merge updates from HEAD

7 files changed, 888 insertions, 596 deletions

diff --git a/ChangeLog b/ChangeLog
index 0de642b..940a799 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,8 +1,18 @@
+2007-11-15  Daniel Steffen  <das@users.sourceforge.net>
+
+	* macosx/Wish.xcodeproj/project.pbxproj: add new chanio.test.
+	* macosx/Wish.xcode/project.pbxproj:
+
+2007-11-14  Donal K. Fellows  <dkf@users.sf.net>
+
+	* library/msgs/sv.msg: Get the locale declared within the message
+	catalog correct! [Bug 1831803]
+
 2007-11-11  Benjamin Riefenstahl  <b.riefenstahl@turtle-trading.net>
 
 	* macosx/tkMacOSXFont.c (TkpMeasureCharsInContext): Fix the case when
 	TK_WHOLE_WORDS and TK_AT_LEAST_ONE are both set and maxLength is
-	small.  [Bug #1824638]
+	small. [Bug 1824638]
 
 2007-11-09  Daniel Steffen  <das@users.sourceforge.net>
 
diff --git a/library/msgs/de.msg b/library/msgs/de.msg
index cfcf1cd..39daf82 100644
--- a/library/msgs/de.msg
+++ b/library/msgs/de.msg
@@ -17,7 +17,7 @@ namespace eval ::tk {
     ::msgcat::mcset de "Details >>"
     ::msgcat::mcset de "Directory \"%1\$s\" does not exist." "Das Verzeichnis \"%1\$s\" existiert nicht."
     ::msgcat::mcset de "&Directory:" "&Verzeichnis:"
-    ::msgcat::mcset de "&Edit" "&Bearbieten"
+    ::msgcat::mcset de "&Edit" "&Bearbeiten"
     ::msgcat::mcset de "Error: %1\$s" "Fehler: %1\$s"
     ::msgcat::mcset de "E&xit" "&Ende"
     ::msgcat::mcset de "&File" "&Datei"
diff --git a/library/msgs/sv.msg b/library/msgs/sv.msg
index 505de88..14ce14d 100644
--- a/library/msgs/sv.msg
+++ b/library/msgs/sv.msg
@@ -1,74 +1,74 @@
 namespace eval ::tk {
-    ::msgcat::mcset de "&Abort" "&Avsluta"
-    ::msgcat::mcset de "&About..." "&Om..."
-    ::msgcat::mcset de "All Files" "Samtliga filer"
-    ::msgcat::mcset de "Application Error" "Programfel"
-    ::msgcat::mcset de "&Blue" "&Bl\u00e5"
-    ::msgcat::mcset de "&Cancel" "&Avbryt"
-    ::msgcat::mcset de "Cannot change to the directory \"%1\$s\".\nPermission denied." "Kan ej n\u00e5 mappen \"%1\$s\".\nSaknar r\u00e4ttigheter."
-    ::msgcat::mcset de "Choose Directory" "V\u00e4lj mapp"
-    ::msgcat::mcset de "&Clear" "&Radera"
-    ::msgcat::mcset de "&Clear Console" "&Radera konsollen"
-    ::msgcat::mcset de "Color" "F\u00e4rg"
-    ::msgcat::mcset de "Console" "Konsoll"
-    ::msgcat::mcset de "&Copy" "&Kopiera"
-    ::msgcat::mcset de "Cu&t" "Klipp u&t"
-    ::msgcat::mcset de "&Delete" "&Radera"
-    ::msgcat::mcset de "Details >>" "Detaljer >>"
-    ::msgcat::mcset de "Directory \"%1\$s\" does not exist." "Mappen \"%1\$s\" finns ej."
-    ::msgcat::mcset de "&Directory:" "&Mapp:"
-    ::msgcat::mcset de "&Edit" "R&edigera"
-    ::msgcat::mcset de "Error: %1\$s" "Fel: %1\$s"
-    ::msgcat::mcset de "E&xit" "&Avsluta"
-    ::msgcat::mcset de "&File" "&Fil"
-    ::msgcat::mcset de "File \"%1\$s\" already exists.\nDo you want to overwrite it?" "Filen \"%1\$s\" finns redan.\nVill du skriva \u00f6ver den?"
-    ::msgcat::mcset de "File \"%1\$s\" already exists.\n\n" "Filen \"%1\$s\" finns redan.\n\n"
-    ::msgcat::mcset de "File \"%1\$s\" does not exist." "Filen \"%1\$s\" finns ej."
-    ::msgcat::mcset de "File &name:" "Fil&namn:"
-    ::msgcat::mcset de "File &names:" "Fil&namn:"
-    ::msgcat::mcset de "Files of &type:" "Filer av &typ:"
-    ::msgcat::mcset de "Fi&les:" "Fi&ler:"
-    ::msgcat::mcset de "&Filter"
-    ::msgcat::mcset de "Fil&ter:"
-    ::msgcat::mcset de "&Green" "&Gr\u00f6n"
-    ::msgcat::mcset de "&Help" "&Hj\u00e4lp"
-    ::msgcat::mcset de "Hi" "Hej"
-    ::msgcat::mcset de "&Hide Console" "&G\u00f6m konsollen"
-    ::msgcat::mcset de "&Ignore" "&Ignorera"
-    ::msgcat::mcset de "Invalid file name \"%1\$s\"." "Ogiltigt filnamn \"%1\$s\"."
-    ::msgcat::mcset de "Log Files" "Loggfiler"
-    ::msgcat::mcset de "&No" "&Nej"
-    ::msgcat::mcset de "OK"
-    ::msgcat::mcset de "Ok"
-    ::msgcat::mcset de "Open" "\u00d6ppna"
-    ::msgcat::mcset de "&Open" "&\u00d6ppna"
-    ::msgcat::mcset de "Open Multiple Files" "\u00d6ppna flera filer"
-    ::msgcat::mcset de "P&aste" "&Klistra in"
-    ::msgcat::mcset de "&Quit" "&Avsluta"
-    ::msgcat::mcset de "&Red" "&R\u00f6d"
-    ::msgcat::mcset de "Replace existing file?" "Ers\u00e4tt existerande fil?"
-    ::msgcat::mcset de "&Retry" "&F\u00f6rs\u00f6k igen"
-    ::msgcat::mcset de "&Save" "&Spara"
-    ::msgcat::mcset de "Save As" "Spara som"
-    ::msgcat::mcset de "Save To Log" "Spara till logg"
-    ::msgcat::mcset de "Select Log File" "V\u00e4lj loggfil"
-    ::msgcat::mcset de "Select a file to source" "V\u00e4lj k\u00e4llfil"
-    ::msgcat::mcset de "&Selection:" "&Val:"
-    ::msgcat::mcset de "Skip Messages" "Hoppa \u00f6ver meddelanden"
-    ::msgcat::mcset de "&Source..." "&K\u00e4lla..."
-    ::msgcat::mcset de "Tcl Scripts" "Tcl skript"
-    ::msgcat::mcset de "Tcl for Windows" "Tcl f\u00f6r Windows"
-    ::msgcat::mcset de "Text Files" "Textfiler"
-    ::msgcat::mcset de "&Yes" "&Ja"
-    ::msgcat::mcset de "abort" "avbryt"
-    ::msgcat::mcset de "blue" "bl\u00e5"
-    ::msgcat::mcset de "cancel" "avbryt"
-    ::msgcat::mcset de "extension" "utvidgning"
-    ::msgcat::mcset de "extensions" "utvidgningar"
-    ::msgcat::mcset de "green" "gr\u00f6n"
-    ::msgcat::mcset de "ignore" "ignorera"
-    ::msgcat::mcset de "ok"
-    ::msgcat::mcset de "red" "r\u00f6d"
-    ::msgcat::mcset de "retry" "f\u00f6rs\u00f6k igen"
-    ::msgcat::mcset de "yes" "ja"
+    ::msgcat::mcset sv "&Abort" "&Avsluta"
+    ::msgcat::mcset sv "&About..." "&Om..."
+    ::msgcat::mcset sv "All Files" "Samtliga filer"
+    ::msgcat::mcset sv "Application Error" "Programfel"
+    ::msgcat::mcset sv "&Blue" "&Bl\u00e5"
+    ::msgcat::mcset sv "&Cancel" "&Avbryt"
+    ::msgcat::mcset sv "Cannot change to the directory \"%1\$s\".\nPermission denied." "Kan ej n\u00e5 mappen \"%1\$s\".\nSaknar r\u00e4ttigheter."
+    ::msgcat::mcset sv "Choose Directory" "V\u00e4lj mapp"
+    ::msgcat::mcset sv "&Clear" "&Radera"
+    ::msgcat::mcset sv "&Clear Console" "&Radera konsollen"
+    ::msgcat::mcset sv "Color" "F\u00e4rg"
+    ::msgcat::mcset sv "Console" "Konsoll"
+    ::msgcat::mcset sv "&Copy" "&Kopiera"
+    ::msgcat::mcset sv "Cu&t" "Klipp u&t"
+    ::msgcat::mcset sv "&Delete" "&Radera"
+    ::msgcat::mcset sv "Details >>" "Detaljer >>"
+    ::msgcat::mcset sv "Directory \"%1\$s\" does not exist." "Mappen \"%1\$s\" finns ej."
+    ::msgcat::mcset sv "&Directory:" "&Mapp:"
+    ::msgcat::mcset sv "&Edit" "R&edigera"
+    ::msgcat::mcset sv "Error: %1\$s" "Fel: %1\$s"
+    ::msgcat::mcset sv "E&xit" "&Avsluta"
+    ::msgcat::mcset sv "&File" "&Fil"
+    ::msgcat::mcset sv "File \"%1\$s\" already exists.\nDo you want to overwrite it?" "Filen \"%1\$s\" finns redan.\nVill du skriva \u00f6ver den?"
+    ::msgcat::mcset sv "File \"%1\$s\" already exists.\n\n" "Filen \"%1\$s\" finns redan.\n\n"
+    ::msgcat::mcset sv "File \"%1\$s\" does not exist." "Filen \"%1\$s\" finns ej."
+    ::msgcat::mcset sv "File &name:" "Fil&namn:"
+    ::msgcat::mcset sv "File &names:" "Fil&namn:"
+    ::msgcat::mcset sv "Files of &type:" "Filer av &typ:"
+    ::msgcat::mcset sv "Fi&les:" "Fi&ler:"
+    ::msgcat::mcset sv "&Filter"
+    ::msgcat::mcset sv "Fil&ter:"
+    ::msgcat::mcset sv "&Green" "&Gr\u00f6n"
+    ::msgcat::mcset sv "&Help" "&Hj\u00e4lp"
+    ::msgcat::mcset sv "Hi" "Hej"
+    ::msgcat::mcset sv "&Hide Console" "&G\u00f6m konsollen"
+    ::msgcat::mcset sv "&Ignore" "&Ignorera"
+    ::msgcat::mcset sv "Invalid file name \"%1\$s\"." "Ogiltigt filnamn \"%1\$s\"."
+    ::msgcat::mcset sv "Log Files" "Loggfiler"
+    ::msgcat::mcset sv "&No" "&Nej"
+    ::msgcat::mcset sv "OK"
+    ::msgcat::mcset sv "Ok"
+    ::msgcat::mcset sv "Open" "\u00d6ppna"
+    ::msgcat::mcset sv "&Open" "&\u00d6ppna"
+    ::msgcat::mcset sv "Open Multiple Files" "\u00d6ppna flera filer"
+    ::msgcat::mcset sv "P&aste" "&Klistra in"
+    ::msgcat::mcset sv "&Quit" "&Avsluta"
+    ::msgcat::mcset sv "&Red" "&R\u00f6d"
+    ::msgcat::mcset sv "Replace existing file?" "Ers\u00e4tt existerande fil?"
+    ::msgcat::mcset sv "&Retry" "&F\u00f6rs\u00f6k igen"
+    ::msgcat::mcset sv "&Save" "&Spara"
+    ::msgcat::mcset sv "Save As" "Spara som"
+    ::msgcat::mcset sv "Save To Log" "Spara till logg"
+    ::msgcat::mcset sv "Select Log File" "V\u00e4lj loggfil"
+    ::msgcat::mcset sv "Select a file to source" "V\u00e4lj k\u00e4llfil"
+    ::msgcat::mcset sv "&Selection:" "&Val:"
+    ::msgcat::mcset sv "Skip Messages" "Hoppa \u00f6ver meddelanden"
+    ::msgcat::mcset sv "&Source..." "&K\u00e4lla..."
+    ::msgcat::mcset sv "Tcl Scripts" "Tcl skript"
+    ::msgcat::mcset sv "Tcl for Windows" "Tcl f\u00f6r Windows"
+    ::msgcat::mcset sv "Text Files" "Textfiler"
+    ::msgcat::mcset sv "&Yes" "&Ja"
+    ::msgcat::mcset sv "abort" "avbryt"
