to build libraries" >&5
+echo $ECHO_N "checking how to build libraries... $ECHO_C" >&6
+    # Check whether --enable-shared or --disable-shared was given.
+if test "${enable_shared+set}" = set; then
+  enableval="$enable_shared"
+  tcl_ok=$enableval
 else
   tcl_ok=yes
-fi
-
+fi;
 
     if test "${enable_shared+set}" = set; then
 	enableval="$enable_shared"
@@ -4279,15 +4028,17 @@ fi
     fi
 
     if test "$tcl_ok" = "yes" ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: shared" >&5
-$as_echo "shared" >&6; }
+	echo "$as_me:$LINENO: result: shared" >&5
+echo "${ECHO_T}shared" >&6
 	SHARED_BUILD=1
     else
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: static" >&5
-$as_echo "static" >&6; }
+	echo "$as_me:$LINENO: result: static" >&5
+echo "${ECHO_T}static" >&6
 	SHARED_BUILD=0
 
-$as_echo "#define STATIC_BUILD 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define STATIC_BUILD 1
+_ACEOF
 
     fi
 
@@ -4301,10 +4052,10 @@ $as_echo "#define STATIC_BUILD 1" >>confdefs.h
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ranlib", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ranlib; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_RANLIB+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_RANLIB+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$RANLIB"; then
   ac_cv_prog_RANLIB="$RANLIB" # Let the user override the test.
@@ -4314,37 +4065,35 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_RANLIB="${ac_tool_prefix}ranlib"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 fi
 fi
 RANLIB=$ac_cv_prog_RANLIB
 if test -n "$RANLIB"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $RANLIB" >&5
-$as_echo "$RANLIB" >&6; }
+  echo "$as_me:$LINENO: result: $RANLIB" >&5
+echo "${ECHO_T}$RANLIB" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-
 fi
 if test -z "$ac_cv_prog_RANLIB"; then
   ac_ct_RANLIB=$RANLIB
   # Extract the first word of "ranlib", so it can be a program name with args.
 set dummy ranlib; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_RANLIB+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_RANLIB+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$ac_ct_RANLIB"; then
   ac_cv_prog_ac_ct_RANLIB="$ac_ct_RANLIB" # Let the user override the test.
@@ -4354,38 +4103,28 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_RANLIB="ranlib"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
+  test -z "$ac_cv_prog_ac_ct_RANLIB" && ac_cv_prog_ac_ct_RANLIB=":"
 fi
 fi
 ac_ct_RANLIB=$ac_cv_prog_ac_ct_RANLIB
 if test -n "$ac_ct_RANLIB"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_RANLIB" >&5
-$as_echo "$ac_ct_RANLIB" >&6; }
+  echo "$as_me:$LINENO: result: $ac_ct_RANLIB" >&5
+echo "${ECHO_T}$ac_ct_RANLIB" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-  if test "x$ac_ct_RANLIB" = x; then
-    RANLIB=":"
-  else
-    case $cross_compiling:$ac_tool_warned in
-yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
-    RANLIB=$ac_ct_RANLIB
-  fi
+  RANLIB=$ac_ct_RANLIB
 else
   RANLIB="$ac_cv_prog_RANLIB"
 fi
@@ -4394,47 +4133,52 @@ fi
 
     # Step 0.a: Enable 64 bit support?
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if 64bit support is requested" >&5
-$as_echo_n "checking if 64bit support is requested... " >&6; }
-    # Check whether --enable-64bit was given.
-if test "${enable_64bit+set}" = set; then :
-  enableval=$enable_64bit; do64bit=$enableval
+    echo "$as_me:$LINENO: checking if 64bit support is requested" >&5
+echo $ECHO_N "checking if 64bit support is requested... $ECHO_C" >&6
+    # Check whether --enable-64bit or --disable-64bit was given.
+if test "${enable_64bit+set}" = set; then
+  enableval="$enable_64bit"
+  do64bit=$enableval
 else
   do64bit=no
-fi
-
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $do64bit" >&5
-$as_echo "$do64bit" >&6; }
+fi;
+    echo "$as_me:$LINENO: result: $do64bit" >&5
+echo "${ECHO_T}$do64bit" >&6
 
     # Step 0.b: Enable Solaris 64 bit VIS support?
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if 64bit Sparc VIS support is requested" >&5
-$as_echo_n "checking if 64bit Sparc VIS support is requested... " >&6; }
-    # Check whether --enable-64bit-vis was given.
-if test "${enable_64bit_vis+set}" = set; then :
-  enableval=$enable_64bit_vis; do64bitVIS=$enableval
+    echo "$as_me:$LINENO: checking if 64bit Sparc VIS support is requested" >&5
+echo $ECHO_N "checking if 64bit Sparc VIS support is requested... $ECHO_C" >&6
+    # Check whether --enable-64bit-vis or --disable-64bit-vis was given.
+if test "${enable_64bit_vis+set}" = set; then
+  enableval="$enable_64bit_vis"
+  do64bitVIS=$enableval
 else
   do64bitVIS=no
-fi
-
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $do64bitVIS" >&5
-$as_echo "$do64bitVIS" >&6; }
+fi;
+    echo "$as_me:$LINENO: result: $do64bitVIS" >&5
+echo "${ECHO_T}$do64bitVIS" >&6
     # Force 64bit on with VIS
-    if test "$do64bitVIS" = "yes"; then :
+    if test "$do64bitVIS" = "yes"; then
   do64bit=yes
 fi
 
+
     # Step 0.c: Check if visibility support is available. Do this here so
     # that platform specific alternatives can be used below if this fails.
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler supports visibility \"hidden\"" >&5
-$as_echo_n "checking if compiler supports visibility \"hidden\"... " >&6; }
-if ${tcl_cv_cc_visibility_hidden+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking if compiler supports visibility \"hidden\"" >&5
+echo $ECHO_N "checking if compiler supports visibility \"hidden\"... $ECHO_C" >&6
+if test "${tcl_cv_cc_visibility_hidden+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
-	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 	    extern __attribute__((__visibility__("hidden"))) void f(void);
@@ -4447,50 +4191,79 @@ f();
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_cc_visibility_hidden=yes
 else
-  tcl_cv_cc_visibility_hidden=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cc_visibility_hidden=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 	CFLAGS=$hold_cflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_visibility_hidden" >&5
-$as_echo "$tcl_cv_cc_visibility_hidden" >&6; }
-    if test $tcl_cv_cc_visibility_hidden = yes; then :
+echo "$as_me:$LINENO: result: $tcl_cv_cc_visibility_hidden" >&5
+echo "${ECHO_T}$tcl_cv_cc_visibility_hidden" >&6
+    if test $tcl_cv_cc_visibility_hidden = yes; then
 
 
-$as_echo "#define MODULE_SCOPE extern __attribute__((__visibility__(\"hidden\")))" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define MODULE_SCOPE extern __attribute__((__visibility__("hidden")))
+_ACEOF
 
 
-$as_echo "#define HAVE_HIDDEN 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_HIDDEN 1
+_ACEOF
 
 
 fi
 
+
     # Step 0.d: Disable -rpath support?
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if rpath support is requested" >&5
-$as_echo_n "checking if rpath support is requested... " >&6; }
-    # Check whether --enable-rpath was given.
-if test "${enable_rpath+set}" = set; then :
-  enableval=$enable_rpath; doRpath=$enableval
+    echo "$as_me:$LINENO: checking if rpath support is requested" >&5
+echo $ECHO_N "checking if rpath support is requested... $ECHO_C" >&6
+    # Check whether --enable-rpath or --disable-rpath was given.
+if test "${enable_rpath+set}" = set; then
+  enableval="$enable_rpath"
+  doRpath=$enableval
 else
   doRpath=yes
-fi
-
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $doRpath" >&5
-$as_echo "$doRpath" >&6; }
+fi;
+    echo "$as_me:$LINENO: result: $doRpath" >&5
+echo "${ECHO_T}$doRpath" >&6
 
     # Step 1: set the variable "system" to hold the name and version number
     # for the system.
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking system version" >&5
-$as_echo_n "checking system version... " >&6; }
-if ${tcl_cv_sys_version+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking system version" >&5
+echo $ECHO_N "checking system version... $ECHO_C" >&6
+if test "${tcl_cv_sys_version+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	if test -f /usr/lib/NextStep/software_version; then
@@ -4498,8 +4271,8 @@ else
 	else
 	    tcl_cv_sys_version=`uname -s`-`uname -r`
 	    if test "$?" -ne 0 ; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: can't find uname command" >&5
-$as_echo "$as_me: WARNING: can't find uname command" >&2;}
+		{ echo "$as_me:$LINENO: WARNING: can't find uname command" >&5
+echo "$as_me: WARNING: can't find uname command" >&2;}
 		tcl_cv_sys_version=unknown
 	    else
 		# Special check for weird MP-RAS system (uname returns weird
@@ -4518,51 +4291,79 @@ $as_echo "$as_me: WARNING: can't find uname command" >&2;}
 	fi
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_sys_version" >&5
-$as_echo "$tcl_cv_sys_version" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_sys_version" >&5
+echo "${ECHO_T}$tcl_cv_sys_version" >&6
     system=$tcl_cv_sys_version
 
 
     # Step 2: check for existence of -ldl library.  This is needed because
     # Linux can use either -ldl or -ldld for dynamic loading.
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for dlopen in -ldl" >&5
-$as_echo_n "checking for dlopen in -ldl... " >&6; }
-if ${ac_cv_lib_dl_dlopen+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking for dlopen in -ldl" >&5
+echo $ECHO_N "checking for dlopen in -ldl... $ECHO_C" >&6
+if test "${ac_cv_lib_dl_dlopen+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char dlopen ();
 int
 main ()
 {
-return dlopen ();
+dlopen ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_dl_dlopen=yes
 else
-  ac_cv_lib_dl_dlopen=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_dl_dlopen=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dl_dlopen" >&5
-$as_echo "$ac_cv_lib_dl_dlopen" >&6; }
-if test "x$ac_cv_lib_dl_dlopen" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_dl_dlopen" >&5
+echo "${ECHO_T}$ac_cv_lib_dl_dlopen" >&6
+if test $ac_cv_lib_dl_dlopen = yes; then
   have_dl=yes
 else
   have_dl=no
@@ -4588,7 +4389,7 @@ fi
     ECHO_VERSION='`echo ${VERSION}`'
     TCL_LIB_VERSIONS_OK=ok
     CFLAGS_DEBUG=-g
-    if test "$GCC" = yes; then :
+    if test "$GCC" = yes; then
 
 	CFLAGS_OPTIMIZE=-O2
 	CFLAGS_WARNING="-Wall -Wpointer-arith"
@@ -4599,13 +4400,14 @@ else
 	CFLAGS_WARNING=""
 
 fi
+
     if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_AR+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_AR+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$AR"; then
   ac_cv_prog_AR="$AR" # Let the user override the test.
@@ -4615,37 +4417,35 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_AR="${ac_tool_prefix}ar"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 fi
 fi
 AR=$ac_cv_prog_AR
 if test -n "$AR"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $AR" >&5
-$as_echo "$AR" >&6; }
+  echo "$as_me:$LINENO: result: $AR" >&5
+echo "${ECHO_T}$AR" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-
 fi
 if test -z "$ac_cv_prog_AR"; then
   ac_ct_AR=$AR
   # Extract the first word of "ar", so it can be a program name with args.
 set dummy ar; ac_word=$2
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for $ac_word" >&5
-$as_echo_n "checking for $ac_word... " >&6; }
-if ${ac_cv_prog_ac_ct_AR+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for $ac_word" >&5
+echo $ECHO_N "checking for $ac_word... $ECHO_C" >&6
+if test "${ac_cv_prog_ac_ct_AR+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   if test -n "$ac_ct_AR"; then
   ac_cv_prog_ac_ct_AR="$ac_ct_AR" # Let the user override the test.
@@ -4655,38 +4455,27 @@ for as_dir in $PATH
 do
   IFS=$as_save_IFS
   test -z "$as_dir" && as_dir=.
-    for ac_exec_ext in '' $ac_executable_extensions; do
-  if as_fn_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
+  for ac_exec_ext in '' $ac_executable_extensions; do
+  if $as_executable_p "$as_dir/$ac_word$ac_exec_ext"; then
     ac_cv_prog_ac_ct_AR="ar"
-    $as_echo "$as_me:${as_lineno-$LINENO}: found $as_dir/$ac_word$ac_exec_ext" >&5
+    echo "$as_me:$LINENO: found $as_dir/$ac_word$ac_exec_ext" >&5
     break 2
   fi
 done
-  done
-IFS=$as_save_IFS
+done
 
 fi
 fi
 ac_ct_AR=$ac_cv_prog_ac_ct_AR
 if test -n "$ac_ct_AR"; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_ct_AR" >&5
-$as_echo "$ac_ct_AR" >&6; }
+  echo "$as_me:$LINENO: result: $ac_ct_AR" >&5
+echo "${ECHO_T}$ac_ct_AR" >&6
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
 
-  if test "x$ac_ct_AR" = x; then
-    AR=""
-  else
-    case $cross_compiling:$ac_tool_warned in
-yes:)
-{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: using cross tools not prefixed with host triplet" >&5
-$as_echo "$as_me: WARNING: using cross tools not prefixed with host triplet" >&2;}
-ac_tool_warned=yes ;;
-esac
-    AR=$ac_ct_AR
-  fi
+  AR=$ac_ct_AR
 else
   AR="$ac_cv_prog_AR"
 fi
@@ -4696,14 +4485,15 @@ fi
     PLAT_OBJS=""
     PLAT_SRCS=""
     LDAIX_SRC=""
-    if test "x${SHLIB_VERSION}" = x; then :
+    if test "x${SHLIB_VERSION}" = x; then
   SHLIB_VERSION=".1.0"
 else
   SHLIB_VERSION=".${SHLIB_VERSION}"
 fi
+
     case $system in
 	AIX-*)
-	    if test "${TCL_THREADS}" = "1" -a "$GCC" != "yes"; then :
+	    if test "${TCL_THREADS}" = "1" -a "$GCC" != "yes"; then
 
 		# AIX requires the _r compiler when gcc isn't being used
 		case "${CC}" in
@@ -4715,10 +4505,11 @@ fi
 		    	CC=`echo "$CC" | sed -e 's/^\([^ ]*\)/\1_r/'`
 			;;
 		esac
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: Using $CC for compiling with threads" >&5
-$as_echo "Using $CC for compiling with threads" >&6; }
+		echo "$as_me:$LINENO: result: Using $CC for compiling with threads" >&5
+echo "${ECHO_T}Using $CC for compiling with threads" >&6
 
 fi
+
 	    LIBS="$LIBS -lc"
 	    SHLIB_CFLAGS=""
 	    SHLIB_SUFFIX=".so"
@@ -4731,12 +4522,12 @@ fi
 	    LDAIX_SRC='$(UNIX_DIR)/ldAix'
 
 	    # Check to enable 64-bit flags for compiler/linker
-	    if test "$do64bit" = yes; then :
+	    if test "$do64bit" = yes; then
 
-		if test "$GCC" = yes; then :
+		if test "$GCC" = yes; then
 
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported with GCC on $system" >&5
-$as_echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
+		    { echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC on $system" >&5
+echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
 
 else
 
@@ -4749,15 +4540,17 @@ else
 
 fi
 
+
 fi
 
-	    if test "`uname -m`" = ia64; then :
+
+	    if test "`uname -m`" = ia64; then
 
 		# AIX-5 uses ELF style dynamic libraries on IA-64, but not PPC
 		SHLIB_LD="/usr/ccs/bin/ld -G -z text"
 		# AIX-5 has dl* in libc.so
 		DL_LIBS=""
-		if test "$GCC" = yes; then :
+		if test "$GCC" = yes; then
 
 		    CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 
@@ -4766,11 +4559,12 @@ else
 		    CC_SEARCH_FLAGS='-R${LIB_RUNTIME_DIR}'
 
 fi
+
 		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
 
 else
 
-		if test "$GCC" = yes; then :
+		if test "$GCC" = yes; then
 
 		    SHLIB_LD='${CC} -shared -Wl,-bexpall'
 
@@ -4780,12 +4574,14 @@ else
 		    LDFLAGS="$LDFLAGS -brtl"
 
 fi
+
 		SHLIB_LD="${SHLIB_LD} ${SHLIB_LD_FLAGS}"
 		DL_LIBS="-ldl"
 		CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 
 fi
+
 	    ;;
 	BeOS*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -4799,43 +4595,71 @@ fi
 	    # -lsocket, even if the network functions are in -lnet which
 	    # is always linked to, for compatibility.
 	    #-----------------------------------------------------------
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inet_ntoa in -lbind" >&5
-$as_echo_n "checking for inet_ntoa in -lbind... " >&6; }
-if ${ac_cv_lib_bind_inet_ntoa+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for inet_ntoa in -lbind" >&5
+echo $ECHO_N "checking for inet_ntoa in -lbind... $ECHO_C" >&6
+if test "${ac_cv_lib_bind_inet_ntoa+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lbind  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char inet_ntoa ();
 int
 main ()
 {
-return inet_ntoa ();
+inet_ntoa ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_bind_inet_ntoa=yes
 else
-  ac_cv_lib_bind_inet_ntoa=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_bind_inet_ntoa=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_bind_inet_ntoa" >&5
-$as_echo "$ac_cv_lib_bind_inet_ntoa" >&6; }
-if test "x$ac_cv_lib_bind_inet_ntoa" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_bind_inet_ntoa" >&5
+echo "${ECHO_T}$ac_cv_lib_bind_inet_ntoa" >&6
+if test $ac_cv_lib_bind_inet_ntoa = yes; then
   LIBS="$LIBS -lbind -lsocket"
 fi
 
@@ -4872,12 +4696,16 @@ fi
 	    TCL_NEEDS_EXP_FILE=1
 	    TCL_EXPORT_FILE_SUFFIX='${VERSION}.dll.a'
 	    SHLIB_LD_LIBS="${SHLIB_LD_LIBS} -Wl,--out-implib,\$@.a"
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for Cygwin version of gcc" >&5
-$as_echo_n "checking for Cygwin version of gcc... " >&6; }
-if ${ac_cv_cygwin+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for Cygwin version of gcc" >&5
+echo $ECHO_N "checking for Cygwin version of gcc... $ECHO_C" >&6
+if test "${ac_cv_cygwin+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 		#ifdef __CYGWIN__
@@ -4892,21 +4720,49 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_cygwin=no
 else
-  ac_cv_cygwin=yes
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_cygwin=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_cygwin" >&5
-$as_echo "$ac_cv_cygwin" >&6; }
+echo "$as_me:$LINENO: result: $ac_cv_cygwin" >&5
+echo "${ECHO_T}$ac_cv_cygwin" >&6
 	    if test "$ac_cv_cygwin" = "no"; then
-		as_fn_error $? "${CC} is not a cygwin compiler." "$LINENO" 5
+		{ { echo "$as_me:$LINENO: error: ${CC} is not a cygwin compiler." >&5
+echo "$as_me: error: ${CC} is not a cygwin compiler." >&2;}
+   { (exit 1); exit 1; }; }
 	    fi
 	    if test "x${TCL_THREADS}" = "x0"; then
-		as_fn_error $? "CYGWIN compile is only supported with --enable-threads" "$LINENO" 5
+		{ { echo "$as_me:$LINENO: error: CYGWIN compile is only supported with --enable-threads" >&5
+echo "$as_me: error: CYGWIN compile is only supported with --enable-threads" >&2;}
+   { (exit 1); exit 1; }; }
 	    fi
 	    do64bit_ok=yes
 	    if test "x${SHARED_BUILD}" = "x1"; then
@@ -4936,43 +4792,71 @@ $as_echo "$ac_cv_cygwin" >&6; }
 	    SHLIB_LD='${CC} ${CFLAGS} ${LDFLAGS} -shared'
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-lroot"
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for inet_ntoa in -lnetwork" >&5
-$as_echo_n "checking for inet_ntoa in -lnetwork... " >&6; }
-if ${ac_cv_lib_network_inet_ntoa+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for inet_ntoa in -lnetwork" >&5
+echo $ECHO_N "checking for inet_ntoa in -lnetwork... $ECHO_C" >&6
+if test "${ac_cv_lib_network_inet_ntoa+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lnetwork  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char inet_ntoa ();
 int
 main ()
 {
-return inet_ntoa ();
+inet_ntoa ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_network_inet_ntoa=yes
 else
-  ac_cv_lib_network_inet_ntoa=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_network_inet_ntoa=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_network_inet_ntoa" >&5
-$as_echo "$ac_cv_lib_network_inet_ntoa" >&6; }
-if test "x$ac_cv_lib_network_inet_ntoa" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_network_inet_ntoa" >&5
+echo "${ECHO_T}$ac_cv_lib_network_inet_ntoa" >&6
+if test $ac_cv_lib_network_inet_ntoa = yes; then
   LIBS="$LIBS -lnetwork"
 fi
 
@@ -4980,14 +4864,18 @@ fi
 	HP-UX-*.11.*)
 	    # Use updated header definitions where possible
 
-$as_echo "#define _XOPEN_SOURCE_EXTENDED 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _XOPEN_SOURCE_EXTENDED 1
+_ACEOF
 
 
-$as_echo "#define _XOPEN_SOURCE 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _XOPEN_SOURCE 1
+_ACEOF
 
 	    LIBS="$LIBS -lxnet"               # Use the XOPEN network library
 
-	    if test "`uname -m`" = ia64; then :
+	    if test "`uname -m`" = ia64; then
 
 		SHLIB_SUFFIX=".so"
 
@@ -4996,49 +4884,78 @@ else
 		SHLIB_SUFFIX=".sl"
 
 fi
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
-$as_echo_n "checking for shl_load in -ldld... " >&6; }
-if ${ac_cv_lib_dld_shl_load+:} false; then :
-  $as_echo_n "(cached) " >&6
+
+	    echo "$as_me:$LINENO: checking for shl_load in -ldld" >&5
+echo $ECHO_N "checking for shl_load in -ldld... $ECHO_C" >&6
+if test "${ac_cv_lib_dld_shl_load+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char shl_load ();
 int
 main ()
 {
-return shl_load ();
+shl_load ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_dld_shl_load=yes
 else
-  ac_cv_lib_dld_shl_load=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_dld_shl_load=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
-$as_echo "$ac_cv_lib_dld_shl_load" >&6; }
-if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_dld_shl_load" >&5
+echo "${ECHO_T}$ac_cv_lib_dld_shl_load" >&6
+if test $ac_cv_lib_dld_shl_load = yes; then
   tcl_ok=yes
 else
   tcl_ok=no
 fi
 
-	    if test "$tcl_ok" = yes; then :
+	    if test "$tcl_ok" = yes; then
 
 		SHLIB_CFLAGS="+z"
 		SHLIB_LD="ld -b"
@@ -5050,7 +4967,8 @@ fi
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
 
 fi
-	    if test "$GCC" = yes; then :
+
+	    if test "$GCC" = yes; then
 
 		SHLIB_LD='${CC} -shared'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
@@ -5061,28 +4979,30 @@ else
 
 fi
 
+
 	    # Users may want PA-RISC 1.1/2.0 portable code - needs HP cc
 	    #CFLAGS="$CFLAGS +DAportable"
 
 	    # Check to enable 64-bit flags for compiler/linker
-	    if test "$do64bit" = "yes"; then :
+	    if test "$do64bit" = "yes"; then
 
-		if test "$GCC" = yes; then :
+		if test "$GCC" = yes; then
 
 		    case `${CC} -dumpmachine` in
 			hppa64*)
 			    # 64-bit gcc in use.  Fix flags for GNU ld.
 			    do64bit_ok=yes
 			    SHLIB_LD='${CC} -shared'
-			    if test $doRpath = yes; then :
+			    if test $doRpath = yes; then
 
 				CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
+
 			    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 			    ;;
 			*)
-			    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported with GCC on $system" >&5
-$as_echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
+			    { echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC on $system" >&5
+echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
 			    ;;
 		    esac
 
@@ -5094,52 +5014,82 @@ else
 
 fi
 
-fi ;;
+
+fi
+ ;;
 	HP-UX-*.08.*|HP-UX-*.09.*|HP-UX-*.10.*)
 	    SHLIB_SUFFIX=".sl"
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for shl_load in -ldld" >&5
-$as_echo_n "checking for shl_load in -ldld... " >&6; }
-if ${ac_cv_lib_dld_shl_load+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for shl_load in -ldld" >&5
+echo $ECHO_N "checking for shl_load in -ldld... $ECHO_C" >&6
+if test "${ac_cv_lib_dld_shl_load+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char shl_load ();
 int
 main ()
 {
-return shl_load ();
+shl_load ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_dld_shl_load=yes
 else
-  ac_cv_lib_dld_shl_load=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_dld_shl_load=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_dld_shl_load" >&5
-$as_echo "$ac_cv_lib_dld_shl_load" >&6; }
-if test "x$ac_cv_lib_dld_shl_load" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_dld_shl_load" >&5
+echo "${ECHO_T}$ac_cv_lib_dld_shl_load" >&6
+if test $ac_cv_lib_dld_shl_load = yes; then
   tcl_ok=yes
 else
   tcl_ok=no
 fi
 
-	    if test "$tcl_ok" = yes; then :
+	    if test "$tcl_ok" = yes; then
 
 		SHLIB_CFLAGS="+z"
 		SHLIB_LD="ld -b"
@@ -5151,24 +5101,28 @@ fi
 		LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.'
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
 
-fi ;;
+fi
+ ;;
 	IRIX-5.*)
 	    SHLIB_CFLAGS=""
 	    SHLIB_LD="ld -shared -rdata_shared"
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    case " $LIBOBJS " in
+	    case $LIBOBJS in
+    "mkstemp.$ac_objext"   | \
+  *" mkstemp.$ac_objext"   | \
+    "mkstemp.$ac_objext "* | \
   *" mkstemp.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext"
- ;;
+  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext" ;;
 esac
 
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 fi
+
 	    ;;
 	IRIX-6.*)
 	    SHLIB_CFLAGS=""
@@ -5176,18 +5130,21 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    case " $LIBOBJS " in
+	    case $LIBOBJS in
+    "mkstemp.$ac_objext"   | \
+  *" mkstemp.$ac_objext"   | \
+    "mkstemp.$ac_objext "* | \
   *" mkstemp.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext"
- ;;
+  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext" ;;
 esac
 
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 fi
-	    if test "$GCC" = yes; then :
+
+	    if test "$GCC" = yes; then
 
 		CFLAGS="$CFLAGS -mabi=n32"
 		LDFLAGS="$LDFLAGS -mabi=n32"
@@ -5206,6 +5163,7 @@ else
 		LDFLAGS="$LDFLAGS -n32"
 
 fi
+
 	    ;;
 	IRIX64-6.*)
 	    SHLIB_CFLAGS=""
@@ -5213,26 +5171,29 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    case " $LIBOBJS " in
+	    case $LIBOBJS in
+    "mkstemp.$ac_objext"   | \
+  *" mkstemp.$ac_objext"   | \
+    "mkstemp.$ac_objext "* | \
   *" mkstemp.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext"
- ;;
+  *) LIBOBJS="$LIBOBJS mkstemp.$ac_objext" ;;
 esac
 
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 fi
 
+
 	    # Check to enable 64-bit flags for compiler/linker
 
-	    if test "$do64bit" = yes; then :
+	    if test "$do64bit" = yes; then
 
-	        if test "$GCC" = yes; then :
+	        if test "$GCC" = yes; then
 
-	            { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported by gcc" >&5
-$as_echo "$as_me: WARNING: 64bit mode not supported by gcc" >&2;}
+	            { echo "$as_me:$LINENO: WARNING: 64bit mode not supported by gcc" >&5
+echo "$as_me: WARNING: 64bit mode not supported by gcc" >&2;}
 
 else
 
@@ -5243,7 +5204,9 @@ else
 
 fi
 
+
 fi
+
 	    ;;
 	Linux*|GNU*|NetBSD-Debian)
 	    SHLIB_CFLAGS="-fPIC"
@@ -5259,25 +5222,31 @@ fi
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
 	    LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
+
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    if test "`uname -m`" = "alpha"; then :
+	    if test "`uname -m`" = "alpha"; then
   CFLAGS="$CFLAGS -mieee"
 fi
-	    if test $do64bit = yes; then :
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler accepts -m64 flag" >&5
-$as_echo_n "checking if compiler accepts -m64 flag... " >&6; }
-if ${tcl_cv_cc_m64+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    if test $do64bit = yes; then
+
+		echo "$as_me:$LINENO: checking if compiler accepts -m64 flag" >&5
+echo $ECHO_N "checking if compiler accepts -m64 flag... $ECHO_C" >&6
+if test "${tcl_cv_cc_m64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 		    hold_cflags=$CFLAGS
 		    CFLAGS="$CFLAGS -m64"
-		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+		    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -5288,35 +5257,62 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_cc_m64=yes
 else
-  tcl_cv_cc_m64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cc_m64=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 		    CFLAGS=$hold_cflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_m64" >&5
-$as_echo "$tcl_cv_cc_m64" >&6; }
-		if test $tcl_cv_cc_m64 = yes; then :
+echo "$as_me:$LINENO: result: $tcl_cv_cc_m64" >&5
+echo "${ECHO_T}$tcl_cv_cc_m64" >&6
+		if test $tcl_cv_cc_m64 = yes; then
 
 		    CFLAGS="$CFLAGS -m64"
 		    do64bit_ok=yes
 
 fi
 
+
 fi
 
+
 	    # The combo of gcc + glibc has a bug related to inlining of
 	    # functions like strtod(). The -fno-builtin flag should address
 	    # this problem but it does not work. The -fno-inline flag is kind
 	    # of overkill but it works. Disable inlining only when one of the
 	    # files in compat/*.c is being linked in.
 