+    ::msgcat::mcset sv "blue" "bl\u00e5"
+    ::msgcat::mcset sv "cancel" "avbryt"
+    ::msgcat::mcset sv "extension" "utvidgning"
+    ::msgcat::mcset sv "extensions" "utvidgningar"
+    ::msgcat::mcset sv "green" "gr\u00f6n"
+    ::msgcat::mcset sv "ignore" "ignorera"
+    ::msgcat::mcset sv "ok"
+    ::msgcat::mcset sv "red" "r\u00f6d"
+    ::msgcat::mcset sv "retry" "f\u00f6rs\u00f6k igen"
+    ::msgcat::mcset sv "yes" "ja"
 }
diff --git a/macosx/Wish.xcode/project.pbxproj b/macosx/Wish.xcode/project.pbxproj
index 692a125..4737c43 100644
--- a/macosx/Wish.xcode/project.pbxproj
+++ b/macosx/Wish.xcode/project.pbxproj
@@ -604,7 +604,7 @@
 		F936FCDA0CCD984600716967 /* ttknote.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = ttknote.tcl; sourceTree = "<group>"; };
 		F936FCDB0CCD984600716967 /* combo.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = combo.tcl; sourceTree = "<group>"; };
 		F93E5EFD09CF8711008FA367 /* tkMacOSXFont.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = tkMacOSXFont.h; sourceTree = "<group>"; };
-		F95FAFF90B34F1130072E431 /* macOSXLoad.test */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = macOSXLoad.test; sourceTree = "<group>"; };
+		F95FAFF90B34F1130072E431 /* macOSXLoad.test */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = macOSXLoad.test; sourceTree = "<group>"; };
 		F966BA0408F27A37005CB29B /* error.xbm */ = {isa = PBXFileReference; explicitFileType = sourcecode.c.h; fileEncoding = 4; path = error.xbm; sourceTree = "<group>"; };
 		F966BA0508F27A37005CB29B /* gray12.xbm */ = {isa = PBXFileReference; explicitFileType = sourcecode.c.h; fileEncoding = 4; path = gray12.xbm; sourceTree = "<group>"; };
 		F966BA0608F27A37005CB29B /* gray25.xbm */ = {isa = PBXFileReference; explicitFileType = sourcecode.c.h; fileEncoding = 4; path = gray25.xbm; sourceTree = "<group>"; };
@@ -2036,6 +2036,7 @@
 		F9A3082D08F2D4AB00BAE1AB /* Tk.framework */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = wrapper.framework; path = Tk.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		F9A3084B08F2D4CE00BAE1AB /* Wish.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Wish.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		F9A3084E08F2D4F400BAE1AB /* Tcl.framework */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = wrapper.framework; path = Tcl.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		F9A493240CEBF38300B78AE2 /* chanio.test */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = chanio.test; sourceTree = "<group>"; };
 		F9D1360A0CDC252C00DBE0B5 /* mclist.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = mclist.tcl; sourceTree = "<group>"; };
 		F9ECB1120B26521500A28025 /* pkgIndex.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = pkgIndex.tcl; sourceTree = "<group>"; };
 		F9ECB1130B26521500A28025 /* platform.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = platform.tcl; sourceTree = "<group>"; };
@@ -2092,7 +2093,7 @@
 				F966C06F08F281DC005CB29B /* Frameworks */,
 				1AB674ADFE9D54B511CA2CBB /* Products */,
 			);
-			comments = "Copyright (c) 2004-2007 Daniel A. Steffen <das@users.sourceforge.net>\n\nSee the file \"license.terms\" for information on usage and redistribution of\nthis file, and for a DISCLAIMER OF ALL WARRANTIES.\n\nRCS: @(#) $Id: project.pbxproj,v 1.13.2.6 2007/11/05 14:24:19 dgp Exp $\n";
+			comments = "Copyright (c) 2004-2007 Daniel A. Steffen <das@users.sourceforge.net>\n\nSee the file \"license.terms\" for information on usage and redistribution of\nthis file, and for a DISCLAIMER OF ALL WARRANTIES.\n\nRCS: @(#) $Id: project.pbxproj,v 1.13.2.7 2007/11/16 07:14:35 dgp Exp $\n";
 			name = Wish;
 			path = .;
 			sourceTree = SOURCE_ROOT;
@@ -3567,6 +3568,7 @@
 				F96D434C08F272B5004A47F5 /* binary.test */,
 				F96D434D08F272B5004A47F5 /* case.test */,
 				F96D434E08F272B5004A47F5 /* chan.test */,
+				F9A493240CEBF38300B78AE2 /* chanio.test */,
 				F96D434F08F272B5004A47F5 /* clock.test */,
 				F96D435008F272B5004A47F5 /* cmdAH.test */,
 				F96D435108F272B5004A47F5 /* cmdIL.test */,
diff --git a/macosx/Wish.xcodeproj/project.pbxproj b/macosx/Wish.xcodeproj/project.pbxproj
index 75fe426..b2477bb 100644
--- a/macosx/Wish.xcodeproj/project.pbxproj
+++ b/macosx/Wish.xcodeproj/project.pbxproj
@@ -606,7 +606,7 @@
 		F936FCDA0CCD984600716967 /* ttknote.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = ttknote.tcl; sourceTree = "<group>"; };
 		F936FCDB0CCD984600716967 /* combo.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = combo.tcl; sourceTree = "<group>"; };
 		F93E5EFD09CF8711008FA367 /* tkMacOSXFont.h */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.c.h; path = tkMacOSXFont.h; sourceTree = "<group>"; };
-		F95FAFF90B34F1130072E431 /* macOSXLoad.test */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = text; path = macOSXLoad.test; sourceTree = "<group>"; };
+		F95FAFF90B34F1130072E431 /* macOSXLoad.test */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = macOSXLoad.test; sourceTree = "<group>"; };
 		F966BA0408F27A37005CB29B /* error.xbm */ = {isa = PBXFileReference; explicitFileType = sourcecode.c.h; fileEncoding = 4; path = error.xbm; sourceTree = "<group>"; };
 		F966BA0508F27A37005CB29B /* gray12.xbm */ = {isa = PBXFileReference; explicitFileType = sourcecode.c.h; fileEncoding = 4; path = gray12.xbm; sourceTree = "<group>"; };
 		F966BA0608F27A37005CB29B /* gray25.xbm */ = {isa = PBXFileReference; explicitFileType = sourcecode.c.h; fileEncoding = 4; path = gray25.xbm; sourceTree = "<group>"; };
@@ -2038,6 +2038,7 @@
 		F9A3082D08F2D4AB00BAE1AB /* Tk.framework */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = wrapper.framework; path = Tk.framework; sourceTree = BUILT_PRODUCTS_DIR; };
 		F9A3084B08F2D4CE00BAE1AB /* Wish.app */ = {isa = PBXFileReference; explicitFileType = wrapper.application; includeInIndex = 0; path = Wish.app; sourceTree = BUILT_PRODUCTS_DIR; };
 		F9A3084E08F2D4F400BAE1AB /* Tcl.framework */ = {isa = PBXFileReference; includeInIndex = 0; lastKnownFileType = wrapper.framework; path = Tcl.framework; sourceTree = BUILT_PRODUCTS_DIR; };
+		F9A493240CEBF38300B78AE2 /* chanio.test */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = chanio.test; sourceTree = "<group>"; };
 		F9D1360A0CDC252C00DBE0B5 /* mclist.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = mclist.tcl; sourceTree = "<group>"; };
 		F9ECB1120B26521500A28025 /* pkgIndex.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = pkgIndex.tcl; sourceTree = "<group>"; };
 		F9ECB1130B26521500A28025 /* platform.tcl */ = {isa = PBXFileReference; explicitFileType = text.script; fileEncoding = 4; path = platform.tcl; sourceTree = "<group>"; };
@@ -2095,7 +2096,7 @@
 				F966C06F08F281DC005CB29B /* Frameworks */,
 				1AB674ADFE9D54B511CA2CBB /* Products */,
 			);
-			comments = "Copyright (c) 2004-2007 Daniel A. Steffen <das@users.sourceforge.net>\n\nSee the file \"license.terms\" for information on usage and redistribution of\nthis file, and for a DISCLAIMER OF ALL WARRANTIES.\n\nRCS: @(#) $Id: project.pbxproj,v 1.21.2.10 2007/11/05 14:24:19 dgp Exp $\n";
+			comments = "Copyright (c) 2004-2007 Daniel A. Steffen <das@users.sourceforge.net>\n\nSee the file \"license.terms\" for information on usage and redistribution of\nthis file, and for a DISCLAIMER OF ALL WARRANTIES.\n\nRCS: @(#) $Id: project.pbxproj,v 1.21.2.11 2007/11/16 07:14:38 dgp Exp $\n";
 			name = Wish;
 			path = .;
 			sourceTree = SOURCE_ROOT;
@@ -3571,6 +3572,7 @@
 				F96D434C08F272B5004A47F5 /* binary.test */,
 				F96D434D08F272B5004A47F5 /* case.test */,
 				F96D434E08F272B5004A47F5 /* chan.test */,
+				F9A493240CEBF38300B78AE2 /* chanio.test */,
 				F96D434F08F272B5004A47F5 /* clock.test */,
 				F96D435008F272B5004A47F5 /* cmdAH.test */,
 				F96D435108F272B5004A47F5 /* cmdIL.test */,
diff --git a/unix/configure b/unix/configure
index d3565ff..4d45e0f 100755
--- a/unix/configure
+++ b/unix/configure
@@ -856,6 +856,7 @@ Optional Features:
   --enable-shared         build and link with shared libraries (default: on)
   --enable-64bit          enable 64bit support (default: off)
   --enable-64bit-vis      enable 64bit Sparc VIS support (default: off)
+  --disable-rpath         disable rpath support (default: on)
   --enable-corefoundation use CoreFoundation API on MacOSX (default: on)
   --enable-load           allow dynamic loading and "load" command (default:
                           on)
@@ -4618,11 +4619,11 @@ else
 fi;
     echo "$as_me:$LINENO: result: $do64bitVIS" >&5
 echo "${ECHO_T}$do64bitVIS" >&6
-
+    # Force 64bit on with VIS
     if test "$do64bitVIS" = "yes"; then
-	# Force 64bit on with VIS
-	do64bit=yes
-    fi
+  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.
@@ -4688,11 +4689,28 @@ 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
 