-	    if test x"${USE_COMPAT}" != x; then :
+	    if test x"${USE_COMPAT}" != x; then
   CFLAGS="$CFLAGS -fno-inline"
 fi
+
 	    ;;
 	Lynx*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -5326,11 +5322,12 @@ fi
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-mshared -ldl"
 	    LD_FLAGS="-Wl,--export-dynamic"
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
+
 	    ;;
 	MP-RAS-02*)
 	    SHLIB_CFLAGS="-K PIC"
@@ -5367,15 +5364,16 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
+
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 	    SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so${SHLIB_VERSION}'
 	    LDFLAGS="-Wl,-export-dynamic"
 	    CFLAGS_OPTIMIZE="-O2"
-	    if test "${TCL_THREADS}" = "1"; then :
+	    if test "${TCL_THREADS}" = "1"; then
 
 		# On OpenBSD:	Compile with -pthread
 		#		Don't link with -lpthread
@@ -5383,6 +5381,7 @@ fi
 		CFLAGS="$CFLAGS -pthread"
 
 fi
+
 	    # OpenBSD doesn't do version numbers with dots.
 	    UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a'
 	    TCL_LIB_VERSIONS_OK=nodots
@@ -5395,12 +5394,13 @@ fi
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
 	    LDFLAGS="$LDFLAGS -export-dynamic"
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
+
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    if test "${TCL_THREADS}" = "1"; then :
+	    if test "${TCL_THREADS}" = "1"; then
 
 		# The -pthread needs to go in the CFLAGS, not LIBS
 		LIBS=`echo $LIBS | sed s/-pthread//`
@@ -5408,6 +5408,7 @@ fi
 	    	LDFLAGS="$LDFLAGS -pthread"
 
 fi
+
 	    ;;
 	DragonFly-*|FreeBSD-*)
 	    # This configuration from FreeBSD Ports.
@@ -5417,18 +5418,20 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 fi
-	    if test "${TCL_THREADS}" = "1"; then :
+
+	    if test "${TCL_THREADS}" = "1"; then
 
 		# The -pthread needs to go in the LDFLAGS, not LIBS
 		LIBS=`echo $LIBS | sed s/-pthread//`
 		CFLAGS="$CFLAGS $PTHREAD_CFLAGS"
 		LDFLAGS="$LDFLAGS $PTHREAD_LIBS"
 fi
+
 	    case $system in
 	    FreeBSD-3.*)
 		# Version numbers are dot-stripped by system policy.
@@ -5451,19 +5454,23 @@ fi
 	    CFLAGS="`echo " ${CFLAGS}" | \
 		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \
 		if (!($i~/^(isysroot|mmacosx-version-min)/)) print "-"$i}'`"
-	    if test $do64bit = yes; then :
+	    if test $do64bit = yes; then
 
 		case `arch` in
 		    ppc)
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler accepts -arch ppc64 flag" >&5
-$as_echo_n "checking if compiler accepts -arch ppc64 flag... " >&6; }
-if ${tcl_cv_cc_arch_ppc64+:} false; then :
-  $as_echo_n "(cached) " >&6
+			echo "$as_me:$LINENO: checking if compiler accepts -arch ppc64 flag" >&5
+echo $ECHO_N "checking if compiler accepts -arch ppc64 flag... $ECHO_C" >&6
+if test "${tcl_cv_cc_arch_ppc64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 			    hold_cflags=$CFLAGS
 			    CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5"
-			    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+			    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -5474,33 +5481,62 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_cc_arch_ppc64=yes
 else
-  tcl_cv_cc_arch_ppc64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cc_arch_ppc64=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 			    CFLAGS=$hold_cflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_arch_ppc64" >&5
-$as_echo "$tcl_cv_cc_arch_ppc64" >&6; }
-			if test $tcl_cv_cc_arch_ppc64 = yes; then :
+echo "$as_me:$LINENO: result: $tcl_cv_cc_arch_ppc64" >&5
+echo "${ECHO_T}$tcl_cv_cc_arch_ppc64" >&6
+			if test $tcl_cv_cc_arch_ppc64 = yes; then
 
 			    CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5"
 			    do64bit_ok=yes
 
-fi;;
+fi
+;;
 		    i386)
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if compiler accepts -arch x86_64 flag" >&5
-$as_echo_n "checking if compiler accepts -arch x86_64 flag... " >&6; }
-if ${tcl_cv_cc_arch_x86_64+:} false; then :
-  $as_echo_n "(cached) " >&6
+			echo "$as_me:$LINENO: checking if compiler accepts -arch x86_64 flag" >&5
+echo $ECHO_N "checking if compiler accepts -arch x86_64 flag... $ECHO_C" >&6
+if test "${tcl_cv_cc_arch_x86_64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 			    hold_cflags=$CFLAGS
 			    CFLAGS="$CFLAGS -arch x86_64"
-			    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+			    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -5511,48 +5547,79 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_cc_arch_x86_64=yes
 else
-  tcl_cv_cc_arch_x86_64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cc_arch_x86_64=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 			    CFLAGS=$hold_cflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_arch_x86_64" >&5
-$as_echo "$tcl_cv_cc_arch_x86_64" >&6; }
-			if test $tcl_cv_cc_arch_x86_64 = yes; then :
+echo "$as_me:$LINENO: result: $tcl_cv_cc_arch_x86_64" >&5
+echo "${ECHO_T}$tcl_cv_cc_arch_x86_64" >&6
+			if test $tcl_cv_cc_arch_x86_64 = yes; then
 
 			    CFLAGS="$CFLAGS -arch x86_64"
 			    do64bit_ok=yes
 
-fi;;
+fi
+;;
 		    *)
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&5
-$as_echo "$as_me: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&2;};;
+			{ echo "$as_me:$LINENO: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&5
+echo "$as_me: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&2;};;
 		esac
 
 else
 
 		# Check for combined 32-bit and 64-bit fat build
 		if echo "$CFLAGS " |grep -E -q -- '-arch (ppc64|x86_64) ' \
-		    && echo "$CFLAGS " |grep -E -q -- '-arch (ppc|i386) '; then :
+		    && echo "$CFLAGS " |grep -E -q -- '-arch (ppc|i386) '; then
 
 		    fat_32_64=yes
 fi
 
+
 fi
+
 	    SHLIB_LD='${CC} -dynamiclib ${CFLAGS} ${LDFLAGS}'
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if ld accepts -single_module flag" >&5
-$as_echo_n "checking if ld accepts -single_module flag... " >&6; }
-if ${tcl_cv_ld_single_module+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking if ld accepts -single_module flag" >&5
+echo $ECHO_N "checking if ld accepts -single_module flag... $ECHO_C" >&6
+if test "${tcl_cv_ld_single_module+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -dynamiclib -Wl,-single_module"
-		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+		cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -5563,35 +5630,64 @@ int i;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_ld_single_module=yes
 else
-  tcl_cv_ld_single_module=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_ld_single_module=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 		LDFLAGS=$hold_ldflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_ld_single_module" >&5
-$as_echo "$tcl_cv_ld_single_module" >&6; }
-	    if test $tcl_cv_ld_single_module = yes; then :
+echo "$as_me:$LINENO: result: $tcl_cv_ld_single_module" >&5
+echo "${ECHO_T}$tcl_cv_ld_single_module" >&6
+	    if test $tcl_cv_ld_single_module = yes; then
 
 		SHLIB_LD="${SHLIB_LD} -Wl,-single_module"
 
 fi
+
 	    SHLIB_SUFFIX=".dylib"
 	    DL_OBJS="tclLoadDyld.o"
 	    DL_LIBS=""
 	    LDFLAGS="$LDFLAGS -headerpad_max_install_names"
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking if ld accepts -search_paths_first flag" >&5
-$as_echo_n "checking if ld accepts -search_paths_first flag... " >&6; }
-if ${tcl_cv_ld_search_paths_first+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking if ld accepts -search_paths_first flag" >&5
+echo $ECHO_N "checking if ld accepts -search_paths_first flag... $ECHO_C" >&6
+if test "${tcl_cv_ld_search_paths_first+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
-		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+		cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -5602,59 +5698,89 @@ int i;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_ld_search_paths_first=yes
 else
-  tcl_cv_ld_search_paths_first=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_ld_search_paths_first=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 		LDFLAGS=$hold_ldflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_ld_search_paths_first" >&5
-$as_echo "$tcl_cv_ld_search_paths_first" >&6; }
-	    if test $tcl_cv_ld_search_paths_first = yes; then :
+echo "$as_me:$LINENO: result: $tcl_cv_ld_search_paths_first" >&5
+echo "${ECHO_T}$tcl_cv_ld_search_paths_first" >&6
+	    if test $tcl_cv_ld_search_paths_first = yes; then
 
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
 
 fi
-	    if test "$tcl_cv_cc_visibility_hidden" != yes; then :
 
+	    if test "$tcl_cv_cc_visibility_hidden" != yes; then
 
-$as_echo "#define MODULE_SCOPE __private_extern__" >>confdefs.h
+
+cat >>confdefs.h <<\_ACEOF
+#define MODULE_SCOPE __private_extern__
+_ACEOF
 
 		tcl_cv_cc_visibility_hidden=yes
 
 fi
+
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    LD_LIBRARY_PATH_VAR="DYLD_LIBRARY_PATH"
 
-$as_echo "#define MAC_OSX_TCL 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define MAC_OSX_TCL 1
+_ACEOF
 
 	    PLAT_OBJS='${MAC_OSX_OBJS}'
 	    PLAT_SRCS='${MAC_OSX_SRCS}'
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use CoreFoundation" >&5
-$as_echo_n "checking whether to use CoreFoundation... " >&6; }
-	    # Check whether --enable-corefoundation was given.
-if test "${enable_corefoundation+set}" = set; then :
-  enableval=$enable_corefoundation; tcl_corefoundation=$enableval
+	    echo "$as_me:$LINENO: checking whether to use CoreFoundation" >&5
+echo $ECHO_N "checking whether to use CoreFoundation... $ECHO_C" >&6
+	    # Check whether --enable-corefoundation or --disable-corefoundation was given.
+if test "${enable_corefoundation+set}" = set; then
+  enableval="$enable_corefoundation"
+  tcl_corefoundation=$enableval
 else
   tcl_corefoundation=yes
-fi
-
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_corefoundation" >&5
-$as_echo "$tcl_corefoundation" >&6; }
-	    if test $tcl_corefoundation = yes; then :
+fi;
+	    echo "$as_me:$LINENO: result: $tcl_corefoundation" >&5
+echo "${ECHO_T}$tcl_corefoundation" >&6
+	    if test $tcl_corefoundation = yes; then
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for CoreFoundation.framework" >&5
-$as_echo_n "checking for CoreFoundation.framework... " >&6; }
-if ${tcl_cv_lib_corefoundation+:} false; then :
-  $as_echo_n "(cached) " >&6
+		echo "$as_me:$LINENO: checking for CoreFoundation.framework" >&5
+echo $ECHO_N "checking for CoreFoundation.framework... $ECHO_C" >&6
+if test "${tcl_cv_lib_corefoundation+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 		    hold_libs=$LIBS
-		    if test "$fat_32_64" = yes; then :
+		    if test "$fat_32_64" = yes; then
 
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    # On Tiger there is no 64-bit CF, so remove 64-bit
@@ -5664,8 +5790,13 @@ else
 			    eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
 			done
 fi
+
 		    LIBS="$LIBS -framework CoreFoundation"
-		    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+		    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <CoreFoundation/CoreFoundation.h>
 int
@@ -5676,45 +5807,77 @@ CFBundleRef b = CFBundleGetMainBundle();
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_lib_corefoundation=yes
 else
-  tcl_cv_lib_corefoundation=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_lib_corefoundation=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
-		    if test "$fat_32_64" = yes; then :
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+		    if test "$fat_32_64" = yes; then
 
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval $v'="$hold_'$v'"'
 		        done
 fi
+
 		    LIBS=$hold_libs
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_lib_corefoundation" >&5
-$as_echo "$tcl_cv_lib_corefoundation" >&6; }
-		if test $tcl_cv_lib_corefoundation = yes; then :
+echo "$as_me:$LINENO: result: $tcl_cv_lib_corefoundation" >&5
+echo "${ECHO_T}$tcl_cv_lib_corefoundation" >&6
+		if test $tcl_cv_lib_corefoundation = yes; then
 
 		    LIBS="$LIBS -framework CoreFoundation"
 
-$as_echo "#define HAVE_COREFOUNDATION 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_COREFOUNDATION 1
+_ACEOF
 
 
 else
   tcl_corefoundation=no
 fi
-		if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then :
 
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for 64-bit CoreFoundation" >&5
-$as_echo_n "checking for 64-bit CoreFoundation... " >&6; }
-if ${tcl_cv_lib_corefoundation_64+:} false; then :
-  $as_echo_n "(cached) " >&6
+		if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then
+
+		    echo "$as_me:$LINENO: checking for 64-bit CoreFoundation" >&5
+echo $ECHO_N "checking for 64-bit CoreFoundation... $ECHO_C" >&6
+if test "${tcl_cv_lib_corefoundation_64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc / /g" -e "s/-arch i386 / /g"`"'
 			done
-			cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+			cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <CoreFoundation/CoreFoundation.h>
 int
@@ -5725,31 +5888,60 @@ CFBundleRef b = CFBundleGetMainBundle();
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_lib_corefoundation_64=yes
 else
-  tcl_cv_lib_corefoundation_64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_lib_corefoundation_64=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval $v'="$hold_'$v'"'
 			done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_lib_corefoundation_64" >&5
-$as_echo "$tcl_cv_lib_corefoundation_64" >&6; }
-		    if test $tcl_cv_lib_corefoundation_64 = no; then :
+echo "$as_me:$LINENO: result: $tcl_cv_lib_corefoundation_64" >&5
+echo "${ECHO_T}$tcl_cv_lib_corefoundation_64" >&6
+		    if test $tcl_cv_lib_corefoundation_64 = no; then
 
 
-$as_echo "#define NO_COREFOUNDATION_64 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define NO_COREFOUNDATION_64 1
+_ACEOF
 
                         LDFLAGS="$LDFLAGS -Wl,-no_arch_warnings"
 
 fi
 
+
 fi
 
+
 fi
+
 	    ;;
 	NEXTSTEP-*)
 	    SHLIB_CFLAGS=""
@@ -5765,7 +5957,9 @@ fi
 	    SHLIB_LD_LIBS=""
 	    CFLAGS_OPTIMIZE=""		# Optimizer is buggy
 
-$as_echo "#define _OE_SOCKETS 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _OE_SOCKETS 1
+_ACEOF
 
 	    ;;
 	OSF1-1.0|OSF1-1.1|OSF1-1.2)
@@ -5783,13 +5977,14 @@ $as_echo "#define _OE_SOCKETS 1" >>confdefs.h
 	OSF1-1.*)
 	    # OSF/1 1.3 from OSF using ELF, and derivatives, including AD2
 	    SHLIB_CFLAGS="-fPIC"
-	    if test "$SHARED_BUILD" = 1; then :
+	    if test "$SHARED_BUILD" = 1; then
   SHLIB_LD="ld -shared"
 else
 
 	        SHLIB_LD="ld -non_shared"
 
 fi
+
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
@@ -5800,7 +5995,7 @@ fi
 	OSF1-V*)
 	    # Digital OSF/1
 	    SHLIB_CFLAGS=""
-	    if test "$SHARED_BUILD" = 1; then :
+	    if test "$SHARED_BUILD" = 1; then
 
 	        SHLIB_LD='ld -shared -expect_unresolved "*"'
 
@@ -5809,27 +6004,30 @@ else
 	        SHLIB_LD='ld -non_shared -expect_unresolved "*"'
 
 fi
+
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    if test $doRpath = yes; then :
+	    if test $doRpath = yes; then
 
 		CC_SEARCH_FLAGS='"-Wl,-rpath,${LIB_RUNTIME_DIR}"'
 		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
 fi
-	    if test "$GCC" = yes; then :
+
+	    if test "$GCC" = yes; then
   CFLAGS="$CFLAGS -mieee"
 else
 
 		CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee"
 fi
+
 	    # see pthread_intro(3) for pthread support on osf1, k.furukawa
-	    if test "${TCL_THREADS}" = 1; then :
+	    if test "${TCL_THREADS}" = 1; then
 
 		CFLAGS="$CFLAGS -DHAVE_PTHREAD_ATTR_SETSTACKSIZE"
 		CFLAGS="$CFLAGS -DTCL_THREAD_STACK_MIN=PTHREAD_STACK_MIN*64"
 		LIBS=`echo $LIBS | sed s/-lpthreads//`
-		if test "$GCC" = yes; then :
+		if test "$GCC" = yes; then
 
 		    LIBS="$LIBS -lpthread -lmach -lexc"
 
@@ -5840,7 +6038,9 @@ else
 
 fi
 
+
 fi
+
 	    ;;
 	QNX-6*)
 	    # QNX RTP
@@ -5859,7 +6059,7 @@ fi
 	    # Note, dlopen is available only on SCO 3.2.5 and greater. However,
 	    # this test works, since "uname -s" was non-standard in 3.2.4 and
 	    # below.
-	    if test "$GCC" = yes; then :
+	    if test "$GCC" = yes; then
 
 	    	SHLIB_CFLAGS="-fPIC -melf"
 	    	LDFLAGS="$LDFLAGS -melf -Wl,-Bexport"
@@ -5870,6 +6070,7 @@ else
 	    	LDFLAGS="$LDFLAGS -belf -Wl,-Bexport"
 
 fi
+
 	    SHLIB_LD="ld -G"
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
@@ -5914,17 +6115,21 @@ fi
 	    # won't define thread-safe library routines.
 
 
-$as_echo "#define _REENTRANT 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _REENTRANT 1
+_ACEOF
 
 
-$as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _POSIX_PTHREAD_SEMANTICS 1
+_ACEOF
 
 
 	    SHLIB_CFLAGS="-KPIC"
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
-	    if test "$GCC" = yes; then :
+	    if test "$GCC" = yes; then
 
 		SHLIB_LD='${CC} -shared'
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
@@ -5937,32 +6142,37 @@ else
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 
 fi
+
 	    ;;
 	SunOS-5*)
 	    # Note: If _REENTRANT isn't defined, then Solaris
 	    # won't define thread-safe library routines.
 
 
-$as_echo "#define _REENTRANT 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _REENTRANT 1
+_ACEOF
 
 
-$as_echo "#define _POSIX_PTHREAD_SEMANTICS 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _POSIX_PTHREAD_SEMANTICS 1
+_ACEOF
 
 
 	    SHLIB_CFLAGS="-KPIC"
 
 	    # Check to enable 64-bit flags for compiler/linker
-	    if test "$do64bit" = yes; then :
+	    if test "$do64bit" = yes; then
 
 		arch=`isainfo`
-		if test "$arch" = "sparcv9 sparc"; then :
+		if test "$arch" = "sparcv9 sparc"; then
 
-		    if test "$GCC" = yes; then :
+		    if test "$GCC" = yes; then
 
-			if test "`${CC} -dumpversion | awk -F. '{print $1}'`" -lt 3; then :
+			if test "`${CC} -dumpversion | awk -F. '{print $1}'`" -lt 3; then
 
-			    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported with GCC < 3.2 on $system" >&5
-$as_echo "$as_me: WARNING: 64bit mode not supported with GCC < 3.2 on $system" >&2;}
+			    { echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC < 3.2 on $system" >&5
+echo "$as_me: WARNING: 64bit mode not supported with GCC < 3.2 on $system" >&2;}
 
 else
 
@@ -5973,10 +6183,11 @@ else
 
 fi
 
+
 else
 
 			do64bit_ok=yes
-			if test "$do64bitVIS" = yes; then :
+			if test "$do64bitVIS" = yes; then
 
 			    CFLAGS="$CFLAGS -xarch=v9a"
 			    LDFLAGS_ARCH="-xarch=v9a"
@@ -5987,15 +6198,17 @@ else
 			    LDFLAGS_ARCH="-xarch=v9"
 
 fi
+
 			# Solaris 64 uses this as well
 			#LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
 
 fi
 
+
 else
-  if test "$arch" = "amd64 i386"; then :
+  if test "$arch" = "amd64 i386"; then
 
-		    if test "$GCC" = yes; then :
+		    if test "$GCC" = yes; then
 
 			case $system in
 			    SunOS-5.1[1-9]*|SunOS-5.[2-9][0-9]*)
@@ -6003,8 +6216,8 @@ else
 				CFLAGS="$CFLAGS -m64"
 				LDFLAGS="$LDFLAGS -m64";;
 			    *)
-				{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported with GCC on $system" >&5
-$as_echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;};;
+				{ echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC on $system" >&5
+echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;};;
 			esac
 
 else
@@ -6021,32 +6234,169 @@ else
 
 fi
 
+
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit mode not supported for $arch" >&5
-$as_echo "$as_me: WARNING: 64bit mode not supported for $arch" >&2;}
+  { echo "$as_me:$LINENO: WARNING: 64bit mode not supported for $arch" >&5
+echo "$as_me: WARNING: 64bit mode not supported for $arch" >&2;}
 fi
+
 fi
 
+
 fi
 
+
 	    #--------------------------------------------------------------------
 	    # On Solaris 5.x i386 with the sunpro compiler we need to link
 	    # with sunmath to get floating point rounding control
 	    #--------------------------------------------------------------------
-	    if test "$GCC" = yes; then :
+	    if test "$GCC" = yes; then
   use_sunmath=no
 else
 
 		arch=`isainfo`
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use -lsunmath for fp rounding control" >&5
-$as_echo_n "checking whether to use -lsunmath for fp rounding control... " >&6; }
-		if test "$arch" = "amd64 i386" -o "$arch" = "i386"; then :
+		echo "$as_me:$LINENO: checking whether to use -lsunmath for fp rounding control" >&5
+echo $ECHO_N "checking whether to use -lsunmath for fp rounding control... $ECHO_C" >&6
+		if test "$arch" = "amd64 i386" -o "$arch" = "i386"; then
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+			echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
 			MATH_LIBS="-lsunmath $MATH_LIBS"
-			ac_fn_c_check_header_mongrel "$LINENO" "sunmath.h" "ac_cv_header_sunmath_h" "$ac_includes_default"
-if test "x$ac_cv_header_sunmath_h" = xyes; then :
+			if test "${ac_cv_header_sunmath_h+set}" = set; then
+  echo "$as_me:$LINENO: checking for sunmath.h" >&5
+echo $ECHO_N "checking for sunmath.h... $ECHO_C" >&6
+if test "${ac_cv_header_sunmath_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sunmath_h" >&5
+echo "${ECHO_T}$ac_cv_header_sunmath_h" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking sunmath.h usability" >&5
+echo $ECHO_N "checking sunmath.h usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+#include <sunmath.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking sunmath.h presence" >&5
+echo $ECHO_N "checking sunmath.h presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sunmath.h>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  ac_header_preproc=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
+    { echo "$as_me:$LINENO: WARNING: sunmath.h: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: sunmath.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sunmath.h: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: sunmath.h: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
+    { echo "$as_me:$LINENO: WARNING: sunmath.h: present but cannot be compiled" >&5
+echo "$as_me: WARNING: sunmath.h: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sunmath.h:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: sunmath.h:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sunmath.h: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: sunmath.h: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sunmath.h:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: sunmath.h:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sunmath.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: sunmath.h: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: sunmath.h: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: sunmath.h: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ----------------------------- ##
+## Report this to the tk lists.  ##
+## ----------------------------- ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for sunmath.h" >&5
+echo $ECHO_N "checking for sunmath.h... $ECHO_C" >&6
+if test "${ac_cv_header_sunmath_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  ac_cv_header_sunmath_h=$ac_header_preproc
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_sunmath_h" >&5
+echo "${ECHO_T}$ac_cv_header_sunmath_h" >&6
 
 fi
 
@@ -6055,24 +6405,26 @@ fi
 
 else
 
-			{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+			echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 			use_sunmath=no
 
 fi
 
+
 fi
+
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
-	    if test "$GCC" = yes; then :
+	    if test "$GCC" = yes; then
 
 		SHLIB_LD='${CC} -shared'
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-		if test "$do64bit_ok" = yes; then :
+		if test "$do64bit_ok" = yes; then
 
-		    if test "$arch" = "sparcv9 sparc"; then :
+		    if test "$arch" = "sparcv9 sparc"; then
 
 			# We need to specify -static-libgcc or we need to
 			# add the path to the sparv9 libgcc.
@@ -6083,22 +6435,26 @@ fi
 			#CC_SEARCH_FLAGS="${CC_SEARCH_FLAGS},-R,$v9gcclibdir"
 
 else
-  if test "$arch" = "amd64 i386"; then :
+  if test "$arch" = "amd64 i386"; then
 
 			SHLIB_LD="$SHLIB_LD -m64 -static-libgcc"
 
 fi
+
 fi
 
+
 fi
 
+
 else
 
-		if test "$use_sunmath" = yes; then :
+		if test "$use_sunmath" = yes; then
   textmode=textoff
 else
   textmode=text
 fi
+
 		case $system in
 		    SunOS-5.[1-9][0-9]*|SunOS-5.[7-9])
 			SHLIB_LD="\${CC} -G -z $textmode \${LDFLAGS}";;
@@ -6109,6 +6465,7 @@ fi
 		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
 
 fi
+
 	    ;;
 	UNIX_SV* | UnixWare-5*)
 	    SHLIB_CFLAGS="-KPIC"
@@ -6119,15 +6476,19 @@ fi
 	    DL_LIBS="-ldl"
 	    # Some UNIX_SV* systems (unixware 1.1.2 for example) have linkers
 	    # that don't grok the -Bexport option.  Test that it does.
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for ld accepts -Bexport flag" >&5
-$as_echo_n "checking for ld accepts -Bexport flag... " >&6; }
-if ${tcl_cv_ld_Bexport+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for ld accepts -Bexport flag" >&5
+echo $ECHO_N "checking for ld accepts -Bexport flag... $ECHO_C" >&6
+if test "${tcl_cv_ld_Bexport+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
-		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+		cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -6138,63 +6499,93 @@ int i;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_ld_Bexport=yes
 else
-  tcl_cv_ld_Bexport=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_ld_Bexport=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 	        LDFLAGS=$hold_ldflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_ld_Bexport" >&5
-$as_echo "$tcl_cv_ld_Bexport" >&6; }
-	    if test $tcl_cv_ld_Bexport = yes; then :
+echo "$as_me:$LINENO: result: $tcl_cv_ld_Bexport" >&5
+echo "${ECHO_T}$tcl_cv_ld_Bexport" >&6
+	    if test $tcl_cv_ld_Bexport = yes; then
 
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
 
 fi
+
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    ;;
     esac
 
-    if test "$do64bit" = yes -a "$do64bit_ok" = no; then :
+    if test "$do64bit" = yes -a "$do64bit_ok" = no; then
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: 64bit support being disabled -- don't know magic for this platform" >&5
-$as_echo "$as_me: WARNING: 64bit support being disabled -- don't know magic for this platform" >&2;}
+	{ echo "$as_me:$LINENO: WARNING: 64bit support being disabled -- don't know magic for this platform" >&5
+echo "$as_me: WARNING: 64bit support being disabled -- don't know magic for this platform" >&2;}
 
 fi
 
-    if test "$do64bit" = yes -a "$do64bit_ok" = yes; then :
 
+    if test "$do64bit" = yes -a "$do64bit_ok" = yes; then
 
-$as_echo "#define TCL_CFG_DO64BIT 1" >>confdefs.h
+
+cat >>confdefs.h <<\_ACEOF
+#define TCL_CFG_DO64BIT 1
+_ACEOF
 
 
 fi
 
 
 
+
     # Step 4: disable dynamic loading if requested via a command-line switch.
 
-    # Check whether --enable-load was given.
-if test "${enable_load+set}" = set; then :
-  enableval=$enable_load; tcl_ok=$enableval
+    # Check whether --enable-load or --disable-load was given.
+if test "${enable_load+set}" = set; then
+  enableval="$enable_load"
+  tcl_ok=$enableval
 else
   tcl_ok=yes
-fi
-
-    if test "$tcl_ok" = no; then :
+fi;
+    if test "$tcl_ok" = no; then
   DL_OBJS=""
 fi
 
-    if test "x$DL_OBJS" != x; then :
+
+    if test "x$DL_OBJS" != x; then
   BUILD_DLTEST="\$(DLTEST_TARGETS)"
 else
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&5
-$as_echo "$as_me: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&2;}
+	{ echo "$as_me:$LINENO: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&5
+echo "$as_me: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&2;}
 	SHLIB_CFLAGS=""
 	SHLIB_LD=""
 	SHLIB_SUFFIX=""
@@ -6206,13 +6597,14 @@ $as_echo "$as_me: WARNING: Can't figure out how to do dynamic loading or shared
 	BUILD_DLTEST=""
 
 fi
+
     LDFLAGS="$LDFLAGS $LDFLAGS_ARCH"
 
     # If we're running gcc, then change the C flags for compiling shared
     # libraries to the right flags for gcc, instead of those for the
     # standard manufacturer compiler.
 
-    if test "$DL_OBJS" != "tclLoadNone.o" -a "$GCC" = yes; then :
+    if test "$DL_OBJS" != "tclLoadNone.o" -a "$GCC" = yes; then
 
 	case $system in
 	    AIX-*) ;;
@@ -6226,29 +6618,35 @@ fi
 	esac
 fi
 
-    if test "$tcl_cv_cc_visibility_hidden" != yes; then :
+
+    if test "$tcl_cv_cc_visibility_hidden" != yes; then
 
 
-$as_echo "#define MODULE_SCOPE extern" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define MODULE_SCOPE extern
+_ACEOF
 
 
 fi
 
-    if test "$SHARED_LIB_SUFFIX" = ""; then :
+
+    if test "$SHARED_LIB_SUFFIX" = ""; then
 
 	SHARED_LIB_SUFFIX='${VERSION}${SHLIB_SUFFIX}'
 fi
-    if test "$UNSHARED_LIB_SUFFIX" = ""; then :
+
+    if test "$UNSHARED_LIB_SUFFIX" = ""; then
 
 	UNSHARED_LIB_SUFFIX='${VERSION}.a'
 fi
+
     DLL_INSTALL_DIR="\$(LIB_INSTALL_DIR)"
 
-    if test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""; then :
+    if test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""; then
 
         LIB_SUFFIX=${SHARED_LIB_SUFFIX}
         MAKE_LIB='${SHLIB_LD} -o $@ ${OBJS} ${LDFLAGS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS} ${LD_SEARCH_FLAGS}'
-        if test "${SHLIB_SUFFIX}" = ".dll"; then :
+        if test "${SHLIB_SUFFIX}" = ".dll"; then
 
             INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) "$(BIN_INSTALL_DIR)/$(LIB_FILE)";if test -f $(LIB_FILE).a; then $(INSTALL_DATA) $(LIB_FILE).a "$(LIB_INSTALL_DIR)"; fi;'
             DLL_INSTALL_DIR="\$(BIN_INSTALL_DIR)"
@@ -6259,11 +6657,12 @@ else
 
 fi
 
+
 else
 
         LIB_SUFFIX=${UNSHARED_LIB_SUFFIX}
 
-        if test "$RANLIB" = ""; then :
+        if test "$RANLIB" = ""; then
 
             MAKE_LIB='$(STLIB_LD) $@ ${OBJS}'
 
@@ -6272,12 +6671,14 @@ else
             MAKE_LIB='${STLIB_LD} $@ ${OBJS} ; ${RANLIB} $@'
 
 fi
+
         INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) "$(LIB_INSTALL_DIR)/$(LIB_FILE)"'
 
 fi
 
+
     # Stub lib does not depend on shared/static configuration
-    if test "$RANLIB" = ""; then :
+    if test "$RANLIB" = ""; then
 
         MAKE_STUB_LIB='${STLIB_LD} $@ ${STUB_LIB_OBJS}'
 
@@ -6286,27 +6687,33 @@ else
         MAKE_STUB_LIB='${STLIB_LD} $@ ${STUB_LIB_OBJS} ; ${RANLIB} $@'
 
 fi
+
     INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) "$(LIB_INSTALL_DIR)/$(STUB_LIB_FILE)"'
 
     # Define TCL_LIBS now that we know what DL_LIBS is.
     # The trick here is that we don't want to change the value of TCL_LIBS if
     # it is already set when tclConfig.sh had been loaded by Tk.
-    if test "x${TCL_LIBS}" = x; then :
+    if test "x${TCL_LIBS}" = x; then
 
         TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"
 fi
 
 
+
 	# See if the compiler supports casting to a union type.
 	# This is used to stop gcc from printing a compiler
 	# warning when initializing a union member.
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for cast to union support" >&5
-$as_echo_n "checking for cast to union support... " >&6; }
-if ${tcl_cv_cast_to_union+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking for cast to union support" >&5
+echo $ECHO_N "checking for cast to union support... $ECHO_C" >&6
+if test "${tcl_cv_cast_to_union+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -6320,19 +6727,45 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_cast_to_union=yes
 else
-  tcl_cv_cast_to_union=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cast_to_union=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cast_to_union" >&5
-$as_echo "$tcl_cv_cast_to_union" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_cast_to_union" >&5
+echo "${ECHO_T}$tcl_cv_cast_to_union" >&6
 	if test "$tcl_cv_cast_to_union" = "yes"; then
 
-$as_echo "#define HAVE_CAST_TO_UNION 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_CAST_TO_UNION 1
+_ACEOF
 
 	fi
 
@@ -6378,33 +6811,37 @@ _ACEOF
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for build with symbols" >&5
-$as_echo_n "checking for build with symbols... " >&6; }
-    # Check whether --enable-symbols was given.
-if test "${enable_symbols+set}" = set; then :
-  enableval=$enable_symbols; tcl_ok=$enableval
+    echo "$as_me:$LINENO: checking for build with symbols" >&5
+echo $ECHO_N "checking for build with symbols... $ECHO_C" >&6
+    # Check whether --enable-symbols or --disable-symbols was given.
+if test "${enable_symbols+set}" = set; then
+  enableval="$enable_symbols"
+  tcl_ok=$enableval
 else
   tcl_ok=no
-fi
-
+fi;
 # FIXME: Currently, LDFLAGS_DEFAULT is not used, it should work like CFLAGS_DEFAULT.
     if test "$tcl_ok" = "no"; then
 	CFLAGS_DEFAULT='$(CFLAGS_OPTIMIZE)'
 	LDFLAGS_DEFAULT='$(LDFLAGS_OPTIMIZE)'
 
-$as_echo "#define NDEBUG 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define NDEBUG 1
+_ACEOF
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+	echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 
-$as_echo "#define TCL_CFG_OPTIMIZED 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define TCL_CFG_OPTIMIZED 1
+_ACEOF
 
     else
 	CFLAGS_DEFAULT='$(CFLAGS_DEBUG)'
 	LDFLAGS_DEFAULT='$(LDFLAGS_DEBUG)'
 	if test "$tcl_ok" = "yes"; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes (standard debugging)" >&5
-$as_echo "yes (standard debugging)" >&6; }
+	    echo "$as_me:$LINENO: result: yes (standard debugging)" >&5
+echo "${ECHO_T}yes (standard debugging)" >&6
 	fi
     fi
 
@@ -6412,7 +6849,9 @@ $as_echo "yes (standard debugging)" >&6; }
 
     if test "$tcl_ok" = "mem" -o "$tcl_ok" = "all"; then
 
-$as_echo "#define TCL_MEM_DEBUG 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define TCL_MEM_DEBUG 1
+_ACEOF
 
     fi
 
@@ -6420,11 +6859,11 @@ $as_echo "#define TCL_MEM_DEBUG 1" >>confdefs.h
 
     if test "$tcl_ok" != "yes" -a "$tcl_ok" != "no"; then
 	if test "$tcl_ok" = "all"; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: enabled symbols mem debugging" >&5
-$as_echo "enabled symbols mem debugging" >&6; }
+	    echo "$as_me:$LINENO: result: enabled symbols mem debugging" >&5
+echo "${ECHO_T}enabled symbols mem debugging" >&6
 	else
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: enabled $tcl_ok debugging" >&5
-$as_echo "enabled $tcl_ok debugging" >&6; }
+	    echo "$as_me:$LINENO: result: enabled $tcl_ok debugging" >&5
+echo "${ECHO_T}enabled $tcl_ok debugging" >&6
 	fi
     fi
 
@@ -6434,14 +6873,18 @@ $as_echo "enabled $tcl_ok debugging" >&6; }
 #--------------------------------------------------------------------
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for required early compiler flags" >&5
-$as_echo_n "checking for required early compiler flags... " >&6; }
+    echo "$as_me:$LINENO: checking for required early compiler flags" >&5
+echo $ECHO_N "checking for required early compiler flags... $ECHO_C" >&6
     tcl_flags=""
 
-    if ${tcl_cv_flag__isoc99_source+:} false; then :
-  $as_echo_n "(cached) " >&6
+    if test "${tcl_cv_flag__isoc99_source+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <stdlib.h>
 int
@@ -6452,10 +6895,38 @@ char *p = (char *)strtoll; char *q = (char *)strtoull;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_flag__isoc99_source=no
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #define _ISOC99_SOURCE 1
 #include <stdlib.h>
@@ -6467,28 +6938,58 @@ char *p = (char *)strtoll; char *q = (char *)strtoull;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_flag__isoc99_source=yes
 else
-  tcl_cv_flag__isoc99_source=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_flag__isoc99_source=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "x${tcl_cv_flag__isoc99_source}" = "xyes" ; then
 
-$as_echo "#define _ISOC99_SOURCE 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _ISOC99_SOURCE 1
+_ACEOF
 
 	tcl_flags="$tcl_flags _ISOC99_SOURCE"
     fi
 
 
-    if ${tcl_cv_flag__largefile64_source+:} false; then :
-  $as_echo_n "(cached) " >&6
+    if test "${tcl_cv_flag__largefile64_source+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/stat.h>
 int
@@ -6499,10 +7000,38 @@ struct stat64 buf; int i = stat64("/", &buf);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_flag__largefile64_source=no
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #define _LARGEFILE64_SOURCE 1
 #include <sys/stat.h>
@@ -6514,28 +7043,58 @@ struct stat64 buf; int i = stat64("/", &buf);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_flag__largefile64_source=yes
 else
-  tcl_cv_flag__largefile64_source=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_flag__largefile64_source=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "x${tcl_cv_flag__largefile64_source}" = "xyes" ; then
 
-$as_echo "#define _LARGEFILE64_SOURCE 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _LARGEFILE64_SOURCE 1
+_ACEOF
 
 	tcl_flags="$tcl_flags _LARGEFILE64_SOURCE"
     fi
 
 
-    if ${tcl_cv_flag__largefile_source64+:} false; then :
-  $as_echo_n "(cached) " >&6
+    if test "${tcl_cv_flag__largefile_source64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/stat.h>
 int
@@ -6546,10 +7105,38 @@ char *p = (char *)open64;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_flag__largefile_source64=no
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #define _LARGEFILE_SOURCE64 1
 #include <sys/stat.h>
@@ -6561,42 +7148,72 @@ char *p = (char *)open64;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_flag__largefile_source64=yes
 else
-  tcl_cv_flag__largefile_source64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_flag__largefile_source64=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "x${tcl_cv_flag__largefile_source64}" = "xyes" ; then
 
-$as_echo "#define _LARGEFILE_SOURCE64 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _LARGEFILE_SOURCE64 1
+_ACEOF
 
 	tcl_flags="$tcl_flags _LARGEFILE_SOURCE64"
     fi
 
     if test "x${tcl_flags}" = "x" ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: none" >&5
-$as_echo "none" >&6; }
+	echo "$as_me:$LINENO: result: none" >&5
+echo "${ECHO_T}none" >&6
     else
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${tcl_flags}" >&5
-$as_echo "${tcl_flags}" >&6; }
+	echo "$as_me:$LINENO: result: ${tcl_flags}" >&5
+echo "${ECHO_T}${tcl_flags}" >&6
     fi
 
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for 64-bit integer type" >&5
-$as_echo_n "checking for 64-bit integer type... " >&6; }
-    if ${tcl_cv_type_64bit+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking for 64-bit integer type" >&5
+echo $ECHO_N "checking for 64-bit integer type... $ECHO_C" >&6
+    if test "${tcl_cv_type_64bit+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	tcl_cv_type_64bit=none
 	# See if the compiler knows natively about __int64
-	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -6607,16 +7224,44 @@ __int64 value = (__int64) 0;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_type_64bit=__int64
 else
-  tcl_type_64bit="long long"
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_type_64bit="long long"
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 	# See if we should use long anyway  Note that we substitute in the
 	# type that is our current guess for a 64-bit type inside this check
 	# program, so it should be modified only carefully...
-        cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+        cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 int
@@ -6629,35 +7274,66 @@ switch (0) {
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_type_64bit=${tcl_type_64bit}
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "${tcl_cv_type_64bit}" = none ; then
 
-$as_echo "#define TCL_WIDE_INT_IS_LONG 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define TCL_WIDE_INT_IS_LONG 1
+_ACEOF
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: using long" >&5
-$as_echo "using long" >&6; }
+	echo "$as_me:$LINENO: result: using long" >&5
+echo "${ECHO_T}using long" >&6
     else
 
 cat >>confdefs.h <<_ACEOF
 #define TCL_WIDE_INT_TYPE ${tcl_cv_type_64bit}
 _ACEOF
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: ${tcl_cv_type_64bit}" >&5
-$as_echo "${tcl_cv_type_64bit}" >&6; }
+	echo "$as_me:$LINENO: result: ${tcl_cv_type_64bit}" >&5
+echo "${ECHO_T}${tcl_cv_type_64bit}" >&6
 
 	# Now check for auxiliary declarations
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct dirent64" >&5
-$as_echo_n "checking for struct dirent64... " >&6; }
-if ${tcl_cv_struct_dirent64+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking for struct dirent64" >&5
+echo $ECHO_N "checking for struct dirent64... $ECHO_C" >&6
+if test "${tcl_cv_struct_dirent64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/types.h>
 #include <dirent.h>
@@ -6669,28 +7345,58 @@ struct dirent64 p;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_struct_dirent64=yes
 else
-  tcl_cv_struct_dirent64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_struct_dirent64=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_struct_dirent64" >&5
-$as_echo "$tcl_cv_struct_dirent64" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_struct_dirent64" >&5
+echo "${ECHO_T}$tcl_cv_struct_dirent64" >&6
 	if test "x${tcl_cv_struct_dirent64}" = "xyes" ; then
 
-$as_echo "#define HAVE_STRUCT_DIRENT64 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_STRUCT_DIRENT64 1
+_ACEOF
 
 	fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for DIR64" >&5
-$as_echo_n "checking for DIR64... " >&6; }
-if ${tcl_cv_DIR64+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking for DIR64" >&5
+echo $ECHO_N "checking for DIR64... $ECHO_C" >&6
+if test "${tcl_cv_DIR64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/types.h>
 #include <dirent.h>
@@ -6703,28 +7409,58 @@ struct dirent64 *p; DIR64 d = opendir64(".");
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_DIR64=yes
 else
-  tcl_cv_DIR64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_DIR64=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_DIR64" >&5
-$as_echo "$tcl_cv_DIR64" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_DIR64" >&5
+echo "${ECHO_T}$tcl_cv_DIR64" >&6
 	if test "x${tcl_cv_DIR64}" = "xyes" ; then
 
-$as_echo "#define HAVE_DIR64 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_DIR64 1
+_ACEOF
 
 	fi
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for struct stat64" >&5
-$as_echo_n "checking for struct stat64... " >&6; }
-if ${tcl_cv_struct_stat64+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking for struct stat64" >&5
+echo $ECHO_N "checking for struct stat64... $ECHO_C" >&6
+if test "${tcl_cv_struct_stat64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/stat.h>
 int
@@ -6736,40 +7472,161 @@ struct stat64 p;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_struct_stat64=yes
 else
-  tcl_cv_struct_stat64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_struct_stat64=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_struct_stat64" >&5
-$as_echo "$tcl_cv_struct_stat64" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_struct_stat64" >&5
+echo "${ECHO_T}$tcl_cv_struct_stat64" >&6
 	if test "x${tcl_cv_struct_stat64}" = "xyes" ; then
 
-$as_echo "#define HAVE_STRUCT_STAT64 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_STRUCT_STAT64 1
+_ACEOF
 
 	fi
 
-	for ac_func in open64 lseek64
-do :
-  as_ac_var=`$as_echo "ac_cv_func_$ac_func" | $as_tr_sh`
-ac_fn_c_check_func "$LINENO" "$ac_func" "$as_ac_var"
-if eval test \"x\$"$as_ac_var"\" = x"yes"; then :
+
+
+for ac_func in open64 lseek64
+do
+as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
+echo "$as_me:$LINENO: checking for $ac_func" >&5
+echo $ECHO_N "checking for $ac_func... $ECHO_C" >&6
+if eval "test \"\${$as_ac_var+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+/* Define $ac_func to an innocuous variant, in case <limits.h> declares $ac_func.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define $ac_func innocuous_$ac_func
+
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func (); below.
+    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+    <limits.h> exists even on freestanding compilers.  */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef $ac_func
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char $ac_func ();
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+char (*f) () = $ac_func;
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+int
+main ()
+{
+return f != $ac_func;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  eval "$as_ac_var=yes"
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+eval "$as_ac_var=no"
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_var'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_var'}'`" >&6
+if test `eval echo '${'$as_ac_var'}'` = yes; then
   cat >>confdefs.h <<_ACEOF
-#define `$as_echo "HAVE_$ac_func" | $as_tr_cpp` 1
+#define `echo "HAVE_$ac_func" | $as_tr_cpp` 1
 _ACEOF
 
 fi
 done
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for off64_t" >&5
-$as_echo_n "checking for off64_t... " >&6; }
-	if ${tcl_cv_type_off64_t+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking for off64_t" >&5
+echo $ECHO_N "checking for off64_t... $ECHO_C" >&6
+	if test "${tcl_cv_type_off64_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/types.h>
 int
@@ -6781,25 +7638,51 @@ off64_t offset;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_type_off64_t=yes
 else
-  tcl_cv_type_off64_t=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_type_off64_t=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
 
 			if test "x${tcl_cv_type_off64_t}" = "xyes" && \
 	        test "x${ac_cv_func_lseek64}" = "xyes" && \
 	        test "x${ac_cv_func_open64}" = "xyes" ; then
 
-$as_echo "#define HAVE_TYPE_OFF64_T 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_TYPE_OFF64_T 1
+_ACEOF
 
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+	    echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
 	else
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+	    echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 	fi
     fi
 
@@ -6808,229 +7691,235 @@ $as_echo "no" >&6; }
 #	Check endianness because we can optimize some operations
 #--------------------------------------------------------------------
 
- { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether byte ordering is bigendian" >&5
-$as_echo_n "checking whether byte ordering is bigendian... " >&6; }
-if ${ac_cv_c_bigendian+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking whether byte ordering is bigendian" >&5
+echo $ECHO_N "checking whether byte ordering is bigendian... $ECHO_C" >&6
+if test "${ac_cv_c_bigendian+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  ac_cv_c_bigendian=unknown
-    # See if we're dealing with a universal compiler.
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#ifndef __APPLE_CC__
-	       not a universal capable compiler
-	     #endif
-	     typedef int dummy;
-
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-
-	# Check for potential -arch flags.  It is not universal unless
-	# there are at least two -arch flags with different values.
-	ac_arch=
-	ac_prev=
-	for ac_word in $CC $CFLAGS $CPPFLAGS $LDFLAGS; do
-	 if test -n "$ac_prev"; then
-	   case $ac_word in
-	     i?86 | x86_64 | ppc | ppc64)
-	       if test -z "$ac_arch" || test "$ac_arch" = "$ac_word"; then
-		 ac_arch=$ac_word
-	       else
-		 ac_cv_c_bigendian=universal
-		 break
-	       fi
-	       ;;
-	   esac
-	   ac_prev=
-	 elif test "x$ac_word" = "x-arch"; then
-	   ac_prev=arch
-	 fi
-       done
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    if test $ac_cv_c_bigendian = unknown; then
-      # See if sys/param.h defines the BYTE_ORDER macro.
-      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  # See if sys/param.h defines the BYTE_ORDER macro.
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/types.h>
-	     #include <sys/param.h>
+#include <sys/param.h>
 
 int
 main ()
 {
-#if ! (defined BYTE_ORDER && defined BIG_ENDIAN \
-		     && defined LITTLE_ENDIAN && BYTE_ORDER && BIG_ENDIAN \
-		     && LITTLE_ENDIAN)
-	      bogus endian macros
-	     #endif
+#if !BYTE_ORDER || !BIG_ENDIAN || !LITTLE_ENDIAN
+ bogus endian macros
+#endif
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   # It does; now see whether it defined to BIG_ENDIAN or not.
-	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/types.h>
-		#include <sys/param.h>
+#include <sys/param.h>
 
 int
 main ()
 {
 #if BYTE_ORDER != BIG_ENDIAN
-		 not big endian
-		#endif
+ not big endian
+#endif
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_c_bigendian=yes
 else
-  ac_cv_c_bigendian=no
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    fi
-    if test $ac_cv_c_bigendian = unknown; then
-      # See if <limits.h> defines _LITTLE_ENDIAN or _BIG_ENDIAN (e.g., Solaris).
-      cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-#include <limits.h>
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
-int
-main ()
-{
-#if ! (defined _LITTLE_ENDIAN || defined _BIG_ENDIAN)
-	      bogus endian macros
-	     #endif
+ac_cv_c_bigendian=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
-  ;
-  return 0;
-}
+# It does not; compile a test program.
+if test "$cross_compiling" = yes; then
+  # try to guess the endianness by grepping values into an object file
+  ac_cv_c_bigendian=unknown
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  # It does; now see whether it defined to _BIG_ENDIAN or not.
-	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-#include <limits.h>
-
+short ascii_mm[] = { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
+short ascii_ii[] = { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
+void _ascii () { char *s = (char *) ascii_mm; s = (char *) ascii_ii; }
+short ebcdic_ii[] = { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
+short ebcdic_mm[] = { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
+void _ebcdic () { char *s = (char *) ebcdic_mm; s = (char *) ebcdic_ii; }
 int
 main ()
 {
-#ifndef _BIG_ENDIAN
-		 not big endian
-		#endif
-
+ _ascii (); _ebcdic ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  if grep BIGenDianSyS conftest.$ac_objext >/dev/null ; then
   ac_cv_c_bigendian=yes
-else
-  ac_cv_c_bigendian=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
+  if test "$ac_cv_c_bigendian" = unknown; then
+    ac_cv_c_bigendian=no
+  else
+    # finding both strings is unlikely to happen, but who knows?
+    ac_cv_c_bigendian=unknown
+  fi
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-    fi
-    if test $ac_cv_c_bigendian = unknown; then
-      # Compile a test program.
-      if test "$cross_compiling" = yes; then :
-  # Try to guess by grepping values from an object file.
-	 cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-short int ascii_mm[] =
-		  { 0x4249, 0x4765, 0x6E44, 0x6961, 0x6E53, 0x7953, 0 };
-		short int ascii_ii[] =
-		  { 0x694C, 0x5454, 0x656C, 0x6E45, 0x6944, 0x6E61, 0 };
-		int use_ascii (int i) {
-		  return ascii_mm[i] + ascii_ii[i];
-		}
-		short int ebcdic_ii[] =
-		  { 0x89D3, 0xE3E3, 0x8593, 0x95C5, 0x89C4, 0x9581, 0 };
-		short int ebcdic_mm[] =
-		  { 0xC2C9, 0xC785, 0x95C4, 0x8981, 0x95E2, 0xA8E2, 0 };
-		int use_ebcdic (int i) {
-		  return ebcdic_mm[i] + ebcdic_ii[i];
-		}
-		extern int foo;
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
-int
-main ()
-{
-return use_ascii (foo) == use_ebcdic (foo);
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  if grep BIGenDianSyS conftest.$ac_objext >/dev/null; then
-	      ac_cv_c_bigendian=yes
-	    fi
-	    if grep LiTTleEnDian conftest.$ac_objext >/dev/null ; then
-	      if test "$ac_cv_c_bigendian" = unknown; then
-		ac_cv_c_bigendian=no
-	      else
-		# finding both strings is unlikely to happen, but who knows?
-		ac_cv_c_bigendian=unknown
-	      fi
-	    fi
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-$ac_includes_default
 int
 main ()
 {
-
-	     /* Are we little or big endian?  From Harbison&Steele.  */
-	     union
-	     {
-	       long int l;
-	       char c[sizeof (long int)];
-	     } u;
-	     u.l = 1;
-	     return u.c[sizeof (long int) - 1] == 1;
-
-  ;
-  return 0;
+  /* Are we little or big endian?  From Harbison&Steele.  */
+  union
+  {
+    long l;
+    char c[sizeof (long)];
+  } u;
+  u.l = 1;
+  exit (u.c[sizeof (long) - 1] == 1);
 }
 _ACEOF
-if ac_fn_c_try_run "$LINENO"; then :
+rm -f conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } && { ac_try='./conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_c_bigendian=no
 else
-  ac_cv_c_bigendian=yes
+  echo "$as_me: program exited with status $ac_status" >&5
+echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+( exit $ac_status )
+ac_cv_c_bigendian=yes
 fi
-rm -f core *.core core.conftest.* gmon.out bb.out conftest$ac_exeext \
-  conftest.$ac_objext conftest.beam conftest.$ac_ext
+rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
-
-    fi
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_bigendian" >&5
-$as_echo "$ac_cv_c_bigendian" >&6; }
- case $ac_cv_c_bigendian in #(
-   yes)
-     $as_echo "#define WORDS_BIGENDIAN 1" >>confdefs.h
-;; #(
-   no)
-      ;; #(
-   universal)
-
-$as_echo "#define AC_APPLE_UNIVERSAL_BUILD 1" >>confdefs.h
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_c_bigendian" >&5
+echo "${ECHO_T}$ac_cv_c_bigendian" >&6
+case $ac_cv_c_bigendian in
+  yes)
 
-     ;; #(
-   *)
-     as_fn_error $? "unknown endianness
- presetting ac_cv_c_bigendian=no (or yes) will help" "$LINENO" 5 ;;
- esac
+cat >>confdefs.h <<\_ACEOF
+#define WORDS_BIGENDIAN 1
+_ACEOF
+ ;;
+  no)
+     ;;
+  *)
+    { { echo "$as_me:$LINENO: error: unknown endianness
+presetting ac_cv_c_bigendian=no (or yes) will help" >&5
+echo "$as_me: error: unknown endianness
+presetting ac_cv_c_bigendian=no (or yes) will help" >&2;}
+   { (exit 1); exit 1; }; } ;;
+esac
 
 
 #------------------------------------------------------------------------
@@ -7045,10 +7934,10 @@ if test "$TCL_EXEC_PREFIX" != "$exec_prefix"; then
 fi
 
 if test "$TCL_PREFIX" != "$prefix"; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING:
+    { echo "$as_me:$LINENO: WARNING:
         Different --prefix selected for Tk and Tcl!
         [package require Tk] may not work correctly in tclsh." >&5
-$as_echo "$as_me: WARNING:
+echo "$as_me: WARNING:
         Different --prefix selected for Tk and Tcl!
         [package require Tk] may not work correctly in tclsh." >&2;}
 fi
@@ -7063,13 +7952,17 @@ fi
 #	special flag.
 #--------------------------------------------------------------------
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for fd_set in sys/types" >&5
-$as_echo_n "checking for fd_set in sys/types... " >&6; }
-if ${tcl_cv_type_fd_set+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for fd_set in sys/types" >&5
+echo $ECHO_N "checking for fd_set in sys/types... $ECHO_C" >&6
+if test "${tcl_cv_type_fd_set+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/types.h>
 int
@@ -7080,30 +7973,58 @@ fd_set readMask, writeMask;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_type_fd_set=yes
 else
-  tcl_cv_type_fd_set=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_type_fd_set=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_type_fd_set" >&5
-$as_echo "$tcl_cv_type_fd_set" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_type_fd_set" >&5
+echo "${ECHO_T}$tcl_cv_type_fd_set" >&6
 tk_ok=$tcl_cv_type_fd_set
 if test $tk_ok = no; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for fd_mask in sys/select" >&5
-$as_echo_n "checking for fd_mask in sys/select... " >&6; }
-if ${tcl_cv_grep_fd_mask+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking for fd_mask in sys/select" >&5
+echo $ECHO_N "checking for fd_mask in sys/select... $ECHO_C" >&6
+if test "${tcl_cv_grep_fd_mask+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/select.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "fd_mask" >/dev/null 2>&1; then :
+  $EGREP "fd_mask" >/dev/null 2>&1; then
   tcl_cv_grep_fd_mask=present
 else
   tcl_cv_grep_fd_mask=missing
@@ -7111,18 +8032,22 @@ fi
 rm -f conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_grep_fd_mask" >&5
-$as_echo "$tcl_cv_grep_fd_mask" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_grep_fd_mask" >&5
+echo "${ECHO_T}$tcl_cv_grep_fd_mask" >&6
     if test $tcl_cv_grep_fd_mask = present; then
 
-$as_echo "#define HAVE_SYS_SELECT_H 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_SYS_SELECT_H 1
+_ACEOF
 
 	tk_ok=yes
     fi
 fi
 if test $tk_ok = no; then
 
-$as_echo "#define NO_FD_SET 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define NO_FD_SET 1
+_ACEOF
 
 fi
 
@@ -7130,50 +8055,218 @@ fi
 #       Find out all about time handling differences.
 #------------------------------------------------------------------------------
 
+
 for ac_header in sys/time.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "sys/time.h" "ac_cv_header_sys_time_h" "$ac_includes_default"
-if test "x$ac_cv_header_sys_time_h" = xyes; then :
-  cat >>confdefs.h <<_ACEOF
-#define HAVE_SYS_TIME_H 1
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking $ac_header usability" >&5
+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+#include <$ac_header>
 _ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
+ac_header_compiler=no
 fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
 
-done
-
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether time.h and sys/time.h may both be included" >&5
-$as_echo_n "checking whether time.h and sys/time.h may both be included... " >&6; }
-if ${ac_cv_header_time+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+# Is the header present?
+echo "$as_me:$LINENO: checking $ac_header presence" >&5
+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-#include <sys/types.h>
-#include <sys/time.h>
-#include <time.h>
-
-int
-main ()
-{
-if ((struct tm *) 0)
-return 0;
-  ;
-  return 0;
-}
+#include <$ac_header>
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  ac_cv_header_time=yes
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
 else
-  ac_cv_header_time=no
+  ac_cpp_err=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+if test -z "$ac_cpp_err"; then
+  ac_header_preproc=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_header_time" >&5
-$as_echo "$ac_cv_header_time" >&6; }
-if test $ac_cv_header_time = yes; then
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
 
-$as_echo "#define TIME_WITH_SYS_TIME 1" >>confdefs.h
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ----------------------------- ##
+## Report this to the tk lists.  ##
+## ----------------------------- ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  eval "$as_ac_Header=\$ac_header_preproc"
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+
+fi
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
+  cat >>confdefs.h <<_ACEOF
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
+_ACEOF
+
+fi
+
+done
+
+echo "$as_me:$LINENO: checking whether time.h and sys/time.h may both be included" >&5
+echo $ECHO_N "checking whether time.h and sys/time.h may both be included... $ECHO_C" >&6
+if test "${ac_cv_header_time+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <sys/types.h>
+#include <sys/time.h>
+#include <time.h>
+
+int
+main ()
+{
+if ((struct tm *) 0)
+return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_header_time=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_time=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_time" >&5
+echo "${ECHO_T}$ac_cv_header_time" >&6
+if test $ac_cv_header_time = yes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define TIME_WITH_SYS_TIME 1
+_ACEOF
 
 fi
 
@@ -7183,9 +8276,64 @@ fi
 #	they don't exist.
 #--------------------------------------------------------------------
 
-ac_fn_c_check_type "$LINENO" "mode_t" "ac_cv_type_mode_t" "$ac_includes_default"
-if test "x$ac_cv_type_mode_t" = xyes; then :
+echo "$as_me:$LINENO: checking for mode_t" >&5
+echo $ECHO_N "checking for mode_t... $ECHO_C" >&6
+if test "${ac_cv_type_mode_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+int
+main ()
+{
+if ((mode_t *) 0)
+  return 0;
+if (sizeof (mode_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_type_mode_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
+ac_cv_type_mode_t=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_mode_t" >&5
+echo "${ECHO_T}$ac_cv_type_mode_t" >&6
+if test $ac_cv_type_mode_t = yes; then
+  :
 else
 
 cat >>confdefs.h <<_ACEOF
@@ -7194,9 +8342,64 @@ _ACEOF
 
 fi
 
-ac_fn_c_check_type "$LINENO" "pid_t" "ac_cv_type_pid_t" "$ac_includes_default"
-if test "x$ac_cv_type_pid_t" = xyes; then :
+echo "$as_me:$LINENO: checking for pid_t" >&5
+echo $ECHO_N "checking for pid_t... $ECHO_C" >&6
+if test "${ac_cv_type_pid_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+int
+main ()
+{
+if ((pid_t *) 0)
+  return 0;
+if (sizeof (pid_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_type_pid_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
+ac_cv_type_pid_t=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_pid_t" >&5
+echo "${ECHO_T}$ac_cv_type_pid_t" >&6
+if test $ac_cv_type_pid_t = yes; then
+  :
 else
 
 cat >>confdefs.h <<_ACEOF
@@ -7205,29 +8408,88 @@ _ACEOF
 
 fi
 
-ac_fn_c_check_type "$LINENO" "size_t" "ac_cv_type_size_t" "$ac_includes_default"
-if test "x$ac_cv_type_size_t" = xyes; then :
+echo "$as_me:$LINENO: checking for size_t" >&5
+echo $ECHO_N "checking for size_t... $ECHO_C" >&6
+if test "${ac_cv_type_size_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+int
+main ()
+{
+if ((size_t *) 0)
+  return 0;
+if (sizeof (size_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_type_size_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
+ac_cv_type_size_t=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_size_t" >&5
+echo "${ECHO_T}$ac_cv_type_size_t" >&6
+if test $ac_cv_type_size_t = yes; then
+  :
 else
 
 cat >>confdefs.h <<_ACEOF
-#define size_t unsigned int
+#define size_t unsigned
 _ACEOF
 
 fi
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for uid_t in sys/types.h" >&5
-$as_echo_n "checking for uid_t in sys/types.h... " >&6; }
-if ${ac_cv_type_uid_t+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking for uid_t in sys/types.h" >&5
+echo $ECHO_N "checking for uid_t in sys/types.h... $ECHO_C" >&6
+if test "${ac_cv_type_uid_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <sys/types.h>
 
 _ACEOF
 if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
-  $EGREP "uid_t" >/dev/null 2>&1; then :
+  $EGREP "uid_t" >/dev/null 2>&1; then
   ac_cv_type_uid_t=yes
 else
   ac_cv_type_uid_t=no
@@ -7235,59 +8497,147 @@ fi
 rm -f conftest*
 
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_type_uid_t" >&5
-$as_echo "$ac_cv_type_uid_t" >&6; }
+echo "$as_me:$LINENO: result: $ac_cv_type_uid_t" >&5
+echo "${ECHO_T}$ac_cv_type_uid_t" >&6
 if test $ac_cv_type_uid_t = no; then
 
-$as_echo "#define uid_t int" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define uid_t int
+_ACEOF
 
 
-$as_echo "#define gid_t int" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define gid_t int
+_ACEOF
 
 fi
 
 
-ac_fn_c_check_type "$LINENO" "intptr_t" "ac_cv_type_intptr_t" "$ac_includes_default"
-if test "x$ac_cv_type_intptr_t" = xyes; then :
+echo "$as_me:$LINENO: checking for intptr_t" >&5
+echo $ECHO_N "checking for intptr_t... $ECHO_C" >&6
+if test "${ac_cv_type_intptr_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+int
+main ()
+{
+if ((intptr_t *) 0)
+  return 0;
+if (sizeof (intptr_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_type_intptr_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_type_intptr_t=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_intptr_t" >&5
+echo "${ECHO_T}$ac_cv_type_intptr_t" >&6
+if test $ac_cv_type_intptr_t = yes; then
 