+
 cat >>confdefs.h <<\_ACEOF
 #define MODULE_SCOPE extern __attribute__((__visibility__("hidden")))
 _ACEOF
 
-    fi
+
+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
+else
+  doRpath=yes
+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.
@@ -4824,11 +4842,14 @@ fi
     TCL_LIB_VERSIONS_OK=ok
     CFLAGS_DEBUG=-g
     CFLAGS_OPTIMIZE=-O
-    if test "$GCC" = "yes" ; then
+    if test "$GCC" = yes; then
+
 	CFLAGS_WARNING="-Wall -Wno-implicit-int"
-    else
-	CFLAGS_WARNING=""
-    fi
+
+else
+  CFLAGS_WARNING=""
+fi
+
     TCL_NEEDS_EXP_FILE=0
     TCL_BUILD_EXP_FILE=""
     TCL_EXP_FILE=""
@@ -4867,18 +4888,22 @@ else
 echo "${ECHO_T}no" >&6
 fi
 
-    if test "${AR}" = "" ; then
+    if test "${AR}" = ""; then
+
 	{ { echo "$as_me:$LINENO: error: Required archive tool 'ar' not found on PATH." >&5
 echo "$as_me: error: Required archive tool 'ar' not found on PATH." >&2;}
    { (exit 1); exit 1; }; }
-    fi
+
+fi
+
     STLIB_LD='${AR} cr'
     LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH"
     PLAT_OBJS=""
     PLAT_SRCS=""
     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
 		    *_r)
@@ -4890,7 +4915,9 @@ echo "$as_me: error: Required archive tool 'ar' not found on PATH." >&2;}
 		esac
 		echo "$as_me:$LINENO: result: Using $CC for compiling with threads" >&5
 echo "${ECHO_T}Using $CC for compiling with threads" >&6
-	    fi
+
+fi
+
 	    LIBS="$LIBS -lc"
 	    SHLIB_CFLAGS=""
 	    # Note: need the LIBS below, otherwise Tk won't find Tcl's
@@ -4902,47 +4929,69 @@ echo "${ECHO_T}Using $CC for compiling with threads" >&6
 	    LD_LIBRARY_PATH_VAR="LIBPATH"
 