 
-$as_echo "#define HAVE_INTPTR_T 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_INTPTR_T 1
+_ACEOF
 
 else
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pointer-size signed integer type" >&5
-$as_echo_n "checking for pointer-size signed integer type... " >&6; }
-if ${tcl_cv_intptr_t+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking for pointer-size signed integer type" >&5
+echo $ECHO_N "checking for pointer-size signed integer type... $ECHO_C" >&6
+if test "${tcl_cv_intptr_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
     for tcl_cv_intptr_t in "int" "long" "long long" none; do
 	if test "$tcl_cv_intptr_t" != none; then
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
 int
 main ()
 {
 static int test_array [1 - 2 * !(sizeof (void *) <= sizeof ($tcl_cv_intptr_t))];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_ok=yes
 else
-  tcl_ok=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_ok=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 	    test "$tcl_ok" = yes && break; fi
     done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_intptr_t" >&5
-$as_echo "$tcl_cv_intptr_t" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_intptr_t" >&5
+echo "${ECHO_T}$tcl_cv_intptr_t" >&6
     if test "$tcl_cv_intptr_t" != none; then
 
 cat >>confdefs.h <<_ACEOF
@@ -7298,48 +8648,132 @@ _ACEOF
 
 fi
 
-ac_fn_c_check_type "$LINENO" "uintptr_t" "ac_cv_type_uintptr_t" "$ac_includes_default"
-if test "x$ac_cv_type_uintptr_t" = xyes; then :
+echo "$as_me:$LINENO: checking for uintptr_t" >&5
+echo $ECHO_N "checking for uintptr_t... $ECHO_C" >&6
+if test "${ac_cv_type_uintptr_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+int
+main ()
+{
+if ((uintptr_t *) 0)
+  return 0;
+if (sizeof (uintptr_t))
+  return 0;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_type_uintptr_t=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_type_uintptr_t=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_type_uintptr_t" >&5
+echo "${ECHO_T}$ac_cv_type_uintptr_t" >&6
+if test $ac_cv_type_uintptr_t = yes; then
 
 
-$as_echo "#define HAVE_UINTPTR_T 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_UINTPTR_T 1
+_ACEOF
 
 else
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for pointer-size unsigned integer type" >&5
-$as_echo_n "checking for pointer-size unsigned integer type... " >&6; }
-if ${tcl_cv_uintptr_t+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking for pointer-size unsigned integer type" >&5
+echo $ECHO_N "checking for pointer-size unsigned integer type... $ECHO_C" >&6
+if test "${tcl_cv_uintptr_t+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
     for tcl_cv_uintptr_t in "unsigned int" "unsigned long" "unsigned long long" \
 	    none; do
 	if test "$tcl_cv_uintptr_t" != none; then
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
 int
 main ()
 {
 static int test_array [1 - 2 * !(sizeof (void *) <= sizeof ($tcl_cv_uintptr_t))];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_ok=yes
 else
-  tcl_ok=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_ok=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 	    test "$tcl_ok" = yes && break; fi
     done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_uintptr_t" >&5
-$as_echo "$tcl_cv_uintptr_t" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_uintptr_t" >&5
+echo "${ECHO_T}$tcl_cv_uintptr_t" >&6
     if test "$tcl_cv_uintptr_t" != none; then
 
 cat >>confdefs.h <<_ACEOF
@@ -7355,13 +8789,17 @@ fi
 #     In OS/390 struct pwd has no pw_gecos field
 #-------------------------------------------
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking pw_gecos in struct pwd" >&5
-$as_echo_n "checking pw_gecos in struct pwd... " >&6; }
-if ${tcl_cv_pwd_pw_gecos+:} false; then :
-  $as_echo_n "(cached) " >&6
+echo "$as_me:$LINENO: checking pw_gecos in struct pwd" >&5
+echo $ECHO_N "checking pw_gecos in struct pwd... $ECHO_C" >&6
+if test "${tcl_cv_pwd_pw_gecos+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <pwd.h>
 int
@@ -7372,18 +8810,44 @@ struct passwd pwd; (void)pwd.pw_gecos;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_pwd_pw_gecos=yes
 else
-  tcl_cv_pwd_pw_gecos=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_pwd_pw_gecos=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_pwd_pw_gecos" >&5
-$as_echo "$tcl_cv_pwd_pw_gecos" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_pwd_pw_gecos" >&5
+echo "${ECHO_T}$tcl_cv_pwd_pw_gecos" >&6
 if test $tcl_cv_pwd_pw_gecos = yes; then
 
-$as_echo "#define HAVE_PW_GECOS 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_PW_GECOS 1
+_ACEOF
 
 fi
 
@@ -7392,41 +8856,41 @@ fi
 #--------------------------------------------------------------------
 
 if test "`uname -s`" = "Darwin" ; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use Aqua" >&5
-$as_echo_n "checking whether to use Aqua... " >&6; }
-    # Check whether --enable-aqua was given.
-if test "${enable_aqua+set}" = set; then :
-  enableval=$enable_aqua; tk_aqua=$enableval
+    echo "$as_me:$LINENO: checking whether to use Aqua" >&5
+echo $ECHO_N "checking whether to use Aqua... $ECHO_C" >&6
+    # Check whether --enable-aqua or --disable-aqua was given.
+if test "${enable_aqua+set}" = set; then
+  enableval="$enable_aqua"
+  tk_aqua=$enableval
 else
   tk_aqua=no
-fi
-
+fi;
     if test $tk_aqua = yes -o $tk_aqua = cocoa; then
 	tk_aqua=yes
 	if test $tcl_corefoundation = no; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Aqua can only be used when CoreFoundation is available" >&5
-$as_echo "$as_me: WARNING: Aqua can only be used when CoreFoundation is available" >&2;}
+	    { echo "$as_me:$LINENO: WARNING: Aqua can only be used when CoreFoundation is available" >&5
+echo "$as_me: WARNING: Aqua can only be used when CoreFoundation is available" >&2;}
 	    tk_aqua=no
 	fi
 	if test ! -d /System/Library/Frameworks/Cocoa.framework; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Aqua can only be used when Cocoa is available" >&5
-$as_echo "$as_me: WARNING: Aqua can only be used when Cocoa is available" >&2;}
+	    { echo "$as_me:$LINENO: WARNING: Aqua can only be used when Cocoa is available" >&5
+echo "$as_me: WARNING: Aqua can only be used when Cocoa is available" >&2;}
 	    tk_aqua=no
 	fi
 	if test "`uname -r | awk -F. '{print $1}'`" -lt 9; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Aqua requires Mac OS X 10.5 or later" >&5
-$as_echo "$as_me: WARNING: Aqua requires Mac OS X 10.5 or later" >&2;}
+	    { echo "$as_me:$LINENO: WARNING: Aqua requires Mac OS X 10.5 or later" >&5
+echo "$as_me: WARNING: Aqua requires Mac OS X 10.5 or later" >&2;}
 	    tk_aqua=no
 	fi
     fi
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $tk_aqua" >&5
-$as_echo "$tk_aqua" >&6; }
+    echo "$as_me:$LINENO: result: $tk_aqua" >&5
+echo "${ECHO_T}$tk_aqua" >&6
     if test "$fat_32_64" = yes; then
 	if test $tk_aqua = no; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for 64-bit X11" >&5
-$as_echo_n "checking for 64-bit X11... " >&6; }
-if ${tcl_cv_lib_x11_64+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for 64-bit X11" >&5
+echo $ECHO_N "checking for 64-bit X11... $ECHO_C" >&6
+if test "${tcl_cv_lib_x11_64+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 		for v in CFLAGS CPPFLAGS LDFLAGS; do
@@ -7434,7 +8898,11 @@ else
 		done
 		CPPFLAGS="$CPPFLAGS -I/usr/X11R6/include"
 		LDFLAGS="$LDFLAGS -L/usr/X11R6/lib -lX11"
-		cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+		cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 int
@@ -7445,25 +8913,49 @@ XrmInitialize();
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_lib_x11_64=yes
 else
-  tcl_cv_lib_x11_64=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_lib_x11_64=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 		for v in CFLAGS CPPFLAGS LDFLAGS; do
 		    eval $v'="$hold_'$v'"'
 		done
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_lib_x11_64" >&5
-$as_echo "$tcl_cv_lib_x11_64" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_lib_x11_64" >&5
+echo "${ECHO_T}$tcl_cv_lib_x11_64" >&6
 	fi
 	# remove 64-bit arch flags from CFLAGS et al. for combined 32 & 64 bit
 	# fat builds if configuration does not support 64-bit.
 	if test "$tcl_cv_lib_x11_64" = no; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: Removing 64-bit architectures from compiler & linker flags" >&5
-$as_echo "$as_me: Removing 64-bit architectures from compiler & linker flags" >&6;}
+	    { echo "$as_me:$LINENO: Removing 64-bit architectures from compiler & linker flags" >&5
+echo "$as_me: Removing 64-bit architectures from compiler & linker flags" >&6;}
 	    for v in CFLAGS CPPFLAGS LDFLAGS; do
 		eval $v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
 	    done
@@ -7471,15 +8963,19 @@ $as_echo "$as_me: Removing 64-bit architectures from compiler & linker flags" >&
     fi
     if test $tk_aqua = no; then
 	# check if weak linking whole libraries is possible.
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if ld accepts -weak-l flag" >&5
-$as_echo_n "checking if ld accepts -weak-l flag... " >&6; }
-if ${tcl_cv_ld_weak_l+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking if ld accepts -weak-l flag" >&5
+echo $ECHO_N "checking if ld accepts -weak-l flag... $ECHO_C" >&6
+if test "${tcl_cv_ld_weak_l+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	    hold_ldflags=$LDFLAGS
 	    LDFLAGS="$LDFLAGS -Wl,-weak-lm"
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <math.h>
 int
@@ -7490,24 +8986,186 @@ double f = sin(1.0);
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_ld_weak_l=yes
 else
-  tcl_cv_ld_weak_l=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_ld_weak_l=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 	    LDFLAGS=$hold_ldflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_ld_weak_l" >&5
-$as_echo "$tcl_cv_ld_weak_l" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_ld_weak_l" >&5
+echo "${ECHO_T}$tcl_cv_ld_weak_l" >&6
     fi
-    for ac_header in AvailabilityMacros.h
-do :
-  ac_fn_c_check_header_mongrel "$LINENO" "AvailabilityMacros.h" "ac_cv_header_AvailabilityMacros_h" "$ac_includes_default"
-if test "x$ac_cv_header_AvailabilityMacros_h" = xyes; then :
+
+for ac_header in AvailabilityMacros.h
+do
+as_ac_Header=`echo "ac_cv_header_$ac_header" | $as_tr_sh`
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+else
+  # Is the header compilable?
+echo "$as_me:$LINENO: checking $ac_header usability" >&5
+echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+$ac_includes_default
+#include <$ac_header>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_header_compiler=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_header_compiler=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
+echo "${ECHO_T}$ac_header_compiler" >&6
+
+# Is the header present?
+echo "$as_me:$LINENO: checking $ac_header presence" >&5
+echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <$ac_header>
+_ACEOF
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  ac_header_preproc=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+  ac_header_preproc=no
+fi
+rm -f conftest.err conftest.$ac_ext
+echo "$as_me:$LINENO: result: $ac_header_preproc" >&5
+echo "${ECHO_T}$ac_header_preproc" >&6
+
+# So?  What about this header?
+case $ac_header_compiler:$ac_header_preproc:$ac_c_preproc_warn_flag in
+  yes:no: )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&5
+echo "$as_me: WARNING: $ac_header: accepted by the compiler, rejected by the preprocessor!" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the compiler's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the compiler's result" >&2;}
+    ac_header_preproc=yes
+    ;;
+  no:yes:* )
+    { echo "$as_me:$LINENO: WARNING: $ac_header: present but cannot be compiled" >&5
+echo "$as_me: WARNING: $ac_header: present but cannot be compiled" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header:     check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header:     check for missing prerequisite headers?" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: see the Autoconf documentation" >&5
+echo "$as_me: WARNING: $ac_header: see the Autoconf documentation" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&5
+echo "$as_me: WARNING: $ac_header:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    { echo "$as_me:$LINENO: WARNING: $ac_header: in the future, the compiler will take precedence" >&5
+echo "$as_me: WARNING: $ac_header: in the future, the compiler will take precedence" >&2;}
+    (
+      cat <<\_ASBOX
+## ----------------------------- ##
+## Report this to the tk lists.  ##
+## ----------------------------- ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
+    ;;
+esac
+echo "$as_me:$LINENO: checking for $ac_header" >&5
+echo $ECHO_N "checking for $ac_header... $ECHO_C" >&6
+if eval "test \"\${$as_ac_Header+set}\" = set"; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  eval "$as_ac_Header=\$ac_header_preproc"
+fi
+echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
+echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
+
+fi
+if test `eval echo '${'$as_ac_Header'}'` = yes; then
   cat >>confdefs.h <<_ACEOF
-#define HAVE_AVAILABILITYMACROS_H 1
+#define `echo "HAVE_$ac_header" | $as_tr_cpp` 1
 _ACEOF
 
 fi
@@ -7515,14 +9173,18 @@ fi
 done
 
     if test "$ac_cv_header_AvailabilityMacros_h" = yes; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if weak import is available" >&5
-$as_echo_n "checking if weak import is available... " >&6; }
-if ${tcl_cv_cc_weak_import+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking if weak import is available" >&5
+echo $ECHO_N "checking if weak import is available... $ECHO_C" >&6
+if test "${tcl_cv_cc_weak_import+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	    hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 		    #ifdef __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
@@ -7542,30 +9204,60 @@ rand();
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_cc_weak_import=yes
 else
-  tcl_cv_cc_weak_import=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cc_weak_import=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 	    CFLAGS=$hold_cflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_weak_import" >&5
-$as_echo "$tcl_cv_cc_weak_import" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_cc_weak_import" >&5
+echo "${ECHO_T}$tcl_cv_cc_weak_import" >&6
 	if test $tcl_cv_cc_weak_import = yes; then
 
-$as_echo "#define HAVE_WEAK_IMPORT 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_WEAK_IMPORT 1
+_ACEOF
 
 	fi
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking if Darwin SUSv3 extensions are available" >&5
-$as_echo_n "checking if Darwin SUSv3 extensions are available... " >&6; }
-if ${tcl_cv_cc_darwin_c_source+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking if Darwin SUSv3 extensions are available" >&5
+echo $ECHO_N "checking if Darwin SUSv3 extensions are available... $ECHO_C" >&6
+if test "${tcl_cv_cc_darwin_c_source+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
 
 	    hold_cflags=$CFLAGS; CFLAGS="$CFLAGS -Werror"
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 		    #ifdef __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__
@@ -7586,19 +9278,45 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   tcl_cv_cc_darwin_c_source=yes
 else
-  tcl_cv_cc_darwin_c_source=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+tcl_cv_cc_darwin_c_source=no
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 	    CFLAGS=$hold_cflags
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $tcl_cv_cc_darwin_c_source" >&5
-$as_echo "$tcl_cv_cc_darwin_c_source" >&6; }
+echo "$as_me:$LINENO: result: $tcl_cv_cc_darwin_c_source" >&5
+echo "${ECHO_T}$tcl_cv_cc_darwin_c_source" >&6
 	if test $tcl_cv_cc_darwin_c_source = yes; then
 
-$as_echo "#define _DARWIN_C_SOURCE 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define _DARWIN_C_SOURCE 1
+_ACEOF
 
 	fi
     fi
@@ -7608,14 +9326,18 @@ fi
 
 if test $tk_aqua = yes; then
 
-$as_echo "#define MAC_OSX_TK 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define MAC_OSX_TK 1
+_ACEOF
 
     LIBS="$LIBS -framework Cocoa -framework Carbon -framework IOKit"
     EXTRA_CC_SWITCHES='-std=gnu99 -x objective-c'
     TK_WINDOWINGSYSTEM=AQUA
     if test -n "${enable_symbols}" -a "${enable_symbols}" != no; then
 
-$as_echo "#define TK_MAC_DEBUG 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define TK_MAC_DEBUG 1
+_ACEOF
 
     fi
 else
@@ -7629,47 +9351,44 @@ else
     #--------------------------------------------------------------------
 
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for X" >&5
-$as_echo_n "checking for X... " >&6; }
+    echo "$as_me:$LINENO: checking for X" >&5
+echo $ECHO_N "checking for X... $ECHO_C" >&6
 
 
-# Check whether --with-x was given.
-if test "${with_x+set}" = set; then :
-  withval=$with_x;
-fi
+# Check whether --with-x or --without-x was given.
+if test "${with_x+set}" = set; then
+  withval="$with_x"
 
+fi;
 # $have_x is `yes', `no', `disabled', or empty when we do not yet know.
 if test "x$with_x" = xno; then
   # The user explicitly disabled X.
   have_x=disabled
 else
-  case $x_includes,$x_libraries in #(
-    *\'*) as_fn_error $? "cannot use X directory names containing '" "$LINENO" 5;; #(
-    *,NONE | NONE,*) if ${ac_cv_have_x+:} false; then :
-  $as_echo_n "(cached) " >&6
+  if test "x$x_includes" != xNONE && test "x$x_libraries" != xNONE; then
+    # Both variables are already set.
+    have_x=yes
+  else
+    if test "${ac_cv_have_x+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   # One or both of the vars are not set, and there is no cached value.
 ac_x_includes=no ac_x_libraries=no
-rm -f -r conftest.dir
+rm -fr conftest.dir
 if mkdir conftest.dir; then
   cd conftest.dir
+  # Make sure to not put "make" in the Imakefile rules, since we grep it out.
   cat >Imakefile <<'_ACEOF'
-incroot:
-	@echo incroot='${INCROOT}'
-usrlibdir:
-	@echo usrlibdir='${USRLIBDIR}'
-libdir:
-	@echo libdir='${LIBDIR}'
-_ACEOF
-  if (export CC; ${XMKMF-xmkmf}) >/dev/null 2>/dev/null && test -f Makefile; then
-    # GNU make sometimes prints "make[1]: Entering ...", which would confuse us.
-    for ac_var in incroot usrlibdir libdir; do
-      eval "ac_im_$ac_var=\`\${MAKE-make} $ac_var 2>/dev/null | sed -n 's/^$ac_var=//p'\`"
-    done
+acfindx:
+	@echo 'ac_im_incroot="${INCROOT}"; ac_im_usrlibdir="${USRLIBDIR}"; ac_im_libdir="${LIBDIR}"'
+_ACEOF
+  if (xmkmf) >/dev/null 2>/dev/null && test -f Makefile; then
+    # GNU make sometimes prints "make[1]: Entering...", which would confuse us.
+    eval `${MAKE-make} acfindx 2>/dev/null | grep -v make`
     # Open Windows xmkmf reportedly sets LIBDIR instead of USRLIBDIR.
-    for ac_extension in a so sl dylib la dll; do
-      if test ! -f "$ac_im_usrlibdir/libX11.$ac_extension" &&
-	 test -f "$ac_im_libdir/libX11.$ac_extension"; then
+    for ac_extension in a so sl; do
+      if test ! -f $ac_im_usrlibdir/libX11.$ac_extension &&
+	 test -f $ac_im_libdir/libX11.$ac_extension; then
 	ac_im_usrlibdir=$ac_im_libdir; break
       fi
     done
@@ -7677,41 +9396,37 @@ _ACEOF
     # bogus both because they are the default anyway, and because
     # using them would break gcc on systems where it needs fixed includes.
     case $ac_im_incroot in
-	/usr/include) ac_x_includes= ;;
+	/usr/include) ;;
 	*) test -f "$ac_im_incroot/X11/Xos.h" && ac_x_includes=$ac_im_incroot;;
     esac
     case $ac_im_usrlibdir in
-	/usr/lib | /usr/lib64 | /lib | /lib64) ;;
+	/usr/lib | /lib) ;;
 	*) test -d "$ac_im_usrlibdir" && ac_x_libraries=$ac_im_usrlibdir ;;
     esac
   fi
   cd ..
-  rm -f -r conftest.dir
+  rm -fr conftest.dir
 fi
 
 # Standard set of common directories for X headers.
 # Check X11 before X11Rn because it is often a symlink to the current release.
 ac_x_header_dirs='
 /usr/X11/include
-/usr/X11R7/include
 /usr/X11R6/include
 /usr/X11R5/include
 /usr/X11R4/include
 
 /usr/include/X11
-/usr/include/X11R7
 /usr/include/X11R6
 /usr/include/X11R5
 /usr/include/X11R4
 
 /usr/local/X11/include
-/usr/local/X11R7/include
 /usr/local/X11R6/include
 /usr/local/X11R5/include
 /usr/local/X11R4/include
 
 /usr/local/include/X11
-/usr/local/include/X11R7
 /usr/local/include/X11R6
 /usr/local/include/X11R5
 /usr/local/include/X11R4
@@ -7733,14 +9448,38 @@ ac_x_header_dirs='
 if test "$ac_x_includes" = no; then
   # Guess where to find include files, by looking for Xlib.h.
   # First, try using that file with no special directory specified.
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
   # We can compile using X headers with no special include directory.
 ac_x_includes=
 else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   for ac_dir in $ac_x_header_dirs; do
   if test -r "$ac_dir/X11/Xlib.h"; then
     ac_x_includes=$ac_dir
@@ -7748,7 +9487,7 @@ else
   fi
 done
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 fi # $ac_x_includes = no
 
 if test "$ac_x_libraries" = no; then
@@ -7757,7 +9496,11 @@ if test "$ac_x_libraries" = no; then
   # Don't add to $LIBS permanently.
   ac_save_LIBS=$LIBS
   LIBS="-lX11 $LIBS"
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 int
@@ -7768,73 +9511,117 @@ XrmInitialize ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   LIBS=$ac_save_LIBS
 # We can link X programs with no special library path.
 ac_x_libraries=
 else
-  LIBS=$ac_save_LIBS
-for ac_dir in `$as_echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+LIBS=$ac_save_LIBS
+for ac_dir in `echo "$ac_x_includes $ac_x_header_dirs" | sed s/include/lib/g`
 do
   # Don't even attempt the hair of trying to link an X program!
-  for ac_extension in a so sl dylib la dll; do
-    if test -r "$ac_dir/libX11.$ac_extension"; then
+  for ac_extension in a so sl; do
+    if test -r $ac_dir/libXt.$ac_extension; then
       ac_x_libraries=$ac_dir
       break 2
     fi
   done
 done
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 fi # $ac_x_libraries = no
 
-case $ac_x_includes,$ac_x_libraries in #(
-  no,* | *,no | *\'*)
-    # Didn't find X, or a directory has "'" in its name.
-    ac_cv_have_x="have_x=no";; #(
-  *)
-    # Record where we found X for the cache.
-    ac_cv_have_x="have_x=yes\
-	ac_x_includes='$ac_x_includes'\
-	ac_x_libraries='$ac_x_libraries'"
-esac
+if test "$ac_x_includes" = no || test "$ac_x_libraries" = no; then
+  # Didn't find X anywhere.  Cache the known absence of X.
+  ac_cv_have_x="have_x=no"
+else
+  # Record where we found X for the cache.
+  ac_cv_have_x="have_x=yes \
+		ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
 fi
-;; #(
-    *) have_x=yes;;
-  esac
+fi
+
+  fi
   eval "$ac_cv_have_x"
 fi # $with_x != no
 
 if test "$have_x" != yes; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: $have_x" >&5
-$as_echo "$have_x" >&6; }
+  echo "$as_me:$LINENO: result: $have_x" >&5
+echo "${ECHO_T}$have_x" >&6
   no_x=yes
 else
   # If each of the values was on the command line, it overrides each guess.
   test "x$x_includes" = xNONE && x_includes=$ac_x_includes
   test "x$x_libraries" = xNONE && x_libraries=$ac_x_libraries
   # Update the cache value to reflect the command line values.
-  ac_cv_have_x="have_x=yes\
-	ac_x_includes='$x_includes'\
-	ac_x_libraries='$x_libraries'"
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: libraries $x_libraries, headers $x_includes" >&5
-$as_echo "libraries $x_libraries, headers $x_includes" >&6; }
+  ac_cv_have_x="have_x=yes \
+		ac_x_includes=$x_includes ac_x_libraries=$x_libraries"
+  echo "$as_me:$LINENO: result: libraries $x_libraries, headers $x_includes" >&5
+echo "${ECHO_T}libraries $x_libraries, headers $x_includes" >&6
 fi
 
     not_really_there=""
     if test "$no_x" = ""; then
 	if test "$x_includes" = ""; then
-	    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
-
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
+  :
 else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   not_really_there="yes"
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 	else
 	    if test ! -r $x_includes/X11/Xlib.h; then
 		not_really_there="yes"
@@ -7842,25 +9629,49 @@ rm -f conftest.err conftest.i conftest.$ac_ext
 	fi
     fi
     if test "$no_x" = "yes" -o "$not_really_there" = "yes"; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for X11 header files" >&5
-$as_echo_n "checking for X11 header files... " >&6; }
+	echo "$as_me:$LINENO: checking for X11 header files" >&5
+echo $ECHO_N "checking for X11 header files... $ECHO_C" >&6
 	found_xincludes="no"
-	cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+	cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 #include <X11/Xlib.h>
 _ACEOF
-if ac_fn_c_try_cpp "$LINENO"; then :
+if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
+  (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } >/dev/null; then
+  if test -s conftest.err; then
+    ac_cpp_err=$ac_c_preproc_warn_flag
+    ac_cpp_err=$ac_cpp_err$ac_c_werror_flag
+  else
+    ac_cpp_err=
+  fi
+else
+  ac_cpp_err=yes
+fi
+if test -z "$ac_cpp_err"; then
   found_xincludes="yes"
 else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
   found_xincludes="no"
 fi
-rm -f conftest.err conftest.i conftest.$ac_ext
+rm -f conftest.err conftest.$ac_ext
 	if test "$found_xincludes" = "no"; then
 	    dirs="/usr/unsupported/include /usr/local/include /usr/X386/include /usr/X11R6/include /usr/X11R5/include /usr/include/X11R5 /usr/include/X11R4 /usr/openwin/include /usr/X11/include /usr/sww/include"
 	    for i in $dirs ; do
 		if test -r $i/X11/Xlib.h; then
-		    { $as_echo "$as_me:${as_lineno-$LINENO}: result: $i" >&5
-$as_echo "$i" >&6; }
+		    echo "$as_me:$LINENO: result: $i" >&5
+echo "${ECHO_T}$i" >&6
 		    XINCLUDES=" -I$i"
 		    found_xincludes="yes"
 		    break
@@ -7874,19 +9685,19 @@ $as_echo "$i" >&6; }
 	fi
     fi
     if test "$found_xincludes" = "no"; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: couldn't find any!" >&5
-$as_echo "couldn't find any!" >&6; }
+	echo "$as_me:$LINENO: result: couldn't find any!" >&5
+echo "${ECHO_T}couldn't find any!" >&6
     fi
 
     if test "$no_x" = yes; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for X11 libraries" >&5
-$as_echo_n "checking for X11 libraries... " >&6; }
+	echo "$as_me:$LINENO: checking for X11 libraries" >&5
+echo $ECHO_N "checking for X11 libraries... $ECHO_C" >&6
 	XLIBSW=nope
 	dirs="/usr/unsupported/lib /usr/local/lib /usr/X386/lib /usr/X11R6/lib /usr/X11R5/lib /usr/lib/X11R5 /usr/lib/X11R4 /usr/openwin/lib /usr/X11/lib /usr/sww/X11/lib"
 	for i in $dirs ; do
 	    if test -r $i/libX11.a -o -r $i/libX11.so -o -r $i/libX11.sl -o -r $i/libX11.dylib; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $i" >&5
-$as_echo "$i" >&6; }
+		echo "$as_me:$LINENO: result: $i" >&5
+echo "${ECHO_T}$i" >&6
 		XLIBSW="-L$i -lX11"
 		x_libraries="$i"
 		break
@@ -7900,50 +9711,78 @@ $as_echo "$i" >&6; }
 	fi
     fi
     if test "$XLIBSW" = nope ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for XCreateWindow in -lXwindow" >&5
-$as_echo_n "checking for XCreateWindow in -lXwindow... " >&6; }
-if ${ac_cv_lib_Xwindow_XCreateWindow+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking for XCreateWindow in -lXwindow" >&5
+echo $ECHO_N "checking for XCreateWindow in -lXwindow... $ECHO_C" >&6
+if test "${ac_cv_lib_Xwindow_XCreateWindow+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXwindow  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char XCreateWindow ();
 int
 main ()
 {
-return XCreateWindow ();
+XCreateWindow ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_Xwindow_XCreateWindow=yes
 else
-  ac_cv_lib_Xwindow_XCreateWindow=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_Xwindow_XCreateWindow=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xwindow_XCreateWindow" >&5
-$as_echo "$ac_cv_lib_Xwindow_XCreateWindow" >&6; }
-if test "x$ac_cv_lib_Xwindow_XCreateWindow" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_Xwindow_XCreateWindow" >&5
+echo "${ECHO_T}$ac_cv_lib_Xwindow_XCreateWindow" >&6
+if test $ac_cv_lib_Xwindow_XCreateWindow = yes; then
   XLIBSW=-lXwindow
 fi
 
     fi
     if test "$XLIBSW" = nope ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: could not find any!  Using -lX11." >&5
-$as_echo "could not find any!  Using -lX11." >&6; }
+	echo "$as_me:$LINENO: result: could not find any!  Using -lX11." >&5
+echo "${ECHO_T}could not find any!  Using -lX11." >&6
 	XLIBSW=-lX11
     fi
 
@@ -7992,37 +9831,65 @@ fi
 #--------------------------------------------------------------------
 
 if test $tk_aqua = no; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for main in -lXbsd" >&5
-$as_echo_n "checking for main in -lXbsd... " >&6; }
-if ${ac_cv_lib_Xbsd_main+:} false; then :
-  $as_echo_n "(cached) " >&6
+    echo "$as_me:$LINENO: checking for main in -lXbsd" >&5
+echo $ECHO_N "checking for main in -lXbsd... $ECHO_C" >&6
+if test "${ac_cv_lib_Xbsd_main+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXbsd  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 
 int
 main ()
 {
-return main ();
+main ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_Xbsd_main=yes
 else
-  ac_cv_lib_Xbsd_main=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_Xbsd_main=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xbsd_main" >&5
-$as_echo "$ac_cv_lib_Xbsd_main" >&6; }
-if test "x$ac_cv_lib_Xbsd_main" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_Xbsd_main" >&5
+echo "${ECHO_T}$ac_cv_lib_Xbsd_main" >&6
+if test $ac_cv_lib_Xbsd_main = yes; then
   LIBS="$LIBS -lXbsd"
 fi
 
@@ -8040,13 +9907,17 @@ fi
 #--------------------------------------------------------------------
 
 if test -d /usr/include/mit -a $tk_aqua = no; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking MIT X libraries" >&5
-$as_echo_n "checking MIT X libraries... " >&6; }
+    echo "$as_me:$LINENO: checking MIT X libraries" >&5
+echo $ECHO_N "checking MIT X libraries... $ECHO_C" >&6
     tk_oldCFlags=$CFLAGS
     CFLAGS="$CFLAGS -I/usr/include/mit"
     tk_oldLibs=$LIBS
     LIBS="$LIBS -lX11-mit"
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 	#include <X11/Xlib.h>
@@ -8061,19 +9932,43 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
+	echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
 	XLIBSW="-lX11-mit"
 	XINCLUDES="-I/usr/include/mit"
 
 else
-  { $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
     CFLAGS=$tk_oldCFlags
     LIBS=$tk_oldLibs
 fi
@@ -8083,20 +9978,20 @@ fi
 #--------------------------------------------------------------------
 
 if test $tk_aqua = no; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to use xft" >&5
-$as_echo_n "checking whether to use xft... " >&6; }
-    # Check whether --enable-xft was given.
-if test "${enable_xft+set}" = set; then :
-  enableval=$enable_xft; enable_xft=$enableval
+    echo "$as_me:$LINENO: checking whether to use xft" >&5
+echo $ECHO_N "checking whether to use xft... $ECHO_C" >&6
+    # Check whether --enable-xft or --disable-xft was given.
+if test "${enable_xft+set}" = set; then
+  enableval="$enable_xft"
+  enable_xft=$enableval
 else
   enable_xft="default"
-fi
-
+fi;
     XFT_CFLAGS=""
     XFT_LIBS=""
     if test "$enable_xft" = "no" ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_xft" >&5
-$as_echo "$enable_xft" >&6; }
+	echo "$as_me:$LINENO: result: $enable_xft" >&5
+echo "${ECHO_T}$enable_xft" >&6
     else
 	found_xft="yes"
 			XFT_CFLAGS=`xft-config --cflags 2>/dev/null` || found_xft="no"
@@ -8106,17 +10001,63 @@ $as_echo "$enable_xft" >&6; }
 	    XFT_CFLAGS=`pkg-config --cflags xft fontconfig 2>/dev/null` || found_xft="no"
 	    XFT_LIBS=`pkg-config --libs xft fontconfig 2>/dev/null` || found_xft="no"
 	fi
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $found_xft" >&5
-$as_echo "$found_xft" >&6; }
+	echo "$as_me:$LINENO: result: $found_xft" >&5
+echo "${ECHO_T}$found_xft" >&6
 		if test "$found_xft" = "yes" ; then
 	    tk_oldCFlags=$CFLAGS
 	    CFLAGS="$CFLAGS $XINCLUDES $XFT_CFLAGS"
 	    tk_oldLibs=$LIBS
 	    LIBS="$tk_oldLIBS $XFT_LIBS $XLIBSW"
-	    ac_fn_c_check_header_compile "$LINENO" "X11/Xft/Xft.h" "ac_cv_header_X11_Xft_Xft_h" "#include <X11/Xlib.h>
-"
-if test "x$ac_cv_header_X11_Xft_Xft_h" = xyes; then :
+	    echo "$as_me:$LINENO: checking for X11/Xft/Xft.h" >&5
+echo $ECHO_N "checking for X11/Xft/Xft.h... $ECHO_C" >&6
+if test "${ac_cv_header_X11_Xft_Xft_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <X11/Xlib.h>
+
+#include <X11/Xft/Xft.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_header_X11_Xft_Xft_h=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
+ac_cv_header_X11_Xft_Xft_h=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_X11_Xft_Xft_h" >&5
+echo "${ECHO_T}$ac_cv_header_X11_Xft_Xft_h" >&6
+if test $ac_cv_header_X11_Xft_Xft_h = yes; then
+  :
 else
 
 		found_xft=no
@@ -8132,43 +10073,72 @@ fi
 	    CFLAGS="$CFLAGS $XINCLUDES $XFT_CFLAGS"
 	    tk_oldLibs=$LIBS
 	    LIBS="$tk_oldLIBS $XFT_LIBS $XLIBSW"
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XftFontOpen in -lXft" >&5
-$as_echo_n "checking for XftFontOpen in -lXft... " >&6; }
-if ${ac_cv_lib_Xft_XftFontOpen+:} false; then :
-  $as_echo_n "(cached) " >&6
+
+echo "$as_me:$LINENO: checking for XftFontOpen in -lXft" >&5
+echo $ECHO_N "checking for XftFontOpen in -lXft... $ECHO_C" >&6
+if test "${ac_cv_lib_Xft_XftFontOpen+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXft  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char XftFontOpen ();
 int
 main ()
 {
-return XftFontOpen ();
+XftFontOpen ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_Xft_XftFontOpen=yes
 else
-  ac_cv_lib_Xft_XftFontOpen=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_Xft_XftFontOpen=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xft_XftFontOpen" >&5
-$as_echo "$ac_cv_lib_Xft_XftFontOpen" >&6; }
-if test "x$ac_cv_lib_Xft_XftFontOpen" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_Xft_XftFontOpen" >&5
+echo "${ECHO_T}$ac_cv_lib_Xft_XftFontOpen" >&6
+if test $ac_cv_lib_Xft_XftFontOpen = yes; then
   cat >>confdefs.h <<_ACEOF
 #define HAVE_LIBXFT 1
 _ACEOF
@@ -8189,43 +10159,71 @@ fi
 	    CFLAGS="$CFLAGS $XINCLUDES $XFT_CFLAGS"
 	    tk_oldLibs=$LIBS
 	    LIBS="$tk_oldLIBS $XFT_LIBS $XLIBSW -lfontconfig"
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for FcFontSort in -lfontconfig" >&5
-$as_echo_n "checking for FcFontSort in -lfontconfig... " >&6; }
-if ${ac_cv_lib_fontconfig_FcFontSort+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for FcFontSort in -lfontconfig" >&5
+echo $ECHO_N "checking for FcFontSort in -lfontconfig... $ECHO_C" >&6
+if test "${ac_cv_lib_fontconfig_FcFontSort+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lfontconfig  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char FcFontSort ();
 int
 main ()
 {
-return FcFontSort ();
+FcFontSort ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_fontconfig_FcFontSort=yes
 else
-  ac_cv_lib_fontconfig_FcFontSort=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_fontconfig_FcFontSort=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_fontconfig_FcFontSort" >&5
-$as_echo "$ac_cv_lib_fontconfig_FcFontSort" >&6; }
-if test "x$ac_cv_lib_fontconfig_FcFontSort" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_fontconfig_FcFontSort" >&5
+echo "${ECHO_T}$ac_cv_lib_fontconfig_FcFontSort" >&6
+if test $ac_cv_lib_fontconfig_FcFontSort = yes; then
 
 		XFT_LIBS="$XFT_LIBS -lfontconfig"
 
@@ -8236,8 +10234,8 @@ fi
 	fi
 		if test "$found_xft" = "no" ; then
 	    if test "$enable_xft" = "yes" ; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Can't find xft configuration, or xft is unusable" >&5
-$as_echo "$as_me: WARNING: Can't find xft configuration, or xft is unusable" >&2;}
+		{ echo "$as_me:$LINENO: WARNING: Can't find xft configuration, or xft is unusable" >&5
+echo "$as_me: WARNING: Can't find xft configuration, or xft is unusable" >&2;}
 	    fi
 	    enable_xft=no
 	    XFT_CFLAGS=""
@@ -8249,7 +10247,9 @@ $as_echo "$as_me: WARNING: Can't find xft configuration, or xft is unusable" >&2
     if test $enable_xft = "yes" ; then
 	UNIX_FONT_OBJS=tkUnixRFont.o
 
-$as_echo "#define HAVE_XFT 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XFT 1
+_ACEOF
 
     else
 	UNIX_FONT_OBJS=tkUnixFont.o
@@ -8268,9 +10268,55 @@ if test $tk_aqua = no; then
     tk_oldLibs=$LIBS
     CFLAGS="$CFLAGS $XINCLUDES"
     LIBS="$LIBS $XLIBSW"
-    ac_fn_c_check_header_compile "$LINENO" "X11/XKBlib.h" "ac_cv_header_X11_XKBlib_h" "#include <X11/Xlib.h>
-"
-if test "x$ac_cv_header_X11_XKBlib_h" = xyes; then :
+    echo "$as_me:$LINENO: checking for X11/XKBlib.h" >&5
+echo $ECHO_N "checking for X11/XKBlib.h... $ECHO_C" >&6
+if test "${ac_cv_header_X11_XKBlib_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <X11/Xlib.h>
+
+#include <X11/XKBlib.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_header_X11_XKBlib_h=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_X11_XKBlib_h=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_X11_XKBlib_h" >&5
+echo "${ECHO_T}$ac_cv_header_X11_XKBlib_h" >&6
+if test $ac_cv_header_X11_XKBlib_h = yes; then
 
 	xkblib_header_found=yes
 
@@ -8282,43 +10328,71 @@ fi
 
 
     if test $xkblib_header_found = "yes" ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for XkbKeycodeToKeysym in -lX11" >&5
-$as_echo_n "checking for XkbKeycodeToKeysym in -lX11... " >&6; }
-if ${ac_cv_lib_X11_XkbKeycodeToKeysym+:} false; then :
-  $as_echo_n "(cached) " >&6
+	echo "$as_me:$LINENO: checking for XkbKeycodeToKeysym in -lX11" >&5
+echo $ECHO_N "checking for XkbKeycodeToKeysym in -lX11... $ECHO_C" >&6
+if test "${ac_cv_lib_X11_XkbKeycodeToKeysym+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lX11  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char XkbKeycodeToKeysym ();
 int
 main ()
 {
-return XkbKeycodeToKeysym ();
+XkbKeycodeToKeysym ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_X11_XkbKeycodeToKeysym=yes
 else
-  ac_cv_lib_X11_XkbKeycodeToKeysym=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_X11_XkbKeycodeToKeysym=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_X11_XkbKeycodeToKeysym" >&5
-$as_echo "$ac_cv_lib_X11_XkbKeycodeToKeysym" >&6; }
-if test "x$ac_cv_lib_X11_XkbKeycodeToKeysym" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_X11_XkbKeycodeToKeysym" >&5
+echo "${ECHO_T}$ac_cv_lib_X11_XkbKeycodeToKeysym" >&6
+if test $ac_cv_lib_X11_XkbKeycodeToKeysym = yes; then
 
 	    xkbkeycodetokeysym_found=yes
 
@@ -8333,7 +10407,9 @@ fi
     fi
     if test $xkbkeycodetokeysym_found = "yes" ; then
 
-$as_echo "#define HAVE_XKBKEYCODETOKEYSYM 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XKBKEYCODETOKEYSYM 1
+_ACEOF
 
     fi
     CFLAGS=$tk_oldCFlags
@@ -8345,11 +10421,15 @@ fi
 #--------------------------------------------------------------------
 
 if test $tk_aqua = no && test "$GCC" = yes; then
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether XKeycodeToKeysym is deprecated" >&5
-$as_echo_n "checking whether XKeycodeToKeysym is deprecated... " >&6; }
+    echo "$as_me:$LINENO: checking whether XKeycodeToKeysym is deprecated" >&5
+echo $ECHO_N "checking whether XKeycodeToKeysym is deprecated... $ECHO_C" >&6
     tk_oldCFlags=$CFLAGS
     CFLAGS="$CFLAGS -Werror"
-    cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+    cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
 	#include <X11/Xlib.h>
@@ -8364,22 +10444,48 @@ main ()
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
 
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: no" >&5
-$as_echo "no" >&6; }
+	echo "$as_me:$LINENO: result: no" >&5
+echo "${ECHO_T}no" >&6
 
 else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
-    { $as_echo "$as_me:${as_lineno-$LINENO}: result: yes" >&5
-$as_echo "yes" >&6; }
 
-$as_echo "#define XKEYCODETOKEYSYM_IS_DEPRECATED 1" >>confdefs.h
+    echo "$as_me:$LINENO: result: yes" >&5
+echo "${ECHO_T}yes" >&6
+
+cat >>confdefs.h <<\_ACEOF
+#define XKEYCODETOKEYSYM_IS_DEPRECATED 1
+_ACEOF
 
 
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
     CFLAGS=$tk_oldCFlags
 fi
 
@@ -8399,115 +10505,306 @@ if test $tk_aqua = no; then
     LIBS="$tk_oldLibs $XLIBSW"
     xss_header_found=no
     xss_lib_found=no
-    { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether to try to use XScreenSaver" >&5
-$as_echo_n "checking whether to try to use XScreenSaver... " >&6; }
-    # Check whether --enable-xss was given.
-if test "${enable_xss+set}" = set; then :
-  enableval=$enable_xss; enable_xss=$enableval
+    echo "$as_me:$LINENO: checking whether to try to use XScreenSaver" >&5
+echo $ECHO_N "checking whether to try to use XScreenSaver... $ECHO_C" >&6
+    # Check whether --enable-xss or --disable-xss was given.
+if test "${enable_xss+set}" = set; then
+  enableval="$enable_xss"
+  enable_xss=$enableval
 else
   enable_xss=yes
-fi
-
+fi;
     if test "$enable_xss" = "no" ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_xss" >&5
-$as_echo "$enable_xss" >&6; }
+	echo "$as_me:$LINENO: result: $enable_xss" >&5
+echo "${ECHO_T}$enable_xss" >&6
     else
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $enable_xss" >&5
-$as_echo "$enable_xss" >&6; }
-	ac_fn_c_check_header_compile "$LINENO" "X11/extensions/scrnsaver.h" "ac_cv_header_X11_extensions_scrnsaver_h" "#include <X11/Xlib.h>
-"
-if test "x$ac_cv_header_X11_extensions_scrnsaver_h" = xyes; then :
+	echo "$as_me:$LINENO: result: $enable_xss" >&5
+echo "${ECHO_T}$enable_xss" >&6
+	echo "$as_me:$LINENO: checking for X11/extensions/scrnsaver.h" >&5
+echo $ECHO_N "checking for X11/extensions/scrnsaver.h... $ECHO_C" >&6
+if test "${ac_cv_header_X11_extensions_scrnsaver_h+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+#include <X11/Xlib.h>
+
+#include <X11/extensions/scrnsaver.h>
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_header_X11_extensions_scrnsaver_h=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_header_X11_extensions_scrnsaver_h=no
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_header_X11_extensions_scrnsaver_h" >&5
+echo "${ECHO_T}$ac_cv_header_X11_extensions_scrnsaver_h" >&6
+if test $ac_cv_header_X11_extensions_scrnsaver_h = yes; then
 
 	    xss_header_found=yes
 
 fi
 
 
-	ac_fn_c_check_func "$LINENO" "XScreenSaverQueryInfo" "ac_cv_func_XScreenSaverQueryInfo"
-if test "x$ac_cv_func_XScreenSaverQueryInfo" = xyes; then :
+	echo "$as_me:$LINENO: checking for XScreenSaverQueryInfo" >&5
+echo $ECHO_N "checking for XScreenSaverQueryInfo... $ECHO_C" >&6
+if test "${ac_cv_func_XScreenSaverQueryInfo+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+/* Define XScreenSaverQueryInfo to an innocuous variant, in case <limits.h> declares XScreenSaverQueryInfo.
+   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
+#define XScreenSaverQueryInfo innocuous_XScreenSaverQueryInfo
+
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char XScreenSaverQueryInfo (); below.
+    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
+    <limits.h> exists even on freestanding compilers.  */
+
+#ifdef __STDC__
+# include <limits.h>
+#else
+# include <assert.h>
+#endif
+
+#undef XScreenSaverQueryInfo
+
+/* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
+char XScreenSaverQueryInfo ();
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_XScreenSaverQueryInfo) || defined (__stub___XScreenSaverQueryInfo)
+choke me
+#else
+char (*f) () = XScreenSaverQueryInfo;
+#endif
+#ifdef __cplusplus
+}
+#endif
+
+int
+main ()
+{
+return f != XScreenSaverQueryInfo;
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  ac_cv_func_XScreenSaverQueryInfo=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
 
+ac_cv_func_XScreenSaverQueryInfo=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $ac_cv_func_XScreenSaverQueryInfo" >&5
+echo "${ECHO_T}$ac_cv_func_XScreenSaverQueryInfo" >&6
+if test $ac_cv_func_XScreenSaverQueryInfo = yes; then
+  :
 else
 
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: checking for XScreenSaverQueryInfo in -lXext" >&5
-$as_echo_n "checking for XScreenSaverQueryInfo in -lXext... " >&6; }
-if ${ac_cv_lib_Xext_XScreenSaverQueryInfo+:} false; then :
-  $as_echo_n "(cached) " >&6
+	    echo "$as_me:$LINENO: checking for XScreenSaverQueryInfo in -lXext" >&5
+echo $ECHO_N "checking for XScreenSaverQueryInfo in -lXext... $ECHO_C" >&6
+if test "${ac_cv_lib_Xext_XScreenSaverQueryInfo+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXext  $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char XScreenSaverQueryInfo ();
 int
 main ()
 {
-return XScreenSaverQueryInfo ();
+XScreenSaverQueryInfo ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_Xext_XScreenSaverQueryInfo=yes
 else
-  ac_cv_lib_Xext_XScreenSaverQueryInfo=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_Xext_XScreenSaverQueryInfo=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xext_XScreenSaverQueryInfo" >&5
-$as_echo "$ac_cv_lib_Xext_XScreenSaverQueryInfo" >&6; }
-if test "x$ac_cv_lib_Xext_XScreenSaverQueryInfo" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_Xext_XScreenSaverQueryInfo" >&5
+echo "${ECHO_T}$ac_cv_lib_Xext_XScreenSaverQueryInfo" >&6
+if test $ac_cv_lib_Xext_XScreenSaverQueryInfo = yes; then
 
 		XLIBSW="$XLIBSW -lXext"
 		xss_lib_found=yes
 
 else
 
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for XScreenSaverQueryInfo in -lXss" >&5
-$as_echo_n "checking for XScreenSaverQueryInfo in -lXss... " >&6; }
-if ${ac_cv_lib_Xss_XScreenSaverQueryInfo+:} false; then :
-  $as_echo_n "(cached) " >&6
+		echo "$as_me:$LINENO: checking for XScreenSaverQueryInfo in -lXss" >&5
+echo $ECHO_N "checking for XScreenSaverQueryInfo in -lXss... $ECHO_C" >&6
+if test "${ac_cv_lib_Xss_XScreenSaverQueryInfo+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXss -lXext $LIBS"
-cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 
-/* Override any GCC internal prototype to avoid an error.
-   Use char because int might match the return type of a GCC
-   builtin and then its argument prototype would still apply.  */
+/* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
 #endif
+/* We use char because int might match the return type of a gcc2
+   builtin and then its argument prototype would still apply.  */
 char XScreenSaverQueryInfo ();
 int
 main ()
 {
-return XScreenSaverQueryInfo ();
+XScreenSaverQueryInfo ();
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_link "$LINENO"; then :
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_lib_Xss_XScreenSaverQueryInfo=yes
 else
-  ac_cv_lib_Xss_XScreenSaverQueryInfo=no
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_lib_Xss_XScreenSaverQueryInfo=no
 fi
-rm -f core conftest.err conftest.$ac_objext \
-    conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_lib_Xss_XScreenSaverQueryInfo" >&5
-$as_echo "$ac_cv_lib_Xss_XScreenSaverQueryInfo" >&6; }
-if test "x$ac_cv_lib_Xss_XScreenSaverQueryInfo" = xyes; then :
+echo "$as_me:$LINENO: result: $ac_cv_lib_Xss_XScreenSaverQueryInfo" >&5
+echo "${ECHO_T}$ac_cv_lib_Xss_XScreenSaverQueryInfo" >&6
+if test $ac_cv_lib_Xss_XScreenSaverQueryInfo = yes; then
 
 		    if test "$tcl_cv_ld_weak_l" = yes; then
 			# On Darwin, weak link libXss if possible,
@@ -8529,7 +10826,9 @@ fi
     fi
     if test $enable_xss = yes -a $xss_lib_found = yes -a $xss_header_found = yes; then
 
-$as_echo "#define HAVE_XSS 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define HAVE_XSS 1
+_ACEOF
 
     fi
     CFLAGS=$tk_oldCFlags
@@ -8541,36 +10840,66 @@ fi
 #	#define for __CHAR_UNSIGNED__.
 #--------------------------------------------------------------------
 
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether char is unsigned" >&5
-$as_echo_n "checking whether char is unsigned... " >&6; }
-if ${ac_cv_c_char_unsigned+:} false; then :
-  $as_echo_n "(cached) " >&6
+
+echo "$as_me:$LINENO: checking whether char is unsigned" >&5
+echo $ECHO_N "checking whether char is unsigned... $ECHO_C" >&6
+if test "${ac_cv_c_char_unsigned+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
 else
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
 $ac_includes_default
 int
 main ()
 {
 static int test_array [1 - 2 * !(((char) -1) < 0)];
-test_array [0] = 0;
-return test_array [0];
+test_array [0] = 0
 
   ;
   return 0;
 }
 _ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_c_werror_flag"
+			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
   ac_cv_c_char_unsigned=no
 else
-  ac_cv_c_char_unsigned=yes
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+ac_cv_c_char_unsigned=yes
 fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
 fi
-{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_cv_c_char_unsigned" >&5
-$as_echo "$ac_cv_c_char_unsigned" >&6; }
+echo "$as_me:$LINENO: result: $ac_cv_c_char_unsigned" >&5
+echo "${ECHO_T}$ac_cv_c_char_unsigned" >&6
 if test $ac_cv_c_char_unsigned = yes && test "$GCC" != yes; then
-  $as_echo "#define __CHAR_UNSIGNED__ 1" >>confdefs.h
+  cat >>confdefs.h <<\_ACEOF
+#define __CHAR_UNSIGNED__ 1
+_ACEOF
 
 fi
 
@@ -8609,38 +10938,38 @@ WISH_RSRC_FILE='wish$(VERSION).rsrc'
 if test "`uname -s`" = "Darwin" ; then
 
     if test "`uname -s`" = "Darwin" ; then
-	{ $as_echo "$as_me:${as_lineno-$LINENO}: checking how to package libraries" >&5
-$as_echo_n "checking how to package libraries... " >&6; }
-	# Check whether --enable-framework was given.
-if test "${enable_framework+set}" = set; then :
-  enableval=$enable_framework; enable_framework=$enableval
+	echo "$as_me:$LINENO: checking how to package libraries" >&5
+echo $ECHO_N "checking how to package libraries... $ECHO_C" >&6
+	# Check whether --enable-framework or --disable-framework was given.
+if test "${enable_framework+set}" = set; then
+  enableval="$enable_framework"
+  enable_framework=$enableval
 else
   enable_framework=no
-fi
-
+fi;
 	if test $enable_framework = yes; then
 	    if test $SHARED_BUILD = 0; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Frameworks can only be built if --enable-shared is yes" >&5
-$as_echo "$as_me: WARNING: Frameworks can only be built if --enable-shared is yes" >&2;}
+		{ echo "$as_me:$LINENO: WARNING: Frameworks can only be built if --enable-shared is yes" >&5
+echo "$as_me: WARNING: Frameworks can only be built if --enable-shared is yes" >&2;}
 		enable_framework=no
 	    fi
 	    if test $tcl_corefoundation = no; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Frameworks can only be used when CoreFoundation is available" >&5
-$as_echo "$as_me: WARNING: Frameworks can only be used when CoreFoundation is available" >&2;}
+		{ echo "$as_me:$LINENO: WARNING: Frameworks can only be used when CoreFoundation is available" >&5
+echo "$as_me: WARNING: Frameworks can only be used when CoreFoundation is available" >&2;}
 		enable_framework=no
 	    fi
 	fi
 	if test $enable_framework = yes; then
-	    { $as_echo "$as_me:${as_lineno-$LINENO}: result: framework" >&5
-$as_echo "framework" >&6; }
+	    echo "$as_me:$LINENO: result: framework" >&5
+echo "${ECHO_T}framework" >&6
 	    FRAMEWORK_BUILD=1
 	else
 	    if test $SHARED_BUILD = 1; then
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: shared library" >&5
-$as_echo "shared library" >&6; }
+		echo "$as_me:$LINENO: result: shared library" >&5
+echo "${ECHO_T}shared library" >&6
 	    else
-		{ $as_echo "$as_me:${as_lineno-$LINENO}: result: static library" >&5
-$as_echo "static library" >&6; }
+		echo "$as_me:$LINENO: result: static library" >&5
+echo "${ECHO_T}static library" >&6
 	    fi
 	    FRAMEWORK_BUILD=0
 	fi
@@ -8653,7 +10982,7 @@ $as_echo "static library" >&6; }
     EXTRA_WISH_LIBS='-sectcreate __TEXT __info_plist Wish-Info.plist'
     EXTRA_WISH_LIBS=${EXTRA_WISH_LIBS}' -sectcreate __TEXT __credits_html Credits.html'
     EXTRA_APP_CC_SWITCHES="${EXTRA_APP_CC_SWITCHES}"' -mdynamic-no-pic'
-    ac_config_files="$ac_config_files Tk-Info.plist:../macosx/Tk-Info.plist.in Wish-Info.plist:../macosx/Wish-Info.plist.in Credits.html:../macosx/Credits.html.in"
+                                  ac_config_files="$ac_config_files Tk-Info.plist:../macosx/Tk-Info.plist.in Wish-Info.plist:../macosx/Wish-Info.plist.in Credits.html:../macosx/Credits.html.in"
 
     for l in ${LOCALES}; do CFBUNDLELOCALIZATIONS="${CFBUNDLELOCALIZATIONS}<string>$l</string>"; done
     TK_YEAR="`date +%Y`"
@@ -8661,11 +10990,13 @@ fi
 
 if test "$FRAMEWORK_BUILD" = "1" ; then
 
-$as_echo "#define TK_FRAMEWORK 1" >>confdefs.h
+cat >>confdefs.h <<\_ACEOF
+#define TK_FRAMEWORK 1
+_ACEOF
 
     # Construct a fake local framework structure to make linking with
     # '-framework Tk' and running of tktest work
-    ac_config_commands="$ac_config_commands Tk.framework"
+              ac_config_commands="$ac_config_commands Tk.framework"
 
     LD_LIBRARY_PATH_VAR="DYLD_FRAMEWORK_PATH"
     if test "${libdir}" = '${exec_prefix}/lib'; then
@@ -8805,7 +11136,7 @@ TK_SHARED_BUILD=${SHARED_BUILD}
 
 
 
-ac_config_files="$ac_config_files Makefile:../unix/Makefile.in tkConfig.sh:../unix/tkConfig.sh.in tk.pc:../unix/tk.pc.in"
+                              ac_config_files="$ac_config_files Makefile:../unix/Makefile.in tkConfig.sh:../unix/tkConfig.sh.in tk.pc:../unix/tk.pc.in"
 
 cat >confcache <<\_ACEOF
 # This file is a shell script that caches the results of configure
@@ -8825,70 +11156,39 @@ _ACEOF
 
 # The following way of writing the cache mishandles newlines in values,
 # but we know of no workaround that is simple, portable, and efficient.
-# So, we kill variables containing newlines.
+# So, don't put newlines in cache variables' values.
 # Ultrix sh set writes to stderr and can't be redirected directly,
 # and sets the high bit in the cache file unless we assign to the vars.
-(
-  for ac_var in `(set) 2>&1 | sed -n 's/^\([a-zA-Z_][a-zA-Z0-9_]*\)=.*/\1/p'`; do
-    eval ac_val=\$$ac_var
-    case $ac_val in #(
-    *${as_nl}*)
-      case $ac_var in #(
-      *_cv_*) { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: cache variable $ac_var contains a newline" >&5
-$as_echo "$as_me: WARNING: cache variable $ac_var contains a newline" >&2;} ;;
-      esac
-      case $ac_var in #(
-      _ | IFS | as_nl) ;; #(
-      BASH_ARGV | BASH_SOURCE) eval $ac_var= ;; #(
-      *) { eval $ac_var=; unset $ac_var;} ;;
-      esac ;;
-    esac
-  done
-
+{
   (set) 2>&1 |
-    case $as_nl`(ac_space=' '; set) 2>&1` in #(
-    *${as_nl}ac_space=\ *)
-      # `set' does not quote correctly, so add quotes: double-quote
-      # substitution turns \\\\ into \\, and sed turns \\ into \.
+    case `(ac_space=' '; set | grep ac_space) 2>&1` in
+    *ac_space=\ *)
+      # `set' does not quote correctly, so add quotes (double-quote
+      # substitution turns \\\\ into \\, and sed turns \\ into \).
       sed -n \
 	"s/'/'\\\\''/g;
 	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='\\2'/p"
-      ;; #(
+      ;;
     *)
       # `set' quotes correctly as required by POSIX, so do not add quotes.
-      sed -n "/^[_$as_cr_alnum]*_cv_[_$as_cr_alnum]*=/p"
+      sed -n \
+	"s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
       ;;
-    esac |
-    sort
-) |
+    esac;
+} |
   sed '
-     /^ac_cv_env_/b end
      t clear
-     :clear
+     : clear
      s/^\([^=]*\)=\(.*[{}].*\)$/test "${\1+set}" = set || &/
      t end
-     s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
-     :end' >>confcache
-if diff "$cache_file" confcache >/dev/null 2>&1; then :; else
-  if test -w "$cache_file"; then
-    if test "x$cache_file" != "x/dev/null"; then
-      { $as_echo "$as_me:${as_lineno-$LINENO}: updating cache $cache_file" >&5
-$as_echo "$as_me: updating cache $cache_file" >&6;}
-      if test ! -f "$cache_file" || test -h "$cache_file"; then
-	cat confcache >"$cache_file"
-      else
-        case $cache_file in #(
-        */* | ?:*)
-	  mv -f confcache "$cache_file"$$ &&
-	  mv -f "$cache_file"$$ "$cache_file" ;; #(
-        *)
-	  mv -f confcache "$cache_file" ;;
-	esac
-      fi
-    fi
+     /^ac_cv_env/!s/^\([^=]*\)=\(.*\)$/\1=${\1=\2}/
+     : end' >>confcache
+if diff $cache_file confcache >/dev/null 2>&1; then :; else
+  if test -w $cache_file; then
+    test "x$cache_file" != "x/dev/null" && echo "updating cache $cache_file"
+    cat confcache >$cache_file
   else
-    { $as_echo "$as_me:${as_lineno-$LINENO}: not updating unwritable cache $cache_file" >&5
-$as_echo "$as_me: not updating unwritable cache $cache_file" >&6;}
+    echo "not updating unwritable cache $cache_file"
   fi
 fi
 rm -f confcache
@@ -8897,55 +11197,63 @@ test "x$prefix" = xNONE && prefix=$ac_default_prefix
 # Let make expand exec_prefix.
 test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
 