 	    # Check to enable 64-bit flags for compiler/linker on AIX 4+
-	    if test "$do64bit" = "yes" -a "`uname -v`" -gt "3" ; then
-		if test "$GCC" = "yes" ; then
+	    if test "$do64bit" = yes -a "`uname -v`" -gt 3; then
+
+		if test "$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 $system" >&2;}
-		else
+
+else
+
 		    do64bit_ok=yes
 		    CFLAGS="$CFLAGS -q64"
 		    LDFLAGS_ARCH="-q64"
 		    RANLIB="${RANLIB} -X64"
 		    AR="${AR} -X64"
 		    SHLIB_LD_FLAGS="-b64"
-		fi
-	    fi
 
-	    if test "`uname -m`" = "ia64" ; then
+fi
+
+
+fi
+
+
+	    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,${LIB_RUNTIME_DIR}'
-		else
+
+else
+
 		    CC_SEARCH_FLAGS='-R${LIB_RUNTIME_DIR}'
-		fi
+
+fi
+
 		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
-	    else
-		if test "$GCC" = "yes" ; then
-		    SHLIB_LD='${CC} -shared'
-		else
+
+else
+
+		if test "$GCC" = yes; then
+  SHLIB_LD='${CC} -shared'
+else
+
 		    SHLIB_LD="/bin/ld -bhalt:4 -bM:SRE -bE:lib.exp -H512 -T512 -bnoentry"
-		fi
+
+fi
+
 		SHLIB_LD="${TCL_SRC_DIR}/unix/ldAix ${SHLIB_LD} ${SHLIB_LD_FLAGS}"
 		DL_LIBS="-ldl"
 		CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 		TCL_NEEDS_EXP_FILE=1
 		TCL_EXPORT_FILE_SUFFIX='${VERSION}.exp'
-	    fi
+
+fi
+
 
 	    # AIX v<=4.1 has some different flags than 4.2+
-	    if test "$system" = "AIX-4.1" -o "`uname -v`" -lt "4" ; then
+	    if test "$system" = "AIX-4.1" -o "`uname -v`" -lt 4; then
+
 		case $LIBOBJS in
     "tclLoadAix.$ac_objext"   | \
   *" tclLoadAix.$ac_objext"   | \
@@ -4952,7 +5001,9 @@ echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
 esac
 
 		DL_LIBS="-lld"
-	    fi
+
+fi
+
 
 	    # On AIX <=v4 systems, libbsd.a has to be linked in to support
 	    # non-blocking file IO.  This library has to be linked in after
@@ -5037,13 +5088,16 @@ else
 fi
 
 	    if test $libbsd = yes; then
+
 	    	MATH_LIBS="$MATH_LIBS -lbsd"
 
 cat >>confdefs.h <<\_ACEOF
 #define USE_DELTA_FOR_TZ 1
 _ACEOF
 
-	    fi
+
+fi
+
 	    ;;
 	BeOS*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -5172,11 +5226,16 @@ _ACEOF
 
 	    LIBS="$LIBS -lxnet"               # Use the XOPEN network library
 
-	    if test "`uname -m`" = "ia64" ; then
+	    if test "`uname -m`" = ia64; then
+
 		SHLIB_SUFFIX=".so"
-	    else
+
+else
+
 		SHLIB_SUFFIX=".sl"
-	    fi
+
+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
@@ -5248,6 +5307,7 @@ else
 fi
 
 	    if test "$tcl_ok" = yes; then
+
 		SHLIB_CFLAGS="+z"
 		SHLIB_LD="ld -b"
 		SHLIB_LD_LIBS='${LIBS}'
@@ -5257,27 +5317,37 @@ fi
 		CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.'
 		LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.'
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
-	    fi
-	    if test "$GCC" = "yes" ; then
+
+fi
+
+	    if test "$GCC" = yes; then
+
 		SHLIB_LD='${CC} -shared'
 		SHLIB_LD_LIBS='${LIBS}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    fi
+
+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 "$do64bit" = "yes" ; then
-		if test "$GCC" = "yes" ; then
-		    hpux_arch=`${CC} -dumpmachine`
-		    case $hpux_arch in
+	    if test "$do64bit" = "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='${CC} -shared'
 			    SHLIB_LD_LIBS='${LIBS}'
-			    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+			    if test $doRpath = yes; then
+
+				CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+fi
+
 			    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 			    ;;
 			*)
@@ -5285,13 +5355,18 @@ fi
 echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
 			    ;;
 		    esac
-		else
+
+else
+
 		    do64bit_ok=yes
 		    CFLAGS="$CFLAGS +DD64"
 		    LDFLAGS_ARCH="+DD64"
-		fi
-	    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
@@ -5365,6 +5440,7 @@ else
 fi
 
 	    if test "$tcl_ok" = yes; then
+
 		SHLIB_CFLAGS="+z"
 		SHLIB_LD="ld -b"
 		SHLIB_LD_LIBS=""
@@ -5374,8 +5450,9 @@ fi
 		CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.'
 		LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.'
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
-	    fi
-	    ;;
+
+fi
+ ;;
 	IRIX-5.*)
 	    SHLIB_CFLAGS=""
 	    SHLIB_LD="ld -shared -rdata_shared"
@@ -5383,8 +5460,12 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes; then
+
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+fi
+
 	    ;;
 	IRIX-6.*)
 	    SHLIB_CFLAGS=""
@@ -5393,12 +5474,19 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
-	    if test "$GCC" = "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
+
 		CFLAGS="$CFLAGS -mabi=n32"
 		LDFLAGS="$LDFLAGS -mabi=n32"
-	    else
+
+else
+
 		case $system in
 		    IRIX-6.3)
 			# Use to build 6.2 compatible binaries on 6.3.
@@ -5409,7 +5497,9 @@ fi
 			;;
 		esac
 		LDFLAGS="$LDFLAGS -n32"
-	    fi
+
+fi
+
 	    ;;
 	IRIX64-6.*)
 	    SHLIB_CFLAGS=""
@@ -5418,22 +5508,34 @@ fi
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    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 "$do64bit" = "yes" ; then
-	        if test "$GCC" = "yes" ; then
+	    if test "$do64bit" = yes; then
+
+	        if test "$GCC" = yes; then
+
 	            { echo "$as_me:$LINENO: WARNING: 64bit mode not supported by gcc" >&5
 echo "$as_me: WARNING: 64bit mode not supported by gcc" >&2;}
-	        else
+
+else
+
 	            do64bit_ok=yes
 	            SHLIB_LD="ld -64 -shared -rdata_shared"
 	            CFLAGS="$CFLAGS -64"
 	            LDFLAGS_ARCH="-64"
-	        fi
-	    fi
+
+fi
+
+
+fi
+
 	    ;;
 	Linux*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -5450,12 +5552,18 @@ echo "$as_me: WARNING: 64bit mode not supported by gcc" >&2;}
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
 	    LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes; then
+
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+fi
+
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    if test "`uname -m`" = "alpha" ; then
-		CFLAGS="$CFLAGS -mieee"
-	    fi
+	    if test "`uname -m`" = "alpha"; then
+  CFLAGS="$CFLAGS -mieee"
+fi
+
 	    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
@@ -5515,21 +5623,26 @@ fi
 echo "$as_me:$LINENO: result: $tcl_cv_cc_m64" >&5
 echo "${ECHO_T}$tcl_cv_cc_m64" >&6
 		if test $tcl_cv_cc_m64 = yes; then
+
 		    CFLAGS="$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
+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"${USE_COMPAT}" != x ; then
-	        CFLAGS="$CFLAGS -fno-inline"
-	    fi
+
+	    if test x"${USE_COMPAT}" != x; then
+  CFLAGS="$CFLAGS -fno-inline"
+fi
+
 
 	    # XIM peeking works under XFree86.
 
@@ -5550,9 +5663,10 @@ _ACEOF
 	    LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
-	    if test "`uname -m`" = "alpha" ; then
-		CFLAGS="$CFLAGS -mieee"
-	    fi
+	    if test "`uname -m`" = "alpha"; then
+  CFLAGS="$CFLAGS -mieee"
+fi
+
 	    ;;
 	Lynx*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -5563,8 +5677,12 @@ _ACEOF
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-mshared -ldl"
 	    LD_FLAGS="-Wl,--export-dynamic"
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes; then
+
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+fi
+
 	    ;;
 	MP-RAS-02*)
 	    SHLIB_CFLAGS="-K PIC"
@@ -5594,8 +5712,12 @@ _ACEOF
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    if test $doRpath = yes; then
+
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+fi
+
 	    echo "$as_me:$LINENO: checking for ELF" >&5
 echo $ECHO_N "checking for ELF... $ECHO_C" >&6
 if test "${tcl_cv_ld_elf+set}" = set; then
@@ -5626,10 +5748,15 @@ fi
 echo "$as_me:$LINENO: result: $tcl_cv_ld_elf" >&5
 echo "${ECHO_T}$tcl_cv_ld_elf" >&6
 	    if test $tcl_cv_ld_elf = yes; then
+
 		SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so'
-	    else
+
+else
+
 		SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0'
-	    fi
+
+fi
+
 
 	    # Ancient FreeBSD doesn't handle version numbers with dots.
 
@@ -5643,7 +5770,11 @@ echo "${ECHO_T}$tcl_cv_ld_elf" >&6
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    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.1.0'
 	    echo "$as_me:$LINENO: checking for ELF" >&5
@@ -5676,10 +5807,13 @@ fi
 echo "$as_me:$LINENO: result: $tcl_cv_ld_elf" >&5
 echo "${ECHO_T}$tcl_cv_ld_elf" >&6
 	    if test $tcl_cv_ld_elf = yes; then
+
 		LDFLAGS=-Wl,-export-dynamic
-	    else
-		LDFLAGS=""
-	    fi
+
+else
+  LDFLAGS=""
+fi
+
 
 	    # OpenBSD doesn't do version numbers with dots.
 	    UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a'
@@ -5695,14 +5829,21 @@ echo "${ECHO_T}$tcl_cv_ld_elf" >&6
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
 	    LDFLAGS="$LDFLAGS -export-dynamic"
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    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 $LIBS | sed s/-pthread//`
 		CFLAGS="$CFLAGS -pthread"
 	    	LDFLAGS="$LDFLAGS -pthread"
-	    fi
+
+fi
+
 	    case $system in
 	    FreeBSD-3.*)
 	    	# FreeBSD-3 doesn't handle version numbers with dots.
@@ -5725,6 +5866,7 @@ echo "${ECHO_T}$tcl_cv_ld_elf" >&6
 		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \
 		if (!($i~/^(isysroot|mmacosx-version-min)/)) print "-"$i}'`"
 	    if test $do64bit = yes; then
+
 		case `arch` in
 		    ppc)
 			echo "$as_me:$LINENO: checking if compiler accepts -arch ppc64 flag" >&5
@@ -5786,9 +5928,12 @@ fi
 echo "$as_me:$LINENO: result: $tcl_cv_cc_arch_ppc64" >&5
 echo "${ECHO_T}$tcl_cv_cc_arch_ppc64" >&6
 			if test $tcl_cv_cc_arch_ppc64 = yes; then
+
 			    CFLAGS="$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... $ECHO_C" >&6
@@ -5849,19 +5994,29 @@ fi
 echo "$as_me:$LINENO: result: $tcl_cv_cc_arch_x86_64" >&5
 echo "${ECHO_T}$tcl_cv_cc_arch_x86_64" >&6
 			if test $tcl_cv_cc_arch_x86_64 = yes; then
+
 			    CFLAGS="$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 "$as_me: WARNING: Don't know how enable 64-bit on architecture \`arch\`" >&2;};;
 		esac
-	    else
+
+else
+
 		# Check for combined 32-bit and 64-bit fat build
-		echo "$CFLAGS " | grep -E -q -- '-arch (ppc64|x86_64) ' && \
-		    echo "$CFLAGS " | grep -E -q -- '-arch (ppc|i386) ' && \
+		if echo "$CFLAGS " |grep -E -q -- '-arch (ppc64|x86_64) ' \
+		    && echo "$CFLAGS " |grep -E -q -- '-arch (ppc|i386) '; then
+
 		    fat_32_64=yes
-	    fi
+fi
+
+
+fi
+
 	    SHLIB_LD='${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... $ECHO_C" >&6
@@ -5922,16 +6077,22 @@ fi
 echo "$as_me:$LINENO: result: $tcl_cv_ld_single_module" >&5
 echo "${ECHO_T}$tcl_cv_ld_single_module" >&6
 	    if test $tcl_cv_ld_single_module = yes; then
+
 		SHLIB_LD="${SHLIB_LD} -Wl,-single_module"
-	    fi
+
+fi
+
 	    SHLIB_LD_LIBS='${LIBS}'
 	    SHLIB_SUFFIX=".dylib"
 	    DL_OBJS="tclLoadDyld.o"
 	    DL_LIBS=""
 	    # Don't use -prebind when building for Mac OS X 10.4 or later only:
-	    test "`echo "${MACOSX_DEPLOYMENT_TARGET}" | awk -F '10\\.' '{print int($2)}'`" -lt 4 -a \
-		"`echo "${CPPFLAGS}" | awk -F '-mmacosx-version-min=10\\.' '{print int($2)}'`" -lt 4 && \
+	    if test "`echo "${MACOSX_DEPLOYMENT_TARGET}" | awk -F '10\\.' '{print int($2)}'`" -lt 4 -a \
+		"`echo "${CPPFLAGS}" | awk -F '-mmacosx-version-min=10\\.' '{print int($2)}'`" -lt 4; then
+
 		LDFLAGS="$LDFLAGS -prebind"
+fi
+
 	    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... $ECHO_C" >&6
@@ -5992,8 +6153,11 @@ fi
 echo "$as_me:$LINENO: result: $tcl_cv_ld_search_paths_first" >&5
 echo "${ECHO_T}$tcl_cv_ld_search_paths_first" >&6
 	    if test $tcl_cv_ld_search_paths_first = yes; then
+
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
-	    fi
+
+fi
+
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    LD_LIBRARY_PATH_VAR="DYLD_LIBRARY_PATH"
@@ -6011,6 +6175,7 @@ fi;
 	    echo "$as_me:$LINENO: result: $tcl_corefoundation" >&5
 echo "${ECHO_T}$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
@@ -6018,12 +6183,17 @@ if test "${tcl_cv_lib_corefoundation+set}" = set; then
 else
 
 		    hold_libs=$LIBS
-		    if test "$fat_32_64" = yes; then for v in CFLAGS CPPFLAGS LDFLAGS; do
-			# On Tiger there is no 64-bit CF, so remove 64-bit archs
-			# from CFLAGS et al. while testing for presence of CF.
-			# 64-bit CF is disabled in tclUnixPort.h if necessary.
-			eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
-		    done; fi
+		    if test "$fat_32_64" = yes; then
+
+			for v in CFLAGS CPPFLAGS LDFLAGS; do
+			    # On Tiger there is no 64-bit CF, so remove 64-bit
+			    # archs from CFLAGS et al. while testing for
+			    # presence of CF. 64-bit CF is disabled in
+			    # tclUnixPort.h if necessary.
+			    eval 'hold_'$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.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -6071,23 +6241,32 @@ tcl_cv_lib_corefoundation=no
 fi
 rm -f conftest.err conftest.$ac_objext \
       conftest$ac_exeext conftest.$ac_ext
-		    if test "$fat_32_64" = yes; then for v in CFLAGS CPPFLAGS LDFLAGS; do
-			eval $v'="$hold_'$v'"'
-		    done; fi; LIBS=$hold_libs
+		    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 $tcl_cv_lib_corefoundation = yes; then
+
 		    LIBS="$LIBS -framework CoreFoundation"
 
 cat >>confdefs.h <<\_ACEOF
 #define HAVE_COREFOUNDATION 1
 _ACEOF
 
-		else
-		    tcl_corefoundation=no
-		fi
+
+else
+  tcl_corefoundation=no
+fi
+
 		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
@@ -6151,21 +6330,31 @@ 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
 
+
 cat >>confdefs.h <<\_ACEOF
 #define NO_COREFOUNDATION_64 1
 _ACEOF
 
                         LDFLAGS="$LDFLAGS -Wl,-no_arch_warnings"
-		    fi
-		fi
-	    fi
+
+fi
+
+
+fi
+
+
+fi
+
 	    if test "$tcl_cv_cc_visibility_hidden" != yes; then
 