+# VPATH may cause trouble with some makes, so we remove $(srcdir),
+# ${srcdir} and @srcdir@ from VPATH if srcdir is ".", strip leading and
+# trailing colons and then remove the whole line if VPATH becomes empty
+# (actually we leave an empty line to preserve line numbers).
+if test "x$srcdir" = x.; then
+  ac_vpsub='/^[	 ]*VPATH[	 ]*=/{
+s/:*\$(srcdir):*/:/;
+s/:*\${srcdir}:*/:/;
+s/:*@srcdir@:*/:/;
+s/^\([^=]*=[	 ]*\):*/\1/;
+s/:*$//;
+s/^[^=]*=[	 ]*$//;
+}'
+fi
+
 # Transform confdefs.h into DEFS.
 # Protect against shell expansion while executing Makefile rules.
 # Protect against Makefile macro expansion.
 #
 # If the first sed substitution is executed (which looks for macros that
-# take arguments), then branch to the quote section.  Otherwise,
+# take arguments), then we branch to the quote section.  Otherwise,
 # look for a macro that doesn't take arguments.
-ac_script='
-:mline
-/\\$/{
- N
- s,\\\n,,
- b mline
-}
+cat >confdef2opt.sed <<\_ACEOF
 t clear
-:clear
-s/^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 (][^	 (]*([^)]*)\)[	 ]*\(.*\)/-D\1=\2/g
+: clear
+s,^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 (][^	 (]*([^)]*)\)[	 ]*\(.*\),-D\1=\2,g
 t quote
-s/^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 ][^	 ]*\)[	 ]*\(.*\)/-D\1=\2/g
+s,^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 ][^	 ]*\)[	 ]*\(.*\),-D\1=\2,g
 t quote
-b any
-:quote
-s/[	 `~#$^&*(){}\\|;'\''"<>?]/\\&/g
-s/\[/\\&/g
-s/\]/\\&/g
-s/\$/$$/g
-H
-:any
-${
-	g
-	s/^\n//
-	s/\n/ /g
-	p
-}
-'
-DEFS=`sed -n "$ac_script" confdefs.h`
+d
+: quote
+s,[	 `~#$^&*(){}\\|;'"<>?],\\&,g
+s,\[,\\&,g
+s,\],\\&,g
+s,\$,$$,g
+p
+_ACEOF
+# We use echo to avoid assuming a particular line-breaking character.
+# The extra dot is to prevent the shell from consuming trailing
+# line-breaks from the sub-command output.  A line-break within
+# single-quotes doesn't work because, if this script is created in a
+# platform that uses two characters for line-breaks (e.g., DOS), tr
+# would break.
+ac_LF_and_DOT=`echo; echo .`
+DEFS=`sed -n -f confdef2opt.sed confdefs.h | tr "$ac_LF_and_DOT" ' .'`
+rm -f confdef2opt.sed
 
 
 ac_libobjs=
 ac_ltlibobjs=
-U=
 for ac_i in : $LIBOBJS; do test "x$ac_i" = x: && continue
   # 1. Remove the extension, and $U if already installed.
-  ac_script='s/\$U\././;s/\.o$//;s/\.obj$//'
-  ac_i=`$as_echo "$ac_i" | sed "$ac_script"`
-  # 2. Prepend LIBOBJDIR.  When used with automake>=1.10 LIBOBJDIR
-  #    will be set to the directory where LIBOBJS objects are built.
-  as_fn_append ac_libobjs " \${LIBOBJDIR}$ac_i\$U.$ac_objext"
-  as_fn_append ac_ltlibobjs " \${LIBOBJDIR}$ac_i"'$U.lo'
+  ac_i=`echo "$ac_i" |
+	 sed 's/\$U\././;s/\.o$//;s/\.obj$//'`
+  # 2. Add them.
+  ac_libobjs="$ac_libobjs $ac_i\$U.$ac_objext"
+  ac_ltlibobjs="$ac_ltlibobjs $ac_i"'$U.lo'
 done
 LIBOBJS=$ac_libobjs
 
@@ -8954,15 +11262,12 @@ LTLIBOBJS=$ac_ltlibobjs
 
 CFLAGS="${CFLAGS} ${CPPFLAGS}"; CPPFLAGS=""
 
-
-: "${CONFIG_STATUS=./config.status}"
-ac_write_fail=0
+: ${CONFIG_STATUS=./config.status}
 ac_clean_files_save=$ac_clean_files
 ac_clean_files="$ac_clean_files $CONFIG_STATUS"
-{ $as_echo "$as_me:${as_lineno-$LINENO}: creating $CONFIG_STATUS" >&5
-$as_echo "$as_me: creating $CONFIG_STATUS" >&6;}
-as_write_fail=0
-cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
+{ echo "$as_me:$LINENO: creating $CONFIG_STATUS" >&5
+echo "$as_me: creating $CONFIG_STATUS" >&6;}
+cat >$CONFIG_STATUS <<_ACEOF
 #! $SHELL
 # Generated by $as_me.
 # Run this file to recreate the current configuration.
@@ -8972,253 +11277,81 @@ cat >$CONFIG_STATUS <<_ASEOF || as_write_fail=1
 debug=false
 ac_cs_recheck=false
 ac_cs_silent=false
-
 SHELL=\${CONFIG_SHELL-$SHELL}
-export SHELL
-_ASEOF
-cat >>$CONFIG_STATUS <<\_ASEOF || as_write_fail=1
-## -------------------- ##
-## M4sh Initialization. ##
-## -------------------- ##
-
-# Be more Bourne compatible
-DUALCASE=1; export DUALCASE # for MKS sh
-if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then :
+_ACEOF
+
+cat >>$CONFIG_STATUS <<\_ACEOF
+## --------------------- ##
+## M4sh Initialization.  ##
+## --------------------- ##
+
+# Be Bourne compatible
+if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
   emulate sh
   NULLCMD=:
-  # Pre-4.2 versions of Zsh do word splitting on ${1+"$@"}, which
+  # Zsh 3.x and 4.x performs word splitting on ${1+"$@"}, which
   # is contrary to our usage.  Disable this feature.
   alias -g '${1+"$@"}'='"$@"'
-  setopt NO_GLOB_SUBST
+elif test -n "${BASH_VERSION+set}" && (set -o posix) >/dev/null 2>&1; then
+  set -o posix
+fi
+DUALCASE=1; export DUALCASE # for MKS sh
+
+# Support unset when possible.
+if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
+  as_unset=unset
 else
-  case `(set -o) 2>/dev/null` in #(
-  *posix*) :
-    set -o posix ;; #(
-  *) :
-     ;;
-esac
+  as_unset=false
 fi
 
 
-as_nl='
-'
-export as_nl
-# Printing a long string crashes Solaris 7 /usr/bin/printf.
-as_echo='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo
-as_echo=$as_echo$as_echo$as_echo$as_echo$as_echo$as_echo
-# Prefer a ksh shell builtin over an external printf program on Solaris,
-# but without wasting forks for bash or zsh.
-if test -z "$BASH_VERSION$ZSH_VERSION" \
-    && (test "X`print -r -- $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='print -r --'
-  as_echo_n='print -rn --'
-elif (test "X`printf %s $as_echo`" = "X$as_echo") 2>/dev/null; then
-  as_echo='printf %s\n'
-  as_echo_n='printf %s'
-else
-  if test "X`(/usr/ucb/echo -n -n $as_echo) 2>/dev/null`" = "X-n $as_echo"; then
-    as_echo_body='eval /usr/ucb/echo -n "$1$as_nl"'
-    as_echo_n='/usr/ucb/echo -n'
-  else
-    as_echo_body='eval expr "X$1" : "X\\(.*\\)"'
-    as_echo_n_body='eval
-      arg=$1;
-      case $arg in #(
-      *"$as_nl"*)
-	expr "X$arg" : "X\\(.*\\)$as_nl";
-	arg=`expr "X$arg" : ".*$as_nl\\(.*\\)"`;;
-      esac;
-      expr "X$arg" : "X\\(.*\\)" | tr -d "$as_nl"
-    '
-    export as_echo_n_body
-    as_echo_n='sh -c $as_echo_n_body as_echo'
-  fi
-  export as_echo_body
-  as_echo='sh -c $as_echo_body as_echo'
-fi
-
-# The user is always right.
-if test "${PATH_SEPARATOR+set}" != set; then
-  PATH_SEPARATOR=:
-  (PATH='/bin;/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 && {
-    (PATH='/bin:/bin'; FPATH=$PATH; sh -c :) >/dev/null 2>&1 ||
-      PATH_SEPARATOR=';'
-  }
-fi
-
-
-# IFS
-# We need space, tab and new line, in precisely that order.  Quoting is
-# there to prevent editors from complaining about space-tab.
-# (If _AS_PATH_WALK were called with IFS unset, it would disable word
-# splitting by setting IFS to empty value.)
-IFS=" ""	$as_nl"
-
-# Find who we are.  Look in the path if we contain no directory separator.
-as_myself=
-case $0 in #((
-  *[\\/]* ) as_myself=$0 ;;
-  *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
-for as_dir in $PATH
-do
-  IFS=$as_save_IFS
-  test -z "$as_dir" && as_dir=.
-    test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
-  done
-IFS=$as_save_IFS
-
-     ;;
-esac
-# We did not find ourselves, most probably we were run as `sh COMMAND'
-# in which case we are not to be found in the path.
-if test "x$as_myself" = x; then
-  as_myself=$0
-fi
-if test ! -f "$as_myself"; then
-  $as_echo "$as_myself: error: cannot find myself; rerun with an absolute file name" >&2
-  exit 1
-fi
-
-# Unset variables that we do not need and which cause bugs (e.g. in
-# pre-3.0 UWIN ksh).  But do not cause bugs in bash 2.01; the "|| exit 1"
-# suppresses any "Segmentation fault" message there.  '((' could
-# trigger a bug in pdksh 5.2.14.
-for as_var in BASH_ENV ENV MAIL MAILPATH
-do eval test x\${$as_var+set} = xset \
-  && ( (unset $as_var) || exit 1) >/dev/null 2>&1 && unset $as_var || :
-done
+# Work around bugs in pre-3.0 UWIN ksh.
+$as_unset ENV MAIL MAILPATH
 PS1='$ '
 PS2='> '
 PS4='+ '
 
 # NLS nuisances.
-LC_ALL=C
-export LC_ALL
-LANGUAGE=C
-export LANGUAGE
-
-# CDPATH.
-(unset CDPATH) >/dev/null 2>&1 && unset CDPATH
-
-
-# as_fn_error STATUS ERROR [LINENO LOG_FD]
-# ----------------------------------------
-# Output "`basename $0`: error: ERROR" to stderr. If LINENO and LOG_FD are
-# provided, also output the error to LOG_FD, referencing LINENO. Then exit the
-# script with STATUS, using 1 if that was 0.
-as_fn_error ()
-{
-  as_status=$1; test $as_status -eq 0 && as_status=1
-  if test "$4"; then
-    as_lineno=${as_lineno-"$3"} as_lineno_stack=as_lineno_stack=$as_lineno_stack
-    $as_echo "$as_me:${as_lineno-$LINENO}: error: $2" >&$4
+for as_var in \
+  LANG LANGUAGE LC_ADDRESS LC_ALL LC_COLLATE LC_CTYPE LC_IDENTIFICATION \
+  LC_MEASUREMENT LC_MESSAGES LC_MONETARY LC_NAME LC_NUMERIC LC_PAPER \
+  LC_TELEPHONE LC_TIME
+do
+  if (set +x; test -z "`(eval $as_var=C; export $as_var) 2>&1`"); then
+    eval $as_var=C; export $as_var
+  else
+    $as_unset $as_var
   fi
-  $as_echo "$as_me: error: $2" >&2
-  as_fn_exit $as_status
-} # as_fn_error
-
-
-# as_fn_set_status STATUS
-# -----------------------
-# Set $? to STATUS, without forking.
-as_fn_set_status ()
-{
-  return $1
-} # as_fn_set_status
-
-# as_fn_exit STATUS
-# -----------------
-# Exit the shell with STATUS, even in a "trap 0" or "set -e" context.
-as_fn_exit ()
-{
-  set +e
-  as_fn_set_status $1
-  exit $1
-} # as_fn_exit
-
-# as_fn_unset VAR
-# ---------------
-# Portably unset VAR.
-as_fn_unset ()
-{
-  { eval $1=; unset $1;}
-}
-as_unset=as_fn_unset
-# as_fn_append VAR VALUE
-# ----------------------
-# Append the text in VALUE to the end of the definition contained in VAR. Take
-# advantage of any shell optimizations that allow amortized linear growth over
-# repeated appends, instead of the typical quadratic growth present in naive
-# implementations.
-if (eval "as_var=1; as_var+=2; test x\$as_var = x12") 2>/dev/null; then :
-  eval 'as_fn_append ()
-  {
-    eval $1+=\$2
-  }'
-else
-  as_fn_append ()
-  {
-    eval $1=\$$1\$2
-  }
-fi # as_fn_append
-
-# as_fn_arith ARG...
-# ------------------
-# Perform arithmetic evaluation on the ARGs, and store the result in the
-# global $as_val. Take advantage of shells that can avoid forks. The arguments
-# must be portable across $(()) and expr.
-if (eval "test \$(( 1 + 1 )) = 2") 2>/dev/null; then :
-  eval 'as_fn_arith ()
-  {
-    as_val=$(( $* ))
-  }'
-else
-  as_fn_arith ()
-  {
-    as_val=`expr "$@" || test $? -eq 1`
-  }
-fi # as_fn_arith
-
+done
 
-if expr a : '\(a\)' >/dev/null 2>&1 &&
-   test "X`expr 00001 : '.*\(...\)'`" = X001; then
+# Required to use basename.
+if expr a : '\(a\)' >/dev/null 2>&1; then
   as_expr=expr
 else
   as_expr=false
 fi
 
-if (basename -- /) >/dev/null 2>&1 && test "X`basename -- / 2>&1`" = "X/"; then
+if (basename /) >/dev/null 2>&1 && test "X`basename / 2>&1`" = "X/"; then
   as_basename=basename
 else
   as_basename=false
 fi
 
-if (as_dir=`dirname -- /` && test "X$as_dir" = X/) >/dev/null 2>&1; then
-  as_dirname=dirname
-else
-  as_dirname=false
-fi
 
-as_me=`$as_basename -- "$0" ||
+# Name of the executable.
+as_me=`$as_basename "$0" ||
 $as_expr X/"$0" : '.*/\([^/][^/]*\)/*$' \| \
 	 X"$0" : 'X\(//\)$' \| \
-	 X"$0" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X/"$0" |
-    sed '/^.*\/\([^/][^/]*\)\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\/\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\/\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
+	 X"$0" : 'X\(/\)$' \| \
+	 .     : '\(.\)' 2>/dev/null ||
+echo X/"$0" |
+    sed '/^.*\/\([^/][^/]*\)\/*$/{ s//\1/; q; }
+  	  /^X\/\(\/\/\)$/{ s//\1/; q; }
+  	  /^X\/\(\/\).*/{ s//\1/; q; }
+  	  s/.*/./; q'`
 
+
+# PATH needs CR, and LINENO needs CR and PATH.
 # Avoid depending upon Character Ranges.
 as_cr_letters='abcdefghijklmnopqrstuvwxyz'
 as_cr_LETTERS='ABCDEFGHIJKLMNOPQRSTUVWXYZ'
@@ -9226,111 +11359,148 @@ as_cr_Letters=$as_cr_letters$as_cr_LETTERS
 as_cr_digits='0123456789'
 as_cr_alnum=$as_cr_Letters$as_cr_digits
 
-ECHO_C= ECHO_N= ECHO_T=
-case `echo -n x` in #(((((
--n*)
-  case `echo 'xy\c'` in
-  *c*) ECHO_T='	';;	# ECHO_T is single tab character.
-  xy)  ECHO_C='\c';;
-  *)   echo `echo ksh88 bug on AIX 6.1` > /dev/null
-       ECHO_T='	';;
-  esac;;
-*)
-  ECHO_N='-n';;
-esac
-
-rm -f conf$$ conf$$.exe conf$$.file
-if test -d conf$$.dir; then
-  rm -f conf$$.dir/conf$$.file
-else
-  rm -f conf$$.dir
-  mkdir conf$$.dir 2>/dev/null
-fi
-if (echo >conf$$.file) 2>/dev/null; then
-  if ln -s conf$$.file conf$$ 2>/dev/null; then
-    as_ln_s='ln -s'
-    # ... but there are two gotchas:
-    # 1) On MSYS, both `ln -s file dir' and `ln file dir' fail.
-    # 2) DJGPP < 2.04 has no symlinks; `ln -s' creates a wrapper executable.
-    # In both cases, we have to default to `cp -pR'.
-    ln -s conf$$.file conf$$.dir 2>/dev/null && test ! -f conf$$.exe ||
-      as_ln_s='cp -pR'
-  elif ln conf$$.file conf$$ 2>/dev/null; then
-    as_ln_s=ln
+# The user is always right.
+if test "${PATH_SEPARATOR+set}" != set; then
+  echo "#! /bin/sh" >conf$$.sh
+  echo  "exit 0"   >>conf$$.sh
+  chmod +x conf$$.sh
+  if (PATH="/nonexistent;."; conf$$.sh) >/dev/null 2>&1; then
+    PATH_SEPARATOR=';'
   else
-    as_ln_s='cp -pR'
+    PATH_SEPARATOR=:
   fi
-else
-  as_ln_s='cp -pR'
+  rm -f conf$$.sh
 fi
-rm -f conf$$ conf$$.exe conf$$.dir/conf$$.file conf$$.file
-rmdir conf$$.dir 2>/dev/null
 
 
-# as_fn_mkdir_p
-# -------------
-# Create "$as_dir" as a directory, including parents if necessary.
-as_fn_mkdir_p ()
-{
+  as_lineno_1=$LINENO
+  as_lineno_2=$LINENO
+  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+  test "x$as_lineno_1" != "x$as_lineno_2" &&
+  test "x$as_lineno_3"  = "x$as_lineno_2"  || {
+  # Find who we are.  Look in the path if we contain no path at all
+  # relative or not.
+  case $0 in
+    *[\\/]* ) as_myself=$0 ;;
+    *) as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in $PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  test -r "$as_dir/$0" && as_myself=$as_dir/$0 && break
+done
 
-  case $as_dir in #(
-  -*) as_dir=./$as_dir;;
+       ;;
   esac
-  test -d "$as_dir" || eval $as_mkdir_p || {
-    as_dirs=
-    while :; do
-      case $as_dir in #(
-      *\'*) as_qdir=`$as_echo "$as_dir" | sed "s/'/'\\\\\\\\''/g"`;; #'(
-      *) as_qdir=$as_dir;;
-      esac
-      as_dirs="'$as_qdir' $as_dirs"
-      as_dir=`$as_dirname -- "$as_dir" ||
-$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
-	 X"$as_dir" : 'X\(//\)[^/]' \| \
-	 X"$as_dir" : 'X\(//\)$' \| \
-	 X"$as_dir" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$as_dir" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)[^/].*/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
-      test -d "$as_dir" && break
-    done
-    test -z "$as_dirs" || eval "mkdir $as_dirs"
-  } || test -d "$as_dir" || as_fn_error $? "cannot create directory $as_dir"
+  # We did not find ourselves, most probably we were run as `sh COMMAND'
+  # in which case we are not to be found in the path.
+  if test "x$as_myself" = x; then
+    as_myself=$0
+  fi
+  if test ! -f "$as_myself"; then
+    { { echo "$as_me:$LINENO: error: cannot find myself; rerun with an absolute path" >&5
+echo "$as_me: error: cannot find myself; rerun with an absolute path" >&2;}
+   { (exit 1); exit 1; }; }
+  fi
+  case $CONFIG_SHELL in
+  '')
+    as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
+for as_dir in /bin$PATH_SEPARATOR/usr/bin$PATH_SEPARATOR$PATH
+do
+  IFS=$as_save_IFS
+  test -z "$as_dir" && as_dir=.
+  for as_base in sh bash ksh sh5; do
+	 case $as_dir in
+	 /*)
+	   if ("$as_dir/$as_base" -c '
+  as_lineno_1=$LINENO
+  as_lineno_2=$LINENO
+  as_lineno_3=`(expr $as_lineno_1 + 1) 2>/dev/null`
+  test "x$as_lineno_1" != "x$as_lineno_2" &&
+  test "x$as_lineno_3"  = "x$as_lineno_2" ') 2>/dev/null; then
+	     $as_unset BASH_ENV || test "${BASH_ENV+set}" != set || { BASH_ENV=; export BASH_ENV; }
+	     $as_unset ENV || test "${ENV+set}" != set || { ENV=; export ENV; }
+	     CONFIG_SHELL=$as_dir/$as_base
+	     export CONFIG_SHELL
+	     exec "$CONFIG_SHELL" "$0" ${1+"$@"}
+	   fi;;
+	 esac
+       done
+done
+;;
+  esac
+
+  # Create $as_me.lineno as a copy of $as_myself, but with $LINENO
+  # uniformly replaced by the line number.  The first 'sed' inserts a
+  # line-number line before each line; the second 'sed' does the real
+  # work.  The second script uses 'N' to pair each line-number line
+  # with the numbered line, and appends trailing '-' during
+  # substitution so that $LINENO is not a special case at line end.
+  # (Raja R Harinath suggested sed '=', and Paul Eggert wrote the
+  # second 'sed' script.  Blame Lee E. McMahon for sed's syntax.  :-)
+  sed '=' <$as_myself |
+    sed '
+      N
+      s,$,-,
+      : loop
+      s,^\(['$as_cr_digits']*\)\(.*\)[$]LINENO\([^'$as_cr_alnum'_]\),\1\2\1\3,
+      t loop
+      s,-$,,
+      s,^['$as_cr_digits']*\n,,
+    ' >$as_me.lineno &&
+  chmod +x $as_me.lineno ||
+    { { echo "$as_me:$LINENO: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&5
+echo "$as_me: error: cannot create $as_me.lineno; rerun with a POSIX shell" >&2;}
+   { (exit 1); exit 1; }; }
+
+  # Don't try to exec as it changes $[0], causing all sort of problems
+  # (the dirname of $[0] is not the place where we might find the
+  # original and so on.  Autoconf is especially sensible to this).
+  . ./$as_me.lineno
+  # Exit status is that of the last command.
+  exit
+}
+
+
+case `echo "testing\c"; echo 1,2,3`,`echo -n testing; echo 1,2,3` in
+  *c*,-n*) ECHO_N= ECHO_C='
+' ECHO_T='	' ;;
+  *c*,*  ) ECHO_N=-n ECHO_C= ECHO_T= ;;
+  *)       ECHO_N= ECHO_C='\c' ECHO_T= ;;
+esac
+
+if expr a : '\(a\)' >/dev/null 2>&1; then
+  as_expr=expr
+else
+  as_expr=false
+fi
 
+rm -f conf$$ conf$$.exe conf$$.file
+echo >conf$$.file
+if ln -s conf$$.file conf$$ 2>/dev/null; then
+  # We could just check for DJGPP; but this test a) works b) is more generic
+  # and c) will remain valid once DJGPP supports symlinks (DJGPP 2.04).
+  if test -f conf$$.exe; then
+    # Don't use ln at all; we don't have any links
+    as_ln_s='cp -p'
+  else
+    as_ln_s='ln -s'
+  fi
+elif ln conf$$.file conf$$ 2>/dev/null; then
+  as_ln_s=ln
+else
+  as_ln_s='cp -p'
+fi
+rm -f conf$$ conf$$.exe conf$$.file
 
-} # as_fn_mkdir_p
 if mkdir -p . 2>/dev/null; then
-  as_mkdir_p='mkdir -p "$as_dir"'
+  as_mkdir_p=:
 else
   test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
-
-# as_fn_executable_p FILE
-# -----------------------
-# Test if FILE is an executable regular file.
-as_fn_executable_p ()
-{
-  test -f "$1" && test -x "$1"
-} # as_fn_executable_p
-as_test_x='test -x'
-as_executable_p=as_fn_executable_p
+as_executable_p="test -f"
 
 # Sed expression to map a string onto a valid CPP name.
 as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
@@ -9339,20 +11509,31 @@ as_tr_cpp="eval sed 'y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g'"
 as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
 
 
+# IFS
+# We need space, tab and new line, in precisely that order.
+as_nl='
+'
+IFS=" 	$as_nl"
+
+# CDPATH.
+$as_unset CDPATH
+
 exec 6>&1
-## ----------------------------------- ##
-## Main body of $CONFIG_STATUS script. ##
-## ----------------------------------- ##
-_ASEOF
-test $as_write_fail = 0 && chmod +x $CONFIG_STATUS || ac_write_fail=1
-
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-# Save the log message, to keep $0 and so on meaningful, and to
+
+# Open the log real soon, to keep \$[0] and so on meaningful, and to
 # report actual input values of CONFIG_FILES etc. instead of their
-# values after options handling.
-ac_log="
+# values after options handling.  Logging --version etc. is OK.
+exec 5>>config.log
+{
+  echo
+  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
+## Running $as_me. ##
+_ASBOX
+} >&5
+cat >&5 <<_CSEOF
+
 This file was extended by tk $as_me 8.6, which was
-generated by GNU Autoconf 2.69.  Invocation command line was
+generated by GNU Autoconf 2.59.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -9360,41 +11541,43 @@ generated by GNU Autoconf 2.69.  Invocation command line was
   CONFIG_COMMANDS = $CONFIG_COMMANDS
   $ $0 $@
 
-on `(hostname || uname -n) 2>/dev/null | sed 1q`
-"
-
+_CSEOF
+echo "on `(hostname || uname -n) 2>/dev/null | sed 1q`" >&5
+echo >&5
 _ACEOF
 
-case $ac_config_files in *"
-"*) set x $ac_config_files; shift; ac_config_files=$*;;
-esac
+# Files that config.status was made for.
+if test -n "$ac_config_files"; then
+  echo "config_files=\"$ac_config_files\"" >>$CONFIG_STATUS
+fi
 
+if test -n "$ac_config_headers"; then
+  echo "config_headers=\"$ac_config_headers\"" >>$CONFIG_STATUS
+fi
 
+if test -n "$ac_config_links"; then
+  echo "config_links=\"$ac_config_links\"" >>$CONFIG_STATUS
+fi
 
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-# Files that config.status was made for.
-config_files="$ac_config_files"
-config_commands="$ac_config_commands"
+if test -n "$ac_config_commands"; then
+  echo "config_commands=\"$ac_config_commands\"" >>$CONFIG_STATUS
+fi
 
-_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 ac_cs_usage="\
-\`$as_me' instantiates files and other configuration actions
-from templates according to the current configuration.  Unless the files
-and actions are specified as TAGs, all are instantiated by default.
+\`$as_me' instantiates files from templates according to the
+current configuration.
 
-Usage: $0 [OPTION]... [TAG]...
+Usage: $0 [OPTIONS] [FILE]...
 
   -h, --help       print this help, then exit
-  -V, --version    print version number and configuration settings, then exit
-      --config     print configuration, then exit
-  -q, --quiet, --silent
-                   do not print progress messages
+  -V, --version    print version number, then exit
+  -q, --quiet      do not print progress messages
   -d, --debug      don't remove temporary files
       --recheck    update $as_me by reconfiguring in the same conditions
-      --file=FILE[:TEMPLATE]
-                   instantiate the configuration file FILE
+  --file=FILE[:TEMPLATE]
+		   instantiate the configuration file FILE
 
 Configuration files:
 $config_files
@@ -9402,78 +11585,83 @@ $config_files
 Configuration commands:
 $config_commands
 
-Report bugs to the package provider."
-
+Report bugs to <bug-autoconf@gnu.org>."
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-ac_cs_config="`$as_echo "$ac_configure_args" | sed 's/^ //; s/[\\""\`\$]/\\\\&/g'`"
+
+cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
 tk config.status 8.6
-configured by $0, generated by GNU Autoconf 2.69,
-  with options \\"\$ac_cs_config\\"
+configured by $0, generated by GNU Autoconf 2.59,
+  with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
-Copyright (C) 2012 Free Software Foundation, Inc.
+Copyright (C) 2003 Free Software Foundation, Inc.
 This config.status script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it."
-
-ac_pwd='$ac_pwd'
-srcdir='$srcdir'
-test -n "\$AWK" || AWK=awk
+srcdir=$srcdir
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-# The default lists apply if the user does not specify any file.
+cat >>$CONFIG_STATUS <<\_ACEOF
+# If no file are specified by the user, then we need to provide default
+# value.  By we need to know if files were specified by the user.
 ac_need_defaults=:
 while test $# != 0
 do
   case $1 in
-  --*=?*)
-    ac_option=`expr "X$1" : 'X\([^=]*\)='`
-    ac_optarg=`expr "X$1" : 'X[^=]*=\(.*\)'`
+  --*=*)
+    ac_option=`expr "x$1" : 'x\([^=]*\)='`
+    ac_optarg=`expr "x$1" : 'x[^=]*=\(.*\)'`
     ac_shift=:
     ;;
-  --*=)
-    ac_option=`expr "X$1" : 'X\([^=]*\)='`
-    ac_optarg=
-    ac_shift=:
-    ;;
-  *)
+  -*)
     ac_option=$1
     ac_optarg=$2
     ac_shift=shift
     ;;
+  *) # This is not an option, so the user has probably given explicit
+     # arguments.
+     ac_option=$1
+     ac_need_defaults=false;;
   esac
 
   case $ac_option in
   # Handling of the options.
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
   -recheck | --recheck | --rechec | --reche | --rech | --rec | --re | --r)
     ac_cs_recheck=: ;;
-  --version | --versio | --versi | --vers | --ver | --ve | --v | -V )
-    $as_echo "$ac_cs_version"; exit ;;
-  --config | --confi | --conf | --con | --co | --c )
-    $as_echo "$ac_cs_config"; exit ;;
-  --debug | --debu | --deb | --de | --d | -d )
+  --version | --vers* | -V )
+    echo "$ac_cs_version"; exit 0 ;;
+  --he | --h)
+    # Conflict between --help and --header
+    { { echo "$as_me:$LINENO: error: ambiguous option: $1
+Try \`$0 --help' for more information." >&5
+echo "$as_me: error: ambiguous option: $1
+Try \`$0 --help' for more information." >&2;}
+   { (exit 1); exit 1; }; };;
+  --help | --hel | -h )
+    echo "$ac_cs_usage"; exit 0 ;;
+  --debug | --d* | -d )
     debug=: ;;
   --file | --fil | --fi | --f )
     $ac_shift
-    case $ac_optarg in
-    *\'*) ac_optarg=`$as_echo "$ac_optarg" | sed "s/'/'\\\\\\\\''/g"` ;;
-    '') as_fn_error $? "missing file argument" ;;
-    esac
-    as_fn_append CONFIG_FILES " '$ac_optarg'"
+    CONFIG_FILES="$CONFIG_FILES $ac_optarg"
+    ac_need_defaults=false;;
+  --header | --heade | --head | --hea )
+    $ac_shift
+    CONFIG_HEADERS="$CONFIG_HEADERS $ac_optarg"
     ac_need_defaults=false;;
-  --he | --h |  --help | --hel | -h )
-    $as_echo "$ac_cs_usage"; exit ;;
   -q | -quiet | --quiet | --quie | --qui | --qu | --q \
   | -silent | --silent | --silen | --sile | --sil | --si | --s)
     ac_cs_silent=: ;;
 
   # This is an error.
-  -*) as_fn_error $? "unrecognized option: \`$1'
-Try \`$0 --help' for more information." ;;
+  -*) { { echo "$as_me:$LINENO: error: unrecognized option: $1
+Try \`$0 --help' for more information." >&5
+echo "$as_me: error: unrecognized option: $1
+Try \`$0 --help' for more information." >&2;}
+   { (exit 1); exit 1; }; } ;;
 
-  *) as_fn_append ac_config_targets " $1"
-     ac_need_defaults=false ;;
+  *) ac_config_targets="$ac_config_targets $1" ;;
 
   esac
   shift
@@ -9487,55 +11675,43 @@ if $ac_cs_silent; then
 fi
 
 _ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>$CONFIG_STATUS <<_ACEOF
 if \$ac_cs_recheck; then
-  set X $SHELL '$0' $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
-  shift
-  \$as_echo "running CONFIG_SHELL=$SHELL \$*" >&6
-  CONFIG_SHELL='$SHELL'
-  export CONFIG_SHELL
-  exec "\$@"
+  echo "running $SHELL $0 " $ac_configure_args \$ac_configure_extra_args " --no-create --no-recursion" >&6
+  exec $SHELL $0 $ac_configure_args \$ac_configure_extra_args --no-create --no-recursion
 fi
 
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-exec 5>>config.log
-{
-  echo
-  sed 'h;s/./-/g;s/^.../## /;s/...$/ ##/;p;x;p;x' <<_ASBOX
-## Running $as_me. ##
-_ASBOX
-  $as_echo "$ac_log"
-} >&5
 
-_ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
+cat >>$CONFIG_STATUS <<_ACEOF
 #
-# INIT-COMMANDS
+# INIT-COMMANDS section.
 #
+
 VERSION=${TK_VERSION} && tk_aqua=${tk_aqua}
 
 _ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
 
-# Handling of arguments.
+
+cat >>$CONFIG_STATUS <<\_ACEOF
 for ac_config_target in $ac_config_targets
 do
-  case $ac_config_target in
-    "Tk-Info.plist") CONFIG_FILES="$CONFIG_FILES Tk-Info.plist:../macosx/Tk-Info.plist.in" ;;
-    "Wish-Info.plist") CONFIG_FILES="$CONFIG_FILES Wish-Info.plist:../macosx/Wish-Info.plist.in" ;;
-    "Credits.html") CONFIG_FILES="$CONFIG_FILES Credits.html:../macosx/Credits.html.in" ;;
-    "Tk.framework") CONFIG_COMMANDS="$CONFIG_COMMANDS Tk.framework" ;;
-    "Makefile") CONFIG_FILES="$CONFIG_FILES Makefile:../unix/Makefile.in" ;;
-    "tkConfig.sh") CONFIG_FILES="$CONFIG_FILES tkConfig.sh:../unix/tkConfig.sh.in" ;;
-    "tk.pc") CONFIG_FILES="$CONFIG_FILES tk.pc:../unix/tk.pc.in" ;;
-
-  *) as_fn_error $? "invalid argument: \`$ac_config_target'" "$LINENO" 5;;
+  case "$ac_config_target" in
+  # Handling of arguments.
+  "Tk-Info.plist" ) CONFIG_FILES="$CONFIG_FILES Tk-Info.plist:../macosx/Tk-Info.plist.in" ;;
+  "Wish-Info.plist" ) CONFIG_FILES="$CONFIG_FILES Wish-Info.plist:../macosx/Wish-Info.plist.in" ;;
+  "Credits.html" ) CONFIG_FILES="$CONFIG_FILES Credits.html:../macosx/Credits.html.in" ;;
+  "Makefile" ) CONFIG_FILES="$CONFIG_FILES Makefile:../unix/Makefile.in" ;;
+  "tkConfig.sh" ) CONFIG_FILES="$CONFIG_FILES tkConfig.sh:../unix/tkConfig.sh.in" ;;
+  "tk.pc" ) CONFIG_FILES="$CONFIG_FILES tk.pc:../unix/tk.pc.in" ;;
+  "Tk.framework" ) CONFIG_COMMANDS="$CONFIG_COMMANDS Tk.framework" ;;
+  *) { { echo "$as_me:$LINENO: error: invalid argument: $ac_config_target" >&5
+echo "$as_me: error: invalid argument: $ac_config_target" >&2;}
+   { (exit 1); exit 1; }; };;
   esac
 done
 
-
 # If the user did not use the arguments to specify the items to instantiate,
 # then the envvar interface is used.  Set only those that are not.
 # We use the long form for the default assignment because of an extremely
@@ -9546,409 +11722,523 @@ if $ac_need_defaults; then
 fi
 
 # Have a temporary directory for convenience.  Make it in the build tree
-# simply because there is no reason against having it here, and in addition,
+# simply because there is no reason to put it here, and in addition,
 # creating and moving files from /tmp can sometimes cause problems.
-# Hook for its removal unless debugging.
-# Note that there is a small window in which the directory will not be cleaned:
-# after its creation but before its name has been assigned to `$tmp'.
+# Create a temporary directory, and hook for its removal unless debugging.
 $debug ||
 {
-  tmp= ac_tmp=
-  trap 'exit_status=$?
-  : "${ac_tmp:=$tmp}"
-  { test ! -d "$ac_tmp" || rm -fr "$ac_tmp"; } && exit $exit_status
-' 0
-  trap 'as_fn_exit 1' 1 2 13 15
+  trap 'exit_status=$?; rm -rf $tmp && exit $exit_status' 0
+  trap '{ (exit 1); exit 1; }' 1 2 13 15
 }
+
 # Create a (secure) tmp directory for tmp files.
 