+
 cat >>confdefs.h <<\_ACEOF
 #define MODULE_SCOPE __private_extern__
 _ACEOF
 
-	    fi
+
+fi
+
 
 cat >>confdefs.h <<\_ACEOF
 #define MAC_OSX_TCL 1
@@ -6205,11 +6394,14 @@ _ACEOF
 	OSF1-1.*)
 	    # OSF/1 1.3 from OSF using ELF, and derivatives, including AD2
 	    SHLIB_CFLAGS="-fPIC"
-	    if test "$SHARED_BUILD" = "1" ; then
-	        SHLIB_LD="ld -shared"
-	    else
+	    if test "$SHARED_BUILD" = 1; then
+  SHLIB_LD="ld -shared"
+else
+
 	        SHLIB_LD="ld -non_shared"
-	    fi
+
+fi
+
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
@@ -6220,34 +6412,52 @@ _ACEOF
 	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 "*"'
-	    else
+
+else
+
 	        SHLIB_LD='ld -non_shared -expect_unresolved "*"'
-	    fi
+
+fi
+
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
-	    if test "$GCC" = "yes" ; then
-		CFLAGS="$CFLAGS -mieee"
-            else
+	    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
+  CFLAGS="$CFLAGS -mieee"
+else
+
 		CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee"
-	    fi
+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"
-		else
+
+else
+
 		    CFLAGS="$CFLAGS -pthread"
 		    LDFLAGS="$LDFLAGS -pthread"
-		fi
-	    fi
+
+fi
+
+
+fi
 
 	    ;;
 	QNX-6*)
@@ -6267,13 +6477,18 @@ _ACEOF
 	    # 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="$LDFLAGS -melf -Wl,-Bexport"
-	    else
+
+else
+
 	    	SHLIB_CFLAGS="-Kpic -belf"
 	    	LDFLAGS="$LDFLAGS -belf -Wl,-Bexport"
-	    fi
+
+fi
+
 	    SHLIB_LD="ld -G"
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
@@ -6337,15 +6552,20 @@ _ACEOF
 	    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}
-	    else
+
+else
+
 		SHLIB_LD="/usr/ccs/bin/ld -G -z text"
 		CC_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    fi
+
+fi
+
 	    ;;
 	SunOS-5*)
 	    # Note: If _REENTRANT isn't defined, then Solaris
@@ -6365,45 +6585,76 @@ _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 "$arch" = "sparcv9 sparc" ; then
-			if test "$GCC" = "yes" ; 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 $system" >&5
+		if test "$arch" = "sparcv9 sparc"; then
+
+		    if test "$GCC" = yes; then
+
+			if test "`${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 $system" >&2;}
-			    else
-				do64bit_ok=yes
-				CFLAGS="$CFLAGS -m64 -mcpu=v9"
-				LDFLAGS="$LDFLAGS -m64 -mcpu=v9"
-				SHLIB_CFLAGS="-fPIC"
-			    fi
-			else
+
+else
+
 			    do64bit_ok=yes
-			    if test "$do64bitVIS" = "yes" ; then
-				CFLAGS="$CFLAGS -xarch=v9a"
-			    	LDFLAGS_ARCH="-xarch=v9a"
-			    else
-				CFLAGS="$CFLAGS -xarch=v9"
-			    	LDFLAGS_ARCH="-xarch=v9"
-			    fi
-			    # Solaris 64 uses this as well
-			    #LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
-			fi
-		elif test "$arch" = "amd64 i386" ; then
-		    if test "$GCC" = "yes" ; then
+			    CFLAGS="$CFLAGS -m64 -mcpu=v9"
+			    LDFLAGS="$LDFLAGS -m64 -mcpu=v9"
+			    SHLIB_CFLAGS="-fPIC"
+
+fi
+
+
+else
+
+			do64bit_ok=yes
+			if test "$do64bitVIS" = yes; then
+
+			    CFLAGS="$CFLAGS -xarch=v9a"
+			    LDFLAGS_ARCH="-xarch=v9a"
+
+else
+
+			    CFLAGS="$CFLAGS -xarch=v9"
+			    LDFLAGS_ARCH="-xarch=v9"
+
+fi
+
+			# Solaris 64 uses this as well
+			#LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
+
+fi
+
+
+else
+  if test "$arch" = "amd64 i386"; then
+
+		    if test "$GCC" = yes; then
+
 			{ echo "$as_me:$LINENO: WARNING: 64bit mode not supported with GCC on $system" >&5
 echo "$as_me: WARNING: 64bit mode not supported with GCC on $system" >&2;}
-		    else
+
+else
+
 			do64bit_ok=yes
 			CFLAGS="$CFLAGS -xarch=amd64"
 			LDFLAGS="$LDFLAGS -xarch=amd64"
-		    fi
-		else
-		    { echo "$as_me:$LINENO: WARNING: 64bit mode not supported for $arch" >&5
+
+fi
+
+
+else
+  { echo "$as_me:$LINENO: WARNING: 64bit mode not supported for $arch" >&5
 echo "$as_me: WARNING: 64bit mode not supported for $arch" >&2;}
-		fi
-	    fi
+fi
+
+fi
+
+
+fi
+
 
 	    # Note: need the LIBS below, otherwise Tk won't find Tcl's
 	    # symbols when dynamically loaded into tclsh.
@@ -6412,11 +6663,13 @@ echo "$as_me: WARNING: 64bit mode not supported for $arch" >&2;}
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
-	    if test "$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
+
 		    # We need to specify -static-libgcc or we need to
 		    # add the path to the sparv9 libgcc.
 		    SHLIB_LD="$SHLIB_LD -m64 -mcpu=v9 -static-libgcc"
@@ -6424,8 +6677,12 @@ echo "$as_me: WARNING: 64bit mode not supported for $arch" >&2;}
 		    # path, remove so name and append 'sparcv9'
 		    #v9gcclibdir="`gcc -print-file-name=libgcc_s.so` | ..."
 		    #CC_SEARCH_FLAGS="${CC_SEARCH_FLAGS},-R,$v9gcclibdir"
-		fi
-	    else
+
+fi
+
+
+else
+
 		case $system in
 		    SunOS-5.[1-9][0-9]*)
 			SHLIB_LD='${CC} -G -z text';;
@@ -6434,7 +6691,9 @@ echo "$as_me: WARNING: 64bit mode not supported for $arch" >&2;}
 		esac
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
-	    fi
+
+fi
+
 	    ;;
 	UNIX_SV* | UnixWare-5*)
 	    SHLIB_CFLAGS="-KPIC"
@@ -6504,25 +6763,34 @@ fi
 echo "$as_me:$LINENO: result: $tcl_cv_ld_Bexport" >&5
 echo "${ECHO_T}$tcl_cv_ld_Bexport" >&6
 	    if test $tcl_cv_ld_Bexport = yes; then
+
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
-	    fi
+
+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;}
-    fi
 
-    if test "$do64bit" = "yes" -a "$do64bit_ok" = "yes" ; then
+fi
+
+
+    if test "$do64bit" = yes -a "$do64bit_ok" = yes; then
+
 
 cat >>confdefs.h <<\_ACEOF
 #define TCL_CFG_DO64BIT 1
 _ACEOF
 
-    fi
+
+fi
+
 
 
 
@@ -6535,15 +6803,17 @@ if test "${enable_load+set}" = set; then
 else
   tcl_ok=yes
 fi;
-    if test "$tcl_ok" = "no"; then
-	DL_OBJS=""
-    fi
+    if test "$tcl_ok" = no; then
+  DL_OBJS=""
+fi
 
-    if test "x$DL_OBJS" != "x" ; then
-	BUILD_DLTEST="\$(DLTEST_TARGETS)"
-    else
-	echo "Can't figure out how to do dynamic loading or shared libraries"
-	echo "on this system."
+
+    if test "x$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 "$as_me: WARNING: Can't figure out how to do dynamic loading or shared libraries on this system." >&2;}
 	SHLIB_CFLAGS=""
 	SHLIB_LD=""
 	SHLIB_SUFFIX=""
@@ -6553,76 +6823,88 @@ fi;
 	CC_SEARCH_FLAGS=""
 	LD_SEARCH_FLAGS=""
 	BUILD_DLTEST=""
-    fi
+
+fi
+
     LDFLAGS="$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 "$DL_OBJS" != "tclLoadNone.o" ; then
-	if test "$GCC" = "yes" ; then
-	    case $system in
-		AIX-*)
-		    ;;
-		BSD/OS*)
-		    ;;
-		IRIX*)
-		    ;;
-		NetBSD-*|FreeBSD-*)
-		    ;;
-		Darwin-*)
-		    ;;
-		SCO_SV-3.2*)
-		    ;;
-		*)
-		    SHLIB_CFLAGS="-fPIC"
-		    ;;
-	    esac
-	fi
-    fi
+    if test "$DL_OBJS" != "tclLoadNone.o" -a "$GCC" = yes; then
+
+	case $system in
+	    AIX-*) ;;
+	    BSD/OS*) ;;
+	    IRIX*) ;;
+	    NetBSD-*|FreeBSD-*) ;;
+	    Darwin-*) ;;
+	    SCO_SV-3.2*) ;;
+	    *) SHLIB_CFLAGS="-fPIC" ;;
+	esac
+fi
+
+
+    if test "$SHARED_LIB_SUFFIX" = ""; then
 