 {
-  tmp=`(umask 077 && mktemp -d "./confXXXXXX") 2>/dev/null` &&
-  test -d "$tmp"
+  tmp=`(umask 077 && mktemp -d -q "./confstatXXXXXX") 2>/dev/null` &&
+  test -n "$tmp" && test -d "$tmp"
 }  ||
 {
-  tmp=./conf$$-$RANDOM
-  (umask 077 && mkdir "$tmp")
-} || as_fn_error $? "cannot create a temporary directory in ." "$LINENO" 5
-ac_tmp=$tmp
-
-# Set up the scripts for CONFIG_FILES section.
-# No need to generate them if there are no CONFIG_FILES.
-# This happens for instance with `./config.status config.h'.
-if test -n "$CONFIG_FILES"; then
-
-
-ac_cr=`echo X | tr X '\015'`
-# On cygwin, bash can eat \r inside `` if the user requested igncr.
-# But we know of no other shell where ac_cr would be empty at this
-# point, so we can use a bashism as a fallback.
-if test "x$ac_cr" = x; then
-  eval ac_cr=\$\'\\r\'
-fi
-ac_cs_awk_cr=`$AWK 'BEGIN { print "a\rb" }' </dev/null 2>/dev/null`
-if test "$ac_cs_awk_cr" = "a${ac_cr}b"; then
-  ac_cs_awk_cr='\\r'
-else
-  ac_cs_awk_cr=$ac_cr
-fi
-
-echo 'BEGIN {' >"$ac_tmp/subs1.awk" &&
-_ACEOF
-
-
-{
-  echo "cat >conf$$subs.awk <<_ACEOF" &&
-  echo "$ac_subst_vars" | sed 's/.*/&!$&$ac_delim/' &&
-  echo "_ACEOF"
-} >conf$$subs.sh ||
-  as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
-ac_delim_num=`echo "$ac_subst_vars" | grep -c '^'`
-ac_delim='%!_!# '
-for ac_last_try in false false false false false :; do
-  . ./conf$$subs.sh ||
-    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
-
-  ac_delim_n=`sed -n "s/.*$ac_delim\$/X/p" conf$$subs.awk | grep -c X`
-  if test $ac_delim_n = $ac_delim_num; then
-    break
-  elif $ac_last_try; then
-    as_fn_error $? "could not make $CONFIG_STATUS" "$LINENO" 5
-  else
-    ac_delim="$ac_delim!$ac_delim _$ac_delim!! "
-  fi
-done
-rm -f conf$$subs.sh
-
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-cat >>"\$ac_tmp/subs1.awk" <<\\_ACAWK &&
-_ACEOF
-sed -n '
-h
-s/^/S["/; s/!.*/"]=/
-p
-g
-s/^[^!]*!//
-:repl
-t repl
-s/'"$ac_delim"'$//
-t delim
-:nl
-h
-s/\(.\{148\}\)..*/\1/
-t more1
-s/["\\]/\\&/g; s/^/"/; s/$/\\n"\\/
-p
-n
-b repl
-:more1
-s/["\\]/\\&/g; s/^/"/; s/$/"\\/
-p
-g
-s/.\{148\}//
-t nl
-:delim
-h
-s/\(.\{148\}\)..*/\1/
-t more2
-s/["\\]/\\&/g; s/^/"/; s/$/"/
-p
-b
-:more2
-s/["\\]/\\&/g; s/^/"/; s/$/"\\/
-p
-g
-s/.\{148\}//
-t delim
-' <conf$$subs.awk | sed '
-/^[^""]/{
-  N
-  s/\n//
-}
-' >>$CONFIG_STATUS || ac_write_fail=1
-rm -f conf$$subs.awk
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-_ACAWK
-cat >>"\$ac_tmp/subs1.awk" <<_ACAWK &&
-  for (key in S) S_is_set[key] = 1
-  FS = ""
-
-}
+  tmp=./confstat$$-$RANDOM
+  (umask 077 && mkdir $tmp)
+} ||
 {
-  line = $ 0
-  nfields = split(line, field, "@")
-  substed = 0
-  len = length(field[1])
-  for (i = 2; i < nfields; i++) {
-    key = field[i]
-    keylen = length(key)
-    if (S_is_set[key]) {
-      value = S[key]
-      line = substr(line, 1, len) "" value "" substr(line, len + keylen + 3)
-      len += length(value) + length(field[++i])
-      substed = 1
-    } else
-      len += 1 + keylen
-  }
-
-  print line
+   echo "$me: cannot create a temporary directory in ." >&2
+   { (exit 1); exit 1; }
 }
 
-_ACAWK
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-if sed "s/$ac_cr//" < /dev/null > /dev/null 2>&1; then
-  sed "s/$ac_cr\$//; s/$ac_cr/$ac_cs_awk_cr/g"
-else
-  cat
-fi < "$ac_tmp/subs1.awk" > "$ac_tmp/subs.awk" \
-  || as_fn_error $? "could not setup config files machinery" "$LINENO" 5
-_ACEOF
-
-# VPATH may cause trouble with some makes, so we remove sole $(srcdir),
-# ${srcdir} and @srcdir@ entries from VPATH if srcdir is ".", strip leading and
-# trailing colons and then remove the whole line if VPATH becomes empty
-# (actually we leave an empty line to preserve line numbers).
-if test "x$srcdir" = x.; then
-  ac_vpsub='/^[	 ]*VPATH[	 ]*=[	 ]*/{
-h
-s///
-s/^/:/
-s/[	 ]*$/:/
-s/:\$(srcdir):/:/g
-s/:\${srcdir}:/:/g
-s/:@srcdir@:/:/g
-s/^:*//
-s/:*$//
-x
-s/\(=[	 ]*\).*/\1/
-G
-s/\n//
-s/^[^=]*=[	 ]*$//
-}'
-fi
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-fi # test -n "$CONFIG_FILES"
-
-
-eval set X "  :F $CONFIG_FILES      :C $CONFIG_COMMANDS"
-shift
-for ac_tag
-do
-  case $ac_tag in
-  :[FHLC]) ac_mode=$ac_tag; continue;;
-  esac
-  case $ac_mode$ac_tag in
-  :[FHL]*:*);;
-  :L* | :C*:*) as_fn_error $? "invalid tag \`$ac_tag'" "$LINENO" 5;;
-  :[FH]-) ac_tag=-:-;;
-  :[FH]*) ac_tag=$ac_tag:$ac_tag.in;;
-  esac
-  ac_save_IFS=$IFS
-  IFS=:
-  set x $ac_tag
-  IFS=$ac_save_IFS
-  shift
-  ac_file=$1
-  shift
+cat >>$CONFIG_STATUS <<_ACEOF
 
-  case $ac_mode in
-  :L) ac_source=$1;;
-  :[FH])
-    ac_file_inputs=
-    for ac_f
-    do
-      case $ac_f in
-      -) ac_f="$ac_tmp/stdin";;
-      *) # Look for the file first in the build tree, then in the source tree
-	 # (if the path is not absolute).  The absolute path cannot be DOS-style,
-	 # because $ac_f cannot contain `:'.
-	 test -f "$ac_f" ||
-	   case $ac_f in
-	   [\\/$]*) false;;
-	   *) test -f "$srcdir/$ac_f" && ac_f="$srcdir/$ac_f";;
-	   esac ||
-	   as_fn_error 1 "cannot find input file: \`$ac_f'" "$LINENO" 5;;
-      esac
-      case $ac_f in *\'*) ac_f=`$as_echo "$ac_f" | sed "s/'/'\\\\\\\\''/g"`;; esac
-      as_fn_append ac_file_inputs " '$ac_f'"
-    done
+#
+# CONFIG_FILES section.
+#
 
-    # Let's still pretend it is `configure' which instantiates (i.e., don't
-    # use $as_me), people would be surprised to read:
-    #    /* config.h.  Generated by config.status.  */
-    configure_input='Generated from '`
-	  $as_echo "$*" | sed 's|^[^:]*/||;s|:[^:]*/|, |g'
-	`' by configure.'
-    if test x"$ac_file" != x-; then
-      configure_input="$ac_file.  $configure_input"
-      { $as_echo "$as_me:${as_lineno-$LINENO}: creating $ac_file" >&5
-$as_echo "$as_me: creating $ac_file" >&6;}
+# No need to generate the scripts if there are no CONFIG_FILES.
+# This happens for instance when ./config.status config.h
+if test -n "\$CONFIG_FILES"; then
+  # Protect against being on the right side of a sed subst in config.status.
+  sed 's/,@/@@/; s/@,/@@/; s/,;t t\$/@;t t/; /@;t t\$/s/[\\\\&,]/\\\\&/g;
+   s/@@/,@/; s/@@/@,/; s/@;t t\$/,;t t/' >\$tmp/subs.sed <<\\CEOF
+s,@SHELL@,$SHELL,;t t
+s,@PATH_SEPARATOR@,$PATH_SEPARATOR,;t t
+s,@PACKAGE_NAME@,$PACKAGE_NAME,;t t
+s,@PACKAGE_TARNAME@,$PACKAGE_TARNAME,;t t
+s,@PACKAGE_VERSION@,$PACKAGE_VERSION,;t t
+s,@PACKAGE_STRING@,$PACKAGE_STRING,;t t
+s,@PACKAGE_BUGREPORT@,$PACKAGE_BUGREPORT,;t t
+s,@exec_prefix@,$exec_prefix,;t t
+s,@prefix@,$prefix,;t t
+s,@program_transform_name@,$program_transform_name,;t t
+s,@bindir@,$bindir,;t t
+s,@sbindir@,$sbindir,;t t
+s,@libexecdir@,$libexecdir,;t t
+s,@datadir@,$datadir,;t t
+s,@sysconfdir@,$sysconfdir,;t t
+s,@sharedstatedir@,$sharedstatedir,;t t
+s,@localstatedir@,$localstatedir,;t t
+s,@libdir@,$libdir,;t t
+s,@includedir@,$includedir,;t t
+s,@oldincludedir@,$oldincludedir,;t t
+s,@infodir@,$infodir,;t t
+s,@mandir@,$mandir,;t t
+s,@build_alias@,$build_alias,;t t
+s,@host_alias@,$host_alias,;t t
+s,@target_alias@,$target_alias,;t t
+s,@DEFS@,$DEFS,;t t
+s,@ECHO_C@,$ECHO_C,;t t
+s,@ECHO_N@,$ECHO_N,;t t
+s,@ECHO_T@,$ECHO_T,;t t
+s,@LIBS@,$LIBS,;t t
+s,@TCL_VERSION@,$TCL_VERSION,;t t
+s,@TCL_PATCH_LEVEL@,$TCL_PATCH_LEVEL,;t t
+s,@TCL_BIN_DIR@,$TCL_BIN_DIR,;t t
+s,@TCL_SRC_DIR@,$TCL_SRC_DIR,;t t
+s,@TCL_LIB_FILE@,$TCL_LIB_FILE,;t t
+s,@TCL_LIB_FLAG@,$TCL_LIB_FLAG,;t t
+s,@TCL_LIB_SPEC@,$TCL_LIB_SPEC,;t t
+s,@TCL_STUB_LIB_FILE@,$TCL_STUB_LIB_FILE,;t t
+s,@TCL_STUB_LIB_FLAG@,$TCL_STUB_LIB_FLAG,;t t
+s,@TCL_STUB_LIB_SPEC@,$TCL_STUB_LIB_SPEC,;t t
+s,@TCLSH_PROG@,$TCLSH_PROG,;t t
+s,@BUILD_TCLSH@,$BUILD_TCLSH,;t t
+s,@MAN_FLAGS@,$MAN_FLAGS,;t t
+s,@CC@,$CC,;t t
+s,@CFLAGS@,$CFLAGS,;t t
+s,@LDFLAGS@,$LDFLAGS,;t t
+s,@CPPFLAGS@,$CPPFLAGS,;t t
+s,@ac_ct_CC@,$ac_ct_CC,;t t
+s,@EXEEXT@,$EXEEXT,;t t
+s,@OBJEXT@,$OBJEXT,;t t
+s,@CPP@,$CPP,;t t
+s,@EGREP@,$EGREP,;t t
+s,@TCL_THREADS@,$TCL_THREADS,;t t
+s,@RANLIB@,$RANLIB,;t t
+s,@ac_ct_RANLIB@,$ac_ct_RANLIB,;t t
+s,@AR@,$AR,;t t
+s,@ac_ct_AR@,$ac_ct_AR,;t t
+s,@LIBOBJS@,$LIBOBJS,;t t
+s,@TCL_LIBS@,$TCL_LIBS,;t t
+s,@DL_LIBS@,$DL_LIBS,;t t
+s,@DL_OBJS@,$DL_OBJS,;t t
+s,@PLAT_OBJS@,$PLAT_OBJS,;t t
+s,@PLAT_SRCS@,$PLAT_SRCS,;t t
+s,@LDAIX_SRC@,$LDAIX_SRC,;t t
+s,@CFLAGS_DEBUG@,$CFLAGS_DEBUG,;t t
+s,@CFLAGS_OPTIMIZE@,$CFLAGS_OPTIMIZE,;t t
+s,@CFLAGS_WARNING@,$CFLAGS_WARNING,;t t
+s,@LDFLAGS_DEBUG@,$LDFLAGS_DEBUG,;t t
+s,@LDFLAGS_OPTIMIZE@,$LDFLAGS_OPTIMIZE,;t t
+s,@CC_SEARCH_FLAGS@,$CC_SEARCH_FLAGS,;t t
+s,@LD_SEARCH_FLAGS@,$LD_SEARCH_FLAGS,;t t
+s,@STLIB_LD@,$STLIB_LD,;t t
+s,@SHLIB_LD@,$SHLIB_LD,;t t
+s,@TCL_SHLIB_LD_EXTRAS@,$TCL_SHLIB_LD_EXTRAS,;t t
+s,@TK_SHLIB_LD_EXTRAS@,$TK_SHLIB_LD_EXTRAS,;t t
+s,@SHLIB_LD_LIBS@,$SHLIB_LD_LIBS,;t t
+s,@SHLIB_CFLAGS@,$SHLIB_CFLAGS,;t t
+s,@SHLIB_SUFFIX@,$SHLIB_SUFFIX,;t t
+s,@MAKE_LIB@,$MAKE_LIB,;t t
+s,@MAKE_STUB_LIB@,$MAKE_STUB_LIB,;t t
+s,@INSTALL_LIB@,$INSTALL_LIB,;t t
+s,@DLL_INSTALL_DIR@,$DLL_INSTALL_DIR,;t t
+s,@INSTALL_STUB_LIB@,$INSTALL_STUB_LIB,;t t
+s,@CFLAGS_DEFAULT@,$CFLAGS_DEFAULT,;t t
+s,@LDFLAGS_DEFAULT@,$LDFLAGS_DEFAULT,;t t
+s,@XFT_CFLAGS@,$XFT_CFLAGS,;t t
+s,@XFT_LIBS@,$XFT_LIBS,;t t
+s,@UNIX_FONT_OBJS@,$UNIX_FONT_OBJS,;t t
+s,@TK_VERSION@,$TK_VERSION,;t t
+s,@TK_MAJOR_VERSION@,$TK_MAJOR_VERSION,;t t
+s,@TK_MINOR_VERSION@,$TK_MINOR_VERSION,;t t
+s,@TK_PATCH_LEVEL@,$TK_PATCH_LEVEL,;t t
+s,@TK_YEAR@,$TK_YEAR,;t t
+s,@TK_LIB_FILE@,$TK_LIB_FILE,;t t
+s,@TK_LIB_FLAG@,$TK_LIB_FLAG,;t t
+s,@TK_LIB_SPEC@,$TK_LIB_SPEC,;t t
+s,@TK_STUB_LIB_FILE@,$TK_STUB_LIB_FILE,;t t
+s,@TK_STUB_LIB_FLAG@,$TK_STUB_LIB_FLAG,;t t
+s,@TK_STUB_LIB_SPEC@,$TK_STUB_LIB_SPEC,;t t
+s,@TK_STUB_LIB_PATH@,$TK_STUB_LIB_PATH,;t t
+s,@TK_INCLUDE_SPEC@,$TK_INCLUDE_SPEC,;t t
+s,@TK_BUILD_STUB_LIB_SPEC@,$TK_BUILD_STUB_LIB_SPEC,;t t
+s,@TK_BUILD_STUB_LIB_PATH@,$TK_BUILD_STUB_LIB_PATH,;t t
+s,@TK_SRC_DIR@,$TK_SRC_DIR,;t t
+s,@TK_SHARED_BUILD@,$TK_SHARED_BUILD,;t t
+s,@LD_LIBRARY_PATH_VAR@,$LD_LIBRARY_PATH_VAR,;t t
+s,@TK_BUILD_LIB_SPEC@,$TK_BUILD_LIB_SPEC,;t t
+s,@TCL_STUB_FLAGS@,$TCL_STUB_FLAGS,;t t
+s,@XINCLUDES@,$XINCLUDES,;t t
+s,@XLIBSW@,$XLIBSW,;t t
+s,@LOCALES@,$LOCALES,;t t
+s,@TK_WINDOWINGSYSTEM@,$TK_WINDOWINGSYSTEM,;t t
+s,@TK_PKG_DIR@,$TK_PKG_DIR,;t t
+s,@TK_LIBRARY@,$TK_LIBRARY,;t t
+s,@LIB_RUNTIME_DIR@,$LIB_RUNTIME_DIR,;t t
+s,@PRIVATE_INCLUDE_DIR@,$PRIVATE_INCLUDE_DIR,;t t
+s,@HTML_DIR@,$HTML_DIR,;t t
+s,@EXTRA_CC_SWITCHES@,$EXTRA_CC_SWITCHES,;t t
+s,@EXTRA_APP_CC_SWITCHES@,$EXTRA_APP_CC_SWITCHES,;t t
+s,@EXTRA_INSTALL@,$EXTRA_INSTALL,;t t
+s,@EXTRA_INSTALL_BINARIES@,$EXTRA_INSTALL_BINARIES,;t t
+s,@EXTRA_BUILD_HTML@,$EXTRA_BUILD_HTML,;t t
+s,@EXTRA_WISH_LIBS@,$EXTRA_WISH_LIBS,;t t
+s,@CFBUNDLELOCALIZATIONS@,$CFBUNDLELOCALIZATIONS,;t t
+s,@TK_RSRC_FILE@,$TK_RSRC_FILE,;t t
+s,@WISH_RSRC_FILE@,$WISH_RSRC_FILE,;t t
+s,@LIB_RSRC_FILE@,$LIB_RSRC_FILE,;t t
+s,@APP_RSRC_FILE@,$APP_RSRC_FILE,;t t
+s,@REZ@,$REZ,;t t
+s,@REZ_FLAGS@,$REZ_FLAGS,;t t
+s,@LTLIBOBJS@,$LTLIBOBJS,;t t
+CEOF
+
+_ACEOF
+
+  cat >>$CONFIG_STATUS <<\_ACEOF
+  # Split the substitutions into bite-sized pieces for seds with
+  # small command number limits, like on Digital OSF/1 and HP-UX.
+  ac_max_sed_lines=48
+  ac_sed_frag=1 # Number of current file.
+  ac_beg=1 # First line for current file.
+  ac_end=$ac_max_sed_lines # Line after last line for current file.
+  ac_more_lines=:
+  ac_sed_cmds=
+  while $ac_more_lines; do
+    if test $ac_beg -gt 1; then
+      sed "1,${ac_beg}d; ${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
+    else
+      sed "${ac_end}q" $tmp/subs.sed >$tmp/subs.frag
     fi
-    # Neutralize special characters interpreted by sed in replacement strings.
-    case $configure_input in #(
-    *\&* | *\|* | *\\* )
-       ac_sed_conf_input=`$as_echo "$configure_input" |
-       sed 's/[\\\\&|]/\\\\&/g'`;; #(
-    *) ac_sed_conf_input=$configure_input;;
-    esac
+    if test ! -s $tmp/subs.frag; then
+      ac_more_lines=false
+    else
+      # The purpose of the label and of the branching condition is to
+      # speed up the sed processing (if there are no `@' at all, there
+      # is no need to browse any of the substitutions).
+      # These are the two extra sed commands mentioned above.
+      (echo ':t
+  /@[a-zA-Z_][a-zA-Z_0-9]*@/!b' && cat $tmp/subs.frag) >$tmp/subs-$ac_sed_frag.sed
+      if test -z "$ac_sed_cmds"; then
+	ac_sed_cmds="sed -f $tmp/subs-$ac_sed_frag.sed"
+      else
+	ac_sed_cmds="$ac_sed_cmds | sed -f $tmp/subs-$ac_sed_frag.sed"
+      fi
+      ac_sed_frag=`expr $ac_sed_frag + 1`
+      ac_beg=$ac_end
+      ac_end=`expr $ac_end + $ac_max_sed_lines`
+    fi
+  done
+  if test -z "$ac_sed_cmds"; then
+    ac_sed_cmds=cat
+  fi
+fi # test -n "$CONFIG_FILES"
 
-    case $ac_tag in
-    *:-:* | *:-) cat >"$ac_tmp/stdin" \
-      || as_fn_error $? "could not create $ac_file" "$LINENO" 5 ;;
-    esac
-    ;;
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
+for ac_file in : $CONFIG_FILES; do test "x$ac_file" = x: && continue
+  # Support "outfile[:infile[:infile...]]", defaulting infile="outfile.in".
+  case $ac_file in
+  - | *:- | *:-:* ) # input from stdin
+	cat >$tmp/stdin
+	ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
+	ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
+  *:* ) ac_file_in=`echo "$ac_file" | sed 's,[^:]*:,,'`
+	ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
+  * )   ac_file_in=$ac_file.in ;;
   esac
 
-  ac_dir=`$as_dirname -- "$ac_file" ||
+  # Compute @srcdir@, @top_srcdir@, and @INSTALL@ for subdirectories.
+  ac_dir=`(dirname "$ac_file") 2>/dev/null ||
 $as_expr X"$ac_file" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
 	 X"$ac_file" : 'X\(//\)[^/]' \| \
 	 X"$ac_file" : 'X\(//\)$' \| \
-	 X"$ac_file" : 'X\(/\)' \| . 2>/dev/null ||
-$as_echo X"$ac_file" |
-    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)[^/].*/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\/\)$/{
-	    s//\1/
-	    q
-	  }
-	  /^X\(\/\).*/{
-	    s//\1/
-	    q
-	  }
-	  s/.*/./; q'`
-  as_dir="$ac_dir"; as_fn_mkdir_p
+	 X"$ac_file" : 'X\(/\)' \| \
+	 .     : '\(.\)' 2>/dev/null ||
+echo X"$ac_file" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+  	  /^X\(\/\/\)$/{ s//\1/; q; }
+  	  /^X\(\/\).*/{ s//\1/; q; }
+  	  s/.*/./; q'`
+  { if $as_mkdir_p; then
+    mkdir -p "$ac_dir"
+  else
+    as_dir="$ac_dir"
+    as_dirs=
+    while test ! -d "$as_dir"; do
+      as_dirs="$as_dir $as_dirs"
+      as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_dir" : 'X\(//\)[^/]' \| \
+	 X"$as_dir" : 'X\(//\)$' \| \
+	 X"$as_dir" : 'X\(/\)' \| \
+	 .     : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+  	  /^X\(\/\/\)$/{ s//\1/; q; }
+  	  /^X\(\/\).*/{ s//\1/; q; }
+  	  s/.*/./; q'`
+    done
+    test ! -n "$as_dirs" || mkdir $as_dirs
+  fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
+echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
+   { (exit 1); exit 1; }; }; }
+
   ac_builddir=.
 