-    if test "$SHARED_LIB_SUFFIX" = "" ; then
 	SHARED_LIB_SUFFIX='${VERSION}${SHLIB_SUFFIX}'
-    fi
-    if test "$UNSHARED_LIB_SUFFIX" = "" ; then
+fi
+
+    if test "$UNSHARED_LIB_SUFFIX" = ""; then
+
 	UNSHARED_LIB_SUFFIX='${VERSION}.a'
-    fi
+fi
+
+
+    if test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""; then
 
-    if test "${SHARED_BUILD}" = "1" && test "${SHLIB_SUFFIX}" != "" ; then
         LIB_SUFFIX=${SHARED_LIB_SUFFIX}
         MAKE_LIB='${SHLIB_LD} -o $@ ${OBJS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS} ${LD_SEARCH_FLAGS}'
         INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE)'
-    else
+
+else
+
         LIB_SUFFIX=${UNSHARED_LIB_SUFFIX}
 
-        if test "$RANLIB" = "" ; then
+        if test "$RANLIB" = ""; then
+
             MAKE_LIB='$(STLIB_LD) $@ ${OBJS}'
             INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE)'
-        else
+
+else
+
             MAKE_LIB='${STLIB_LD} $@ ${OBJS} ; ${RANLIB} $@'
             INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE) ; (cd $(LIB_INSTALL_DIR) ; $(RANLIB) $(LIB_FILE))'
-        fi
 
-    fi
+fi
+
+
+fi
 
 
     # Stub lib does not depend on shared/static configuration
-    if test "$RANLIB" = "" ; then
+    if test "$RANLIB" = ""; then
+
         MAKE_STUB_LIB='${STLIB_LD} $@ ${STUB_LIB_OBJS}'
         INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) $(LIB_INSTALL_DIR)/$(STUB_LIB_FILE)'
-    else
+
+else
+
         MAKE_STUB_LIB='${STLIB_LD} $@ ${STUB_LIB_OBJS} ; ${RANLIB} $@'
         INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) $(LIB_INSTALL_DIR)/$(STUB_LIB_FILE) ; (cd $(LIB_INSTALL_DIR) ; $(RANLIB) $(STUB_LIB_FILE))'
-    fi
+
+fi
+
 
     # 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${TCL_LIBS}" = "x"; then
+    # The trick here is that we don't want to change the value of TCL_LIBS if
+    # it is already set when tclConfig.sh had been loaded by Tk.
+    if test "x${TCL_LIBS}" = x; then
+
         TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"
-    fi
+fi
+
 
 
     # FIXME: This subst was left in only because the TCL_DL_LIBS
@@ -9124,7 +9406,7 @@ ac_x_header_dirs='
 /usr/openwin/share/include'
 
 if test "$ac_x_includes" = no; then
-  # Guess where to find include files, by looking for Xlib.h.
+  # Guess where to find include files, by looking for Intrinsic.h.
   # First, try using that file with no special directory specified.
   cat >conftest.$ac_ext <<_ACEOF
 /* confdefs.h.  */
@@ -9132,7 +9414,7 @@ _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-#include <X11/Xlib.h>
+#include <X11/Intrinsic.h>
 _ACEOF
 if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
@@ -9159,7 +9441,7 @@ else
 sed 's/^/| /' conftest.$ac_ext >&5
 
   for ac_dir in $ac_x_header_dirs; do
-  if test -r "$ac_dir/X11/Xlib.h"; then
+  if test -r "$ac_dir/X11/Intrinsic.h"; then
     ac_x_includes=$ac_dir
     break
   fi
@@ -9173,18 +9455,18 @@ if test "$ac_x_libraries" = no; then
   # See if we find them without any special options.
   # Don't add to $LIBS permanently.
   ac_save_LIBS=$LIBS
-  LIBS="-lX11 $LIBS"
+  LIBS="-lXt $LIBS"
   cat >conftest.$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/Intrinsic.h>
 int
 main ()
 {
-XrmInitialize ()
+XtMalloc (0)
   ;
   return 0;
 }
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 73c1606..5b6f6eb 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -1080,11 +1080,8 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 	    [enable 64bit Sparc VIS support (default: off)]),
 	[do64bitVIS=$enableval], [do64bitVIS=no])
     AC_MSG_RESULT([$do64bitVIS])
-
-    if test "$do64bitVIS" = "yes"; then
-	# Force 64bit on with VIS
-	do64bit=yes
-    fi
+    # Force 64bit on with VIS
+    AS_IF([test "$do64bitVIS" = "yes"], [do64bit=yes])
 
     # Step 0.c: Check if visibility support is available. Do this here so
     # that platform specific alternatives can be used below if this fails.
@@ -1097,11 +1094,20 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
 	    void f(void) {}], [f();], tcl_cv_cc_visibility_hidden=yes,
 	    tcl_cv_cc_visibility_hidden=no)
 	CFLAGS=$hold_cflags])
-    if test $tcl_cv_cc_visibility_hidden = yes; then
+    AS_IF([test $tcl_cv_cc_visibility_hidden = yes], [
 	AC_DEFINE(MODULE_SCOPE,
 	    [extern __attribute__((__visibility__("hidden")))],
 	    [Compiler support for module scope symbols])
-    fi
+    ])
+
+    # Step 0.d: Disable -rpath support?
+
+    AC_MSG_CHECKING([if rpath support is requested])
+    AC_ARG_ENABLE(rpath,
+	AC_HELP_STRING([--disable-rpath],
+	    [disable rpath support (default: on)]),
+	[doRpath=$enableval], [doRpath=yes])
+    AC_MSG_RESULT([$doRpath])
 
     # Step 1: set the variable "system" to hold the name and version number
     # for the system.
@@ -1132,27 +1138,25 @@ AC_DEFUN([SC_CONFIG_CFLAGS], [
     TCL_LIB_VERSIONS_OK=ok
     CFLAGS_DEBUG=-g
     CFLAGS_OPTIMIZE=-O
-    if test "$GCC" = "yes" ; then
+    AS_IF([test "$GCC" = yes], [
 	CFLAGS_WARNING="-Wall -Wno-implicit-int"
-    else
-	CFLAGS_WARNING=""
-    fi
+    ], [CFLAGS_WARNING=""])
     TCL_NEEDS_EXP_FILE=0
     TCL_BUILD_EXP_FILE=""
     TCL_EXP_FILE=""
 dnl FIXME: Replace AC_CHECK_PROG with AC_CHECK_TOOL once cross compiling is fixed.
 dnl AC_CHECK_TOOL(AR, ar)
     AC_CHECK_PROG(AR, ar, ar)
-    if test "${AR}" = "" ; then
+    AS_IF([test "${AR}" = ""], [
 	AC_MSG_ERROR([Required archive tool 'ar' not found on PATH.])
-    fi
+    ])
     STLIB_LD='${AR} cr'
     LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH"
     PLAT_OBJS=""
     PLAT_SRCS=""
     case $system in
 	AIX-*)
-	    if test "${TCL_THREADS}" = "1" -a "$GCC" != "yes" ; then
+	    AS_IF([test "${TCL_THREADS}" = "1" -a "$GCC" != "yes"], [
 		# AIX requires the _r compiler when gcc isn't being used
 		case "${CC}" in
 		    *_r)
@@ -1163,7 +1167,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 			;;
 		esac
 		AC_MSG_RESULT([Using $CC for compiling with threads])
-	    fi
+	    ])
 	    LIBS="$LIBS -lc"
 	    SHLIB_CFLAGS=""
 	    # Note: need the LIBS below, otherwise Tk won't find Tcl's
@@ -1175,49 +1179,47 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    LD_LIBRARY_PATH_VAR="LIBPATH"
 