-case "$ac_dir" in
-.) ac_dir_suffix= ac_top_builddir_sub=. ac_top_build_prefix= ;;
-*)
-  ac_dir_suffix=/`$as_echo "$ac_dir" | sed 's|^\.[\\/]||'`
-  # A ".." for each directory in $ac_dir_suffix.
-  ac_top_builddir_sub=`$as_echo "$ac_dir_suffix" | sed 's|/[^\\/]*|/..|g;s|/||'`
-  case $ac_top_builddir_sub in
-  "") ac_top_builddir_sub=. ac_top_build_prefix= ;;
-  *)  ac_top_build_prefix=$ac_top_builddir_sub/ ;;
-  esac ;;
-esac
-ac_abs_top_builddir=$ac_pwd
-ac_abs_builddir=$ac_pwd$ac_dir_suffix
-# for backward compatibility:
-ac_top_builddir=$ac_top_build_prefix
+if test "$ac_dir" != .; then
+  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+  # A "../" for each directory in $ac_dir_suffix.
+  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+  ac_dir_suffix= ac_top_builddir=
+fi
 
 case $srcdir in
-  .)  # We are building in place.
+  .)  # No --srcdir option.  We are building in place.
     ac_srcdir=.
-    ac_top_srcdir=$ac_top_builddir_sub
-    ac_abs_top_srcdir=$ac_pwd ;;
-  [\\/]* | ?:[\\/]* )  # Absolute name.
+    if test -z "$ac_top_builddir"; then
+       ac_top_srcdir=.
+    else
+       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+    fi ;;
+  [\\/]* | ?:[\\/]* )  # Absolute path.
     ac_srcdir=$srcdir$ac_dir_suffix;
-    ac_top_srcdir=$srcdir
-    ac_abs_top_srcdir=$srcdir ;;
-  *) # Relative name.
-    ac_srcdir=$ac_top_build_prefix$srcdir$ac_dir_suffix
-    ac_top_srcdir=$ac_top_build_prefix$srcdir
-    ac_abs_top_srcdir=$ac_pwd/$srcdir ;;
+    ac_top_srcdir=$srcdir ;;
+  *) # Relative path.
+    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_builddir$srcdir ;;
 esac
-ac_abs_srcdir=$ac_abs_top_srcdir$ac_dir_suffix
 
+# Do not use `cd foo && pwd` to compute absolute paths, because
+# the directories may not exist.
+case `pwd` in
+.) ac_abs_builddir="$ac_dir";;
+*)
+  case "$ac_dir" in
+  .) ac_abs_builddir=`pwd`;;
+  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
+  *) ac_abs_builddir=`pwd`/"$ac_dir";;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_builddir=${ac_top_builddir}.;;
+*)
+  case ${ac_top_builddir}. in
+  .) ac_abs_top_builddir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
+  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_srcdir=$ac_srcdir;;
+*)
+  case $ac_srcdir in
+  .) ac_abs_srcdir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
+  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_srcdir=$ac_top_srcdir;;
+*)
+  case $ac_top_srcdir in
+  .) ac_abs_top_srcdir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
+  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
+  esac;;
+esac
 
-  case $ac_mode in
-  :F)
-  #
-  # CONFIG_FILE
-  #
 
-_ACEOF
 
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
-# If the template does not know about datarootdir, expand it.
-# FIXME: This hack should be removed a few years after 2.60.
-ac_datarootdir_hack=; ac_datarootdir_seen=
-ac_sed_dataroot='
-/datarootdir/ {
-  p
-  q
-}
-/@datadir@/p
-/@docdir@/p
-/@infodir@/p
-/@localedir@/p
-/@mandir@/p'
-case `eval "sed -n \"\$ac_sed_dataroot\" $ac_file_inputs"` in
-*datarootdir*) ac_datarootdir_seen=yes;;
-*@datadir@*|*@docdir@*|*@infodir@*|*@localedir@*|*@mandir@*)
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&5
-$as_echo "$as_me: WARNING: $ac_file_inputs seems to ignore the --datarootdir setting" >&2;}
-_ACEOF
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-  ac_datarootdir_hack='
-  s&@datadir@&$datadir&g
-  s&@docdir@&$docdir&g
-  s&@infodir@&$infodir&g
-  s&@localedir@&$localedir&g
-  s&@mandir@&$mandir&g
-  s&\\\${datarootdir}&$datarootdir&g' ;;
-esac
+  if test x"$ac_file" != x-; then
+    { echo "$as_me:$LINENO: creating $ac_file" >&5
+echo "$as_me: creating $ac_file" >&6;}
+    rm -f "$ac_file"
+  fi
+  # Let's still pretend it is `configure' which instantiates (i.e., don't
+  # use $as_me), people would be surprised to read:
+  #    /* config.h.  Generated by config.status.  */
+  if test x"$ac_file" = x-; then
+    configure_input=
+  else
+    configure_input="$ac_file.  "
+  fi
+  configure_input=$configure_input"Generated from `echo $ac_file_in |
+				     sed 's,.*/,,'` by configure."
+
+  # First look for the input files in the build tree, otherwise in the
+  # src tree.
+  ac_file_inputs=`IFS=:
+    for f in $ac_file_in; do
+      case $f in
+      -) echo $tmp/stdin ;;
+      [\\/$]*)
+	 # Absolute (can't be DOS-style, as IFS=:)
+	 test -f "$f" || { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
+echo "$as_me: error: cannot find input file: $f" >&2;}
+   { (exit 1); exit 1; }; }
+	 echo "$f";;
+      *) # Relative
+	 if test -f "$f"; then
+	   # Build tree
+	   echo "$f"
+	 elif test -f "$srcdir/$f"; then
+	   # Source tree
+	   echo "$srcdir/$f"
+	 else
+	   # /dev/null tree
+	   { { echo "$as_me:$LINENO: error: cannot find input file: $f" >&5
+echo "$as_me: error: cannot find input file: $f" >&2;}
+   { (exit 1); exit 1; }; }
+	 fi;;
+      esac
+    done` || { (exit 1); exit 1; }
 _ACEOF
-
-# Neutralize VPATH when `$srcdir' = `.'.
-# Shell code in configure.ac might set extrasub.
-# FIXME: do we really want to maintain this feature?
-cat >>$CONFIG_STATUS <<_ACEOF || ac_write_fail=1
-ac_sed_extra="$ac_vpsub
+cat >>$CONFIG_STATUS <<_ACEOF
+  sed "$ac_vpsub
 $extrasub
 _ACEOF
-cat >>$CONFIG_STATUS <<\_ACEOF || ac_write_fail=1
+cat >>$CONFIG_STATUS <<\_ACEOF
 :t
 /@[a-zA-Z_][a-zA-Z_0-9]*@/!b
-s|@configure_input@|$ac_sed_conf_input|;t t
-s&@top_builddir@&$ac_top_builddir_sub&;t t
-s&@top_build_prefix@&$ac_top_build_prefix&;t t
-s&@srcdir@&$ac_srcdir&;t t
-s&@abs_srcdir@&$ac_abs_srcdir&;t t
-s&@top_srcdir@&$ac_top_srcdir&;t t
-s&@abs_top_srcdir@&$ac_abs_top_srcdir&;t t
-s&@builddir@&$ac_builddir&;t t
-s&@abs_builddir@&$ac_abs_builddir&;t t
-s&@abs_top_builddir@&$ac_abs_top_builddir&;t t
-$ac_datarootdir_hack
-"
-eval sed \"\$ac_sed_extra\" "$ac_file_inputs" | $AWK -f "$ac_tmp/subs.awk" \
-  >$ac_tmp/out || as_fn_error $? "could not create $ac_file" "$LINENO" 5
-
-test -z "$ac_datarootdir_hack$ac_datarootdir_seen" &&
-  { ac_out=`sed -n '/\${datarootdir}/p' "$ac_tmp/out"`; test -n "$ac_out"; } &&
-  { ac_out=`sed -n '/^[	 ]*datarootdir[	 ]*:*=/p' \
-      "$ac_tmp/out"`; test -z "$ac_out"; } &&
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: $ac_file contains a reference to the variable \`datarootdir'
-which seems to be undefined.  Please make sure it is defined" >&5
-$as_echo "$as_me: WARNING: $ac_file contains a reference to the variable \`datarootdir'
-which seems to be undefined.  Please make sure it is defined" >&2;}
-
-  rm -f "$ac_tmp/stdin"
-  case $ac_file in
-  -) cat "$ac_tmp/out" && rm -f "$ac_tmp/out";;
-  *) rm -f "$ac_file" && mv "$ac_tmp/out" "$ac_file";;
-  esac \
-  || as_fn_error $? "could not create $ac_file" "$LINENO" 5
- ;;
+s,@configure_input@,$configure_input,;t t
+s,@srcdir@,$ac_srcdir,;t t
+s,@abs_srcdir@,$ac_abs_srcdir,;t t
+s,@top_srcdir@,$ac_top_srcdir,;t t
+s,@abs_top_srcdir@,$ac_abs_top_srcdir,;t t
+s,@builddir@,$ac_builddir,;t t
+s,@abs_builddir@,$ac_abs_builddir,;t t
+s,@top_builddir@,$ac_top_builddir,;t t
+s,@abs_top_builddir@,$ac_abs_top_builddir,;t t
+" $ac_file_inputs | (eval "$ac_sed_cmds") >$tmp/out
+  rm -f $tmp/stdin
+  if test x"$ac_file" != x-; then
+    mv $tmp/out $ac_file
+  else
+    cat $tmp/out
+    rm -f $tmp/out
+  fi
 
+done
+_ACEOF
+cat >>$CONFIG_STATUS <<\_ACEOF
 
-  :C)  { $as_echo "$as_me:${as_lineno-$LINENO}: executing $ac_file commands" >&5
-$as_echo "$as_me: executing $ac_file commands" >&6;}
- ;;
-  esac
+#
+# CONFIG_COMMANDS section.
+#
+for ac_file in : $CONFIG_COMMANDS; do test "x$ac_file" = x: && continue
+  ac_dest=`echo "$ac_file" | sed 's,:.*,,'`
+  ac_source=`echo "$ac_file" | sed 's,[^:]*:,,'`
+  ac_dir=`(dirname "$ac_dest") 2>/dev/null ||
+$as_expr X"$ac_dest" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$ac_dest" : 'X\(//\)[^/]' \| \
+	 X"$ac_dest" : 'X\(//\)$' \| \
+	 X"$ac_dest" : 'X\(/\)' \| \
+	 .     : '\(.\)' 2>/dev/null ||
+echo X"$ac_dest" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+  	  /^X\(\/\/\)$/{ s//\1/; q; }
+  	  /^X\(\/\).*/{ s//\1/; q; }
+  	  s/.*/./; q'`
+  { if $as_mkdir_p; then
+    mkdir -p "$ac_dir"
+  else
+    as_dir="$ac_dir"
+    as_dirs=
+    while test ! -d "$as_dir"; do
+      as_dirs="$as_dir $as_dirs"
+      as_dir=`(dirname "$as_dir") 2>/dev/null ||
+$as_expr X"$as_dir" : 'X\(.*[^/]\)//*[^/][^/]*/*$' \| \
+	 X"$as_dir" : 'X\(//\)[^/]' \| \
+	 X"$as_dir" : 'X\(//\)$' \| \
+	 X"$as_dir" : 'X\(/\)' \| \
+	 .     : '\(.\)' 2>/dev/null ||
+echo X"$as_dir" |
+    sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
+  	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
+  	  /^X\(\/\/\)$/{ s//\1/; q; }
+  	  /^X\(\/\).*/{ s//\1/; q; }
+  	  s/.*/./; q'`
+    done
+    test ! -n "$as_dirs" || mkdir $as_dirs
+  fi || { { echo "$as_me:$LINENO: error: cannot create directory \"$ac_dir\"" >&5
+echo "$as_me: error: cannot create directory \"$ac_dir\"" >&2;}
+   { (exit 1); exit 1; }; }; }
+
+  ac_builddir=.
+
+if test "$ac_dir" != .; then
+  ac_dir_suffix=/`echo "$ac_dir" | sed 's,^\.[\\/],,'`
+  # A "../" for each directory in $ac_dir_suffix.
+  ac_top_builddir=`echo "$ac_dir_suffix" | sed 's,/[^\\/]*,../,g'`
+else
+  ac_dir_suffix= ac_top_builddir=
+fi
 
+case $srcdir in
+  .)  # No --srcdir option.  We are building in place.
+    ac_srcdir=.
+    if test -z "$ac_top_builddir"; then
+       ac_top_srcdir=.
+    else
+       ac_top_srcdir=`echo $ac_top_builddir | sed 's,/$,,'`
+    fi ;;
+  [\\/]* | ?:[\\/]* )  # Absolute path.
+    ac_srcdir=$srcdir$ac_dir_suffix;
+    ac_top_srcdir=$srcdir ;;
+  *) # Relative path.
+    ac_srcdir=$ac_top_builddir$srcdir$ac_dir_suffix
+    ac_top_srcdir=$ac_top_builddir$srcdir ;;
+esac
 
-  case $ac_file$ac_mode in
-    "Tk.framework":C) n=Tk &&
+# Do not use `cd foo && pwd` to compute absolute paths, because
+# the directories may not exist.
+case `pwd` in
+.) ac_abs_builddir="$ac_dir";;
+*)
+  case "$ac_dir" in
+  .) ac_abs_builddir=`pwd`;;
+  [\\/]* | ?:[\\/]* ) ac_abs_builddir="$ac_dir";;
+  *) ac_abs_builddir=`pwd`/"$ac_dir";;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_builddir=${ac_top_builddir}.;;
+*)
+  case ${ac_top_builddir}. in
+  .) ac_abs_top_builddir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_top_builddir=${ac_top_builddir}.;;
+  *) ac_abs_top_builddir=$ac_abs_builddir/${ac_top_builddir}.;;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_srcdir=$ac_srcdir;;
+*)
+  case $ac_srcdir in
+  .) ac_abs_srcdir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_srcdir=$ac_srcdir;;
+  *) ac_abs_srcdir=$ac_abs_builddir/$ac_srcdir;;
+  esac;;
+esac
+case $ac_abs_builddir in
+.) ac_abs_top_srcdir=$ac_top_srcdir;;
+*)
+  case $ac_top_srcdir in
+  .) ac_abs_top_srcdir=$ac_abs_builddir;;
+  [\\/]* | ?:[\\/]* ) ac_abs_top_srcdir=$ac_top_srcdir;;
+  *) ac_abs_top_srcdir=$ac_abs_builddir/$ac_top_srcdir;;
+  esac;;
+esac
+
+
+  { echo "$as_me:$LINENO: executing $ac_dest commands" >&5
+echo "$as_me: executing $ac_dest commands" >&6;}
+  case $ac_dest in
+    Tk.framework ) n=Tk &&
         f=$n.framework && v=Versions/$VERSION &&
         rm -rf $f && mkdir -p $f/$v/Resources &&
         ln -s $v/$n $v/Resources $f && ln -s ../../../$n $f/$v &&
@@ -9956,18 +12246,17 @@ $as_echo "$as_me: executing $ac_file commands" >&6;}
         if test $tk_aqua = yes; then ln -s ../../../../$n.rsrc $f/$v/Resources; fi &&
         unset n f v
      ;;
-
   esac
-done # for ac_tag
+done
+_ACEOF
 
+cat >>$CONFIG_STATUS <<\_ACEOF
 
-as_fn_exit 0
+{ (exit 0); exit 0; }
 _ACEOF
+chmod +x $CONFIG_STATUS
 ac_clean_files=$ac_clean_files_save
 
-test $ac_write_fail = 0 ||
-  as_fn_error $? "write failure creating $CONFIG_STATUS" "$LINENO" 5
-
 
 # configure is writing to config.log, and then calls config.status.
 # config.status does its own redirection, appending to config.log.
@@ -9987,11 +12276,7 @@ if test "$no_create" != yes; then
   exec 5>>config.log
   # Use ||, not &&, to avoid exiting from the if with $? = 1, which
   # would make configure fail if this is the last instruction.
-  $ac_cs_success || as_fn_exit 1
-fi
-if test -n "$ac_unrecognized_opts" && test "$enable_option_checking" != no; then
-  { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: unrecognized options: $ac_unrecognized_opts" >&5
-$as_echo "$as_me: WARNING: unrecognized options: $ac_unrecognized_opts" >&2;}
+  $ac_cs_success || { (exit 1); exit 1; }
 fi
 
 
-- 
cgit v0.12


From fabaa9a4a02eeac5385cd1693876a5f3748e6efd Mon Sep 17 00:00:00 2001
From: marc_culler <marc.culler@gmail.com>
Date: Fri, 6 Nov 2020 16:40:25 +0000
Subject: Update the man page for tk::mac::standardAboutPanel

---
 doc/tk_mac.n | 16 +++++++++++-----
 1 file changed, 11 insertions(+), 5 deletions(-)

diff --git a/doc/tk_mac.n b/doc/tk_mac.n
index 87c43aa..f42fa66 100644
--- a/doc/tk_mac.n
+++ b/doc/tk_mac.n
@@ -218,11 +218,17 @@ support.
 .TP
 \fB::tk::mac::standardAboutPanel\fR
 .
-Brings the standard Cocoa about panel to the front, with all its information
-filled in from your application bundle files (standard about panel with no
-options specified). See Apple Technote TN2179 and the AppKit documentation for
--[NSApplication orderFrontStandardAboutPanelWithOptions:] for details on the
-Info.plist keys and app bundle files used by the about panel.
+Brings the standard Cocoa about panel to the front with information filled in
+from the application bundle files. The panel displays the application icon and
+the values associated to the info.plist keys named CFBundleName,
+CFBundleShortVersionString, NSAboutPanelOptionVersion and
+NSHumanReadableCopyright.  If a file named \fICredits.html\fR or
+\fICredits.rtf\fR exists in the bundle's Resources directory then its contents
+will be displayed in a scrolling text box at the bottom of the dialog. See the
+documentation for -[NSApplication orderFrontStandardAboutPanelWithOptions:]
+for more details. A hook is also provided for a custom About dialog.  If a Tcl
+proc named tkAboutDialog is defined in the main interpreter then that
+procedure will be called instead of opening the standardAboutPanel.
 .SH "SYSTEM CONFIGURATION"
 .PP
 There are a number of additional global configuration options that control the
-- 
cgit v0.12


From d0302a7516eb49d7b73d356685cda4d964749ce0 Mon Sep 17 00:00:00 2001
From: fvogel <fvogelnew1@free.fr>
Date: Sat, 7 Nov 2020 18:13:42 +0000
Subject: Add non regression test for bug [4ebcc04dc4]

---
 tests/fontchooser.test | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/tests/fontchooser.test b/tests/fontchooser.test
index 3ec7309..f34349a 100644
--- a/tests/fontchooser.test
+++ b/tests/fontchooser.test
@@ -11,7 +11,7 @@ testConstraint failsOnUbuntuNoXft [expr {[testConstraint failsOnUbuntu] || (![ca
 
 # the following helper functions are related to the functions used
 # in winDialog.test where they are used to send messages to the win32
-# dialog (hence the wierdness).
+# dialog (hence the weirdness).
 
 proc start {cmd} {
     set ::tk_dialog {}
@@ -193,6 +193,12 @@ test fontchooser-4.4 {fontchooser -font} -constraints {scriptImpl failsOnUbuntuN
     lrange $::testfont 1 end
 } -result {14 bold}
 
+test fontchooser-5.1 {fontchooser multiple configure} -constraints {scriptImpl} -body {
+    tk fontchooser configure -title TestTitle -command foo
+    tk fontchooser configure -command bar
+    tk fontchooser configure -title
+} -result {TestTitle}
+
 # -------------------------------------------------------------------------
 
 cleanupTests
-- 
cgit v0.12


From e1bfe977169f9b112ee0a0093eafa78f788629b5 Mon Sep 17 00:00:00 2001
From: culler <culler>
Date: Mon, 9 Nov 2020 13:32:29 +0000
Subject: Fix [f9fa926666] on macOS only: crash when creating a label whose
 text is a single emoji.

---
 generic/tkGet.c        |  5 +++
 macosx/tkMacOSXColor.c | 94 ++------------------------------------------------
 xlib/xgc.c             | 32 +----------------
 3 files changed, 9 insertions(+), 122 deletions(-)

diff --git a/generic/tkGet.c b/generic/tkGet.c
index f2aed2c..989584e 100644
--- a/generic/tkGet.c
+++ b/generic/tkGet.c
@@ -694,6 +694,11 @@ TkGetDoublePixels(
     char *end;
     double d;
 
+    if (!tkwin) {
+	Tcl_SetObjResult(interp, Tcl_ObjPrintf("bad screen"));
+	Tcl_SetErrorCode(interp, "TK", "VALUE", "FRACTIONAL_PIXELS", NULL);
+	return TCL_ERROR;
+    }
     d = strtod((char *) string, &end);
     if (end == string) {
 	goto error;
diff --git a/macosx/tkMacOSXColor.c b/macosx/tkMacOSXColor.c
index 5f549b1..d3c76e5 100644
--- a/macosx/tkMacOSXColor.c
+++ b/macosx/tkMacOSXColor.c
@@ -485,89 +485,6 @@ TkSetMacColor(
 /*
  *----------------------------------------------------------------------
  *
- * TkpInitGCCache, TkpFreeGCCache, CopyCachedColor, SetCachedColor --
- *
- *	Maintain a per-GC cache of previously converted CGColorRefs
- *
- * Results:
- *	None resp. retained CGColorRef for CopyCachedColor()
- *
- * Side effects:
- *	None.
- *
- *----------------------------------------------------------------------
- */
-
-void
-TkpInitGCCache(
-    GC gc)
-{
-    bzero(TkpGetGCCache(gc), sizeof(TkpGCCache));
-}
-
-void
-TkpFreeGCCache(
-    GC gc)
-{
-    TkpGCCache *gcCache = TkpGetGCCache(gc);
-
-    if (gcCache->cachedForegroundColor) {
-	CFRelease(gcCache->cachedForegroundColor);
-    }
-    if (gcCache->cachedBackgroundColor) {
-	CFRelease(gcCache->cachedBackgroundColor);
-    }
-}
-
-static CGColorRef
-CopyCachedColor(
-    GC gc,
-    unsigned long pixel)
-{
-    TkpGCCache *gcCache = TkpGetGCCache(gc);
-    CGColorRef cgColor = NULL;
-
-    if (gcCache) {
-	if (gcCache->cachedForeground == pixel) {
-	    cgColor = gcCache->cachedForegroundColor;
-	} else if (gcCache->cachedBackground == pixel) {
-	    cgColor = gcCache->cachedBackgroundColor;
-	}
-	if (cgColor) {
-	    CFRetain(cgColor);
-	}
-    }
-    return cgColor;
-}
-
-static void
-SetCachedColor(
-    GC gc,
-    unsigned long pixel,
-    CGColorRef cgColor)
-{
-    TkpGCCache *gcCache = TkpGetGCCache(gc);
-
-    if (gcCache && cgColor) {
-	if (gc->foreground == pixel) {
-	    if (gcCache->cachedForegroundColor) {
-		CFRelease(gcCache->cachedForegroundColor);
-	    }
-	    gcCache->cachedForegroundColor = (CGColorRef) CFRetain(cgColor);
-	    gcCache->cachedForeground = pixel;
-	} else if (gc->background == pixel) {
-	    if (gcCache->cachedBackgroundColor) {
-		CFRelease(gcCache->cachedBackgroundColor);
-	    }
-	    gcCache->cachedBackgroundColor = (CGColorRef) CFRetain(cgColor);
-	    gcCache->cachedBackground = pixel;
-	}
-    }
-}
-
-/*
- *----------------------------------------------------------------------
- *
  * TkMacOSXCreateCGColor --
  *
  *	Creates a CGColorRef from a X style pixel value.
@@ -586,11 +503,8 @@ TkMacOSXCreateCGColor(
     GC gc,
     unsigned long pixel)		/* Pixel value to convert. */
 {
-    CGColorRef cgColor = CopyCachedColor(gc, pixel);
-
-    if (!cgColor && TkSetMacColor(pixel, &cgColor)) {
-	SetCachedColor(gc, pixel, cgColor);
-    }
+    CGColorRef cgColor;
+    TkSetMacColor(pixel, &cgColor);
     return cgColor;
 }
 
@@ -683,9 +597,7 @@ TkMacOSXSetColorInContext(
 		    context, kHIThemeOrientationNormal);
 	    break;
 	default:
-	    if (SetCGColorComponents(entry, pixel, &cgColor)){
-		SetCachedColor(gc, pixel, cgColor);
-	    }
+	    SetCGColorComponents(entry, pixel, &cgColor);
 	    break;
 	}
     }
diff --git a/xlib/xgc.c b/xlib/xgc.c
index c0dbe84..56753c3 100644
--- a/xlib/xgc.c
+++ b/xlib/xgc.c
@@ -16,9 +16,6 @@
 
 #if !defined(MAC_OSX_TK)
 #   include <X11/Xlib.h>
-#   define TkpInitGCCache(gc)
-#   define TkpFreeGCCache(gc)
-#   define TkpGetGCCache(gc)
 #else
 #   include <tkMacOSXInt.h>
 #   include <X11/Xlib.h>
@@ -33,10 +30,7 @@
 typedef struct {
     XGCValues gc;
     char dash[MAX_DASH_LIST_SIZE];
-#ifdef MAC_OSX_TK
-    TkpGCCache cache;
-#endif
-} XGCValuesWithCache;
+} XGCValuesWithDash;
 
 /*
  *----------------------------------------------------------------------
@@ -161,32 +155,9 @@ XCreateGC(
 	clip_mask->type = TKP_CLIP_PIXMAP;
 	clip_mask->value.pixmap = values->clip_mask;
     }
-    TkpInitGCCache(gp);
-
     return gp;
 }
 
-#ifdef MAC_OSX_TK
-/*
- *----------------------------------------------------------------------
- *
- * TkpGetGCCache --
- *
- * Results:
- *	Pointer to the TkpGCCache at the end of the GC.
- *
- * Side effects:
- *	None.
- *
- *----------------------------------------------------------------------
- */
-
-TkpGCCache*
-TkpGetGCCache(GC gc) {
-    return (gc ? &((XGCValuesWithCache *)gc)->cache : NULL);
-}
-#endif
-
 /*
  *----------------------------------------------------------------------
  *
@@ -268,7 +239,6 @@ int XFreeGC(
 
     if (gc != NULL) {
 	FreeClipMask(gc);
-	TkpFreeGCCache(gc);
 	ckfree(gc);
     }
     return Success;
-- 
cgit v0.12


From 167c8ef54e27e04346e18429ebc4688b954bf3ee Mon Sep 17 00:00:00 2001
From: marc_culler <marc.culler@gmail.com>
Date: Mon, 9 Nov 2020 14:47:48 +0000
Subject: Correct one name replacement that accidentally was omitted.

---
 xlib/xgc.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xlib/xgc.c b/xlib/xgc.c
index 56753c3..fd1083b 100644
--- a/xlib/xgc.c
+++ b/xlib/xgc.c
@@ -114,7 +114,7 @@ XCreateGC(
      * initialization.
      */
 
-    gp = (GC)ckalloc(sizeof(XGCValuesWithCache));
+    gp = (GC)ckalloc(sizeof(XGCValuesWithDash));
     if (!gp) {
 	return NULL;
     }
-- 
cgit v0.12


From 4621757eccd06843ee0a0b7b6d35f0e673ac6f25 Mon Sep 17 00:00:00 2001
From: marc_culler <marc.culler@gmail.com>
Date: Mon, 9 Nov 2020 16:06:51 +0000
Subject: Remove some more unneeded code.

---
 macosx/tkMacOSXColor.c   | 52 ++++++++++--------------------------------------
 macosx/tkMacOSXFont.c    |  3 +--
 macosx/tkMacOSXPrivate.h |  1 -
 3 files changed, 11 insertions(+), 45 deletions(-)

diff --git a/macosx/tkMacOSXColor.c b/macosx/tkMacOSXColor.c
index d3c76e5..82fc572 100644
--- a/macosx/tkMacOSXColor.c
+++ b/macosx/tkMacOSXColor.c
@@ -282,6 +282,7 @@ GetRGBA(
     if (!sRGB) {
 	sRGB = [NSColorSpace sRGBColorSpace];
     }
+
     switch (entry->type) {
     case rgbColor:
 	rgba[0] = ((pixel >> 16) & 0xff) / 255.0;
@@ -455,22 +456,21 @@ TkMacOSXInDarkMode(Tk_Window tkwin)
  *	Sets the components of a CGColorRef from an XColor pixel value.  The
  *      pixel value is used to look up the color in the system color table, and
  *      then SetCGColorComponents is called with the table entry and the pixel
- *      value.
+ *      value.  The parameter macColor should be a pointer to a CGColorRef.
  *
  * Results:
  *      Returns false if the color is not found, true otherwise.
  *
  * Side effects:
- *	The variable macColor is set to a new CGColorRef, the caller is
- *	responsible for releasing it!
+ *	The CGColorRef referenced by the variable macColor may be modified.
  *
  *----------------------------------------------------------------------
  */
 
 int
 TkSetMacColor(
-    unsigned long pixel,		/* Pixel value to convert. */
-    void *macColor)			/* CGColorRef to modify. */
+    unsigned long pixel,	/* Pixel value to convert. */
+    void *macColor)		/* CGColorRef to modify. */
 {
     CGColorRef *color = (CGColorRef*)macColor;
     SystemColorDatum *entry = GetEntryFromPixel(pixel);
@@ -485,32 +485,6 @@ TkSetMacColor(
 /*
  *----------------------------------------------------------------------
  *
- * TkMacOSXCreateCGColor --
- *
- *	Creates a CGColorRef from a X style pixel value.
- *
- * Results:
- *	Returns NULL if not a real pixel, CGColorRef otherwise.
- *
- * Side effects:
- *	None
- *
- *----------------------------------------------------------------------
- */
-
-CGColorRef
-TkMacOSXCreateCGColor(
-    GC gc,
-    unsigned long pixel)		/* Pixel value to convert. */
-{
-    CGColorRef cgColor;
-    TkSetMacColor(pixel, &cgColor);
-    return cgColor;
-}
-
-/*
- *----------------------------------------------------------------------
- *
  * TkMacOSXGetNSColor --
  *
  *	Creates an autoreleased NSColor from a X style pixel value.
@@ -530,19 +504,13 @@ TkMacOSXGetNSColor(
     GC gc,
     unsigned long pixel)		/* Pixel value to convert. */
 {
-    CGColorRef cgColor = TkMacOSXCreateCGColor(gc, pixel);
+    CGColorRef cgColor;
     NSColor *nsColor = nil;
 
-    if (cgColor) {
-	NSColorSpace *colorSpace = [[NSColorSpace alloc]
-		initWithCGColorSpace:CGColorGetColorSpace(cgColor)];
-
-	nsColor = [NSColor colorWithColorSpace:colorSpace
-		components:CGColorGetComponents(cgColor)
-		count:CGColorGetNumberOfComponents(cgColor)];
-	[colorSpace release];
-	CFRelease(cgColor);
-    }
+    TkSetMacColor(pixel, &cgColor);
+    nsColor = [NSColor colorWithColorSpace:sRGB
+		   components:CGColorGetComponents(cgColor)
+		   count:CGColorGetNumberOfComponents(cgColor)];
     return nsColor;
 }
 
diff --git a/macosx/tkMacOSXFont.c b/macosx/tkMacOSXFont.c
index 34dc8c2..37d4eab 100644
--- a/macosx/tkMacOSXFont.c
+++ b/macosx/tkMacOSXFont.c
@@ -1208,10 +1208,9 @@ TkpDrawAngledCharsInContext(
     }
 
     context = drawingContext.context;
-    fg = TkMacOSXCreateCGColor(gc, gc->foreground);
+    TkSetMacColor(gc->foreground, &fg);
     attributes = [fontPtr->nsAttributes mutableCopy];
     [attributes setObject:(id)fg forKey:(id)kCTForegroundColorAttributeName];
-    CFRelease(fg);
     nsFont = [attributes objectForKey:NSFontAttributeName];
     [nsFont setInContext:GET_NSCONTEXT(context, NO)];
     CGContextSetTextMatrix(context, CGAffineTransformIdentity);
diff --git a/macosx/tkMacOSXPrivate.h b/macosx/tkMacOSXPrivate.h
index 9617712..8e57641 100644
--- a/macosx/tkMacOSXPrivate.h
+++ b/macosx/tkMacOSXPrivate.h
@@ -269,7 +269,6 @@ MODULE_SCOPE NSImage*	TkMacOSXGetNSImageFromTkImage(Display *display,
 			    Tk_Image image, int width, int height);
 MODULE_SCOPE NSImage*	TkMacOSXGetNSImageFromBitmap(Display *display,
 			    Pixmap bitmap, GC gc, int width, int height);
-MODULE_SCOPE CGColorRef	TkMacOSXCreateCGColor(GC gc, unsigned long pixel);
 MODULE_SCOPE NSColor*	TkMacOSXGetNSColor(GC gc, unsigned long pixel);
 MODULE_SCOPE NSFont*	TkMacOSXNSFontForFont(Tk_Font tkfont);
 MODULE_SCOPE NSDictionary* TkMacOSXNSFontAttributesForFont(Tk_Font tkfont);
-- 
cgit v0.12


From 060a521ec9c5662b438ce1e23f69e5bf5d68fe4a Mon Sep 17 00:00:00 2001
From: marc_culler <marc.culler@gmail.com>
Date: Mon, 9 Nov 2020 16:56:14 +0000
Subject: Finish removing GCCache and remove some more platform specific code
 in xgc.c

---
 macosx/tkMacOSXInt.h | 15 ---------------
 xlib/xgc.c           |  9 ++-------
 2 files changed, 2 insertions(+), 22 deletions(-)

diff --git a/macosx/tkMacOSXInt.h b/macosx/tkMacOSXInt.h
index 278fcac..61771a0 100644
--- a/macosx/tkMacOSXInt.h
+++ b/macosx/tkMacOSXInt.h
@@ -117,21 +117,6 @@ typedef struct {
 MODULE_SCOPE TkMacOSXEmbedHandler *tkMacOSXEmbedHandler;
 
 /*
- * GC CGColorRef cache for tkMacOSXColor.c
- */
-
-typedef struct {
-    unsigned long cachedForeground;
-    CGColorRef cachedForegroundColor;
-    unsigned long cachedBackground;
-    CGColorRef cachedBackgroundColor;
-} TkpGCCache;
-
-MODULE_SCOPE TkpGCCache *TkpGetGCCache(GC gc);
-MODULE_SCOPE void TkpInitGCCache(GC gc);
-MODULE_SCOPE void TkpFreeGCCache(GC gc);
-
-/*
  * Undef compatibility platform types defined above.
  */
 
diff --git a/xlib/xgc.c b/xlib/xgc.c
index fd1083b..043e322 100644
--- a/xlib/xgc.c
+++ b/xlib/xgc.c
@@ -13,13 +13,8 @@
  */
 
 #include "tkInt.h"
-
-#if !defined(MAC_OSX_TK)
-#   include <X11/Xlib.h>
-#else
-#   include <tkMacOSXInt.h>
-#   include <X11/Xlib.h>
-#   include <X11/X.h>
+#include <X11/Xlib.h>
+#if defined(MAC_OSX_TK)
 #   define Cursor XCursor
 #   define Region XRegion
 #endif
-- 
cgit v0.12