 	    # Check to enable 64-bit flags for compiler/linker on AIX 4+
-	    if test "$do64bit" = "yes" -a "`uname -v`" -gt "3" ; then
-		if test "$GCC" = "yes" ; then
+	    AS_IF([test "$do64bit" = yes -a "`uname -v`" -gt 3], [
+		AS_IF([test "$GCC" = yes], [
 		    AC_MSG_WARN([64bit mode not supported with GCC on $system])
-		else 
+		], [
 		    do64bit_ok=yes
 		    CFLAGS="$CFLAGS -q64"
 		    LDFLAGS_ARCH="-q64"
 		    RANLIB="${RANLIB} -X64"
 		    AR="${AR} -X64"
 		    SHLIB_LD_FLAGS="-b64"
-		fi
-	    fi
+		])
+	    ])
 
-	    if test "`uname -m`" = "ia64" ; then
+	    AS_IF([test "`uname -m`" = ia64], [
 		# 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 "$GCC" = "yes" ; then
+		AS_IF([test "$GCC" = yes], [
 		    CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
-		else
+		], [
 		    CC_SEARCH_FLAGS='-R${LIB_RUNTIME_DIR}'
-		fi
+		])
 		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
-	    else
-		if test "$GCC" = "yes" ; then
-		    SHLIB_LD='${CC} -shared'
-		else
+	    ], [
+		AS_IF([test "$GCC" = yes], [SHLIB_LD='${CC} -shared'], [
 		    SHLIB_LD="/bin/ld -bhalt:4 -bM:SRE -bE:lib.exp -H512 -T512 -bnoentry"
-		fi
+		])
 		SHLIB_LD="${TCL_SRC_DIR}/unix/ldAix ${SHLIB_LD} ${SHLIB_LD_FLAGS}"
 		DL_LIBS="-ldl"
 		CC_SEARCH_FLAGS='-L${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 		TCL_NEEDS_EXP_FILE=1
 		TCL_EXPORT_FILE_SUFFIX='${VERSION}.exp'
-	    fi
+	    ])
 
 	    # AIX v<=4.1 has some different flags than 4.2+
-	    if test "$system" = "AIX-4.1" -o "`uname -v`" -lt "4" ; then
+	    AS_IF([test "$system" = "AIX-4.1" -o "`uname -v`" -lt 4], [
 		AC_LIBOBJ([tclLoadAix])
 		DL_LIBS="-lld"
-	    fi
+	    ])
 
 	    # On AIX <=v4 systems, libbsd.a has to be linked in to support
 	    # non-blocking file IO.  This library has to be linked in after
@@ -1232,10 +1234,10 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    # known GMT value.
 
 	    AC_CHECK_LIB(bsd, gettimeofday, libbsd=yes, libbsd=no)
-	    if test $libbsd = yes; then
+	    AS_IF([test $libbsd = yes], [
 	    	MATH_LIBS="$MATH_LIBS -lbsd"
 	    	AC_DEFINE(USE_DELTA_FOR_TZ, 1, [Do we need a special AIX hack for timezones?])
-	    fi
+	    ])
 	    ;;
 	BeOS*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -1289,13 +1291,13 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    AC_DEFINE(_XOPEN_SOURCE_EXTENDED, 1, [Do we want to use the XOPEN network library?])
 	    LIBS="$LIBS -lxnet"               # Use the XOPEN network library
 
-	    if test "`uname -m`" = "ia64" ; then
+	    AS_IF([test "`uname -m`" = ia64], [
 		SHLIB_SUFFIX=".so"
-	    else
+	    ], [
 		SHLIB_SUFFIX=".sl"
-	    fi
+	    ])
 	    AC_CHECK_LIB(dld, shl_load, tcl_ok=yes, tcl_ok=no)
-	    if test "$tcl_ok" = yes; then
+	    AS_IF([test "$tcl_ok" = yes], [
 		SHLIB_CFLAGS="+z"
 		SHLIB_LD="ld -b"
 		SHLIB_LD_LIBS='${LIBS}'
@@ -1305,44 +1307,43 @@ dnl AC_CHECK_TOOL(AR, ar)
 		CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.'
 		LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.'
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
-	    fi
-	    if test "$GCC" = "yes" ; then
+	    ])
+	    AS_IF([test "$GCC" = yes], [
 		SHLIB_LD='${CC} -shared'
 		SHLIB_LD_LIBS='${LIBS}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    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 "$do64bit" = "yes" ; then
-		if test "$GCC" = "yes" ; then
-		    hpux_arch=`${CC} -dumpmachine`
-		    case $hpux_arch in
+	    AS_IF([test "$do64bit" = "yes"], [
+		AS_IF([test "$GCC" = yes], [
+		    case `${CC} -dumpmachine` in
 			hppa64*)
 			    # 64-bit gcc in use.  Fix flags for GNU ld.
 			    do64bit_ok=yes
 			    SHLIB_LD='${CC} -shared'
 			    SHLIB_LD_LIBS='${LIBS}'
-			    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+			    AS_IF([test $doRpath = yes], [
+				CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
 			    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 			    ;;
 			*)
 			    AC_MSG_WARN([64bit mode not supported with GCC on $system])
 			    ;;
 		    esac
-		else
+		], [
 		    do64bit_ok=yes
 		    CFLAGS="$CFLAGS +DD64"
 		    LDFLAGS_ARCH="+DD64"
-		fi
-	    fi
-	    ;;
+		])
+	    ]) ;;
 	HP-UX-*.08.*|HP-UX-*.09.*|HP-UX-*.10.*)
 	    SHLIB_SUFFIX=".sl"
 	    AC_CHECK_LIB(dld, shl_load, tcl_ok=yes, tcl_ok=no)
-	    if test "$tcl_ok" = yes; then
+	    AS_IF([test "$tcl_ok" = yes], [
 		SHLIB_CFLAGS="+z"
 		SHLIB_LD="ld -b"
 		SHLIB_LD_LIBS=""
@@ -1352,8 +1353,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 		CC_SEARCH_FLAGS='-Wl,+s,+b,${LIB_RUNTIME_DIR}:.'
 		LD_SEARCH_FLAGS='+s +b ${LIB_RUNTIME_DIR}:.'
 		LD_LIBRARY_PATH_VAR="SHLIB_PATH"
-	    fi
-	    ;;
+	    ]) ;;
 	IRIX-5.*)
 	    SHLIB_CFLAGS=""
 	    SHLIB_LD="ld -shared -rdata_shared"
@@ -1361,8 +1361,9 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
 	    ;;
 	IRIX-6.*)
 	    SHLIB_CFLAGS=""
@@ -1371,12 +1372,13 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
-	    if test "$GCC" = "yes" ; then
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
+	    AS_IF([test "$GCC" = yes], [
 		CFLAGS="$CFLAGS -mabi=n32"
 		LDFLAGS="$LDFLAGS -mabi=n32"
-	    else
+	    ], [
 		case $system in
 		    IRIX-6.3)
 			# Use to build 6.2 compatible binaries on 6.3.
@@ -1387,7 +1389,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 			;;
 		esac
 		LDFLAGS="$LDFLAGS -n32"
-	    fi
+	    ])
 	    ;;
 	IRIX64-6.*)
 	    SHLIB_CFLAGS=""
@@ -1396,21 +1398,22 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
 
 	    # Check to enable 64-bit flags for compiler/linker
 
-	    if test "$do64bit" = "yes" ; then
-	        if test "$GCC" = "yes" ; then
+	    AS_IF([test "$do64bit" = yes], [
+	        AS_IF([test "$GCC" = yes], [
 	            AC_MSG_WARN([64bit mode not supported by gcc])
-	        else
+	        ], [
 	            do64bit_ok=yes
 	            SHLIB_LD="ld -64 -shared -rdata_shared"
 	            CFLAGS="$CFLAGS -64"
 	            LDFLAGS_ARCH="-64"
-	        fi
-	    fi
+	        ])
+	    ])
 	    ;;
 	Linux*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -1427,33 +1430,29 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
 	    LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    if test "`uname -m`" = "alpha" ; then
-		CFLAGS="$CFLAGS -mieee"
-	    fi
-	    if test $do64bit = yes; then
+	    AS_IF([test "`uname -m`" = "alpha"], [CFLAGS="$CFLAGS -mieee"])
+	    AS_IF([test $do64bit = yes], [
 		AC_CACHE_CHECK([if compiler accepts -m64 flag], tcl_cv_cc_m64, [
 		    hold_cflags=$CFLAGS
 		    CFLAGS="$CFLAGS -m64"
 		    AC_TRY_LINK(,, tcl_cv_cc_m64=yes, tcl_cv_cc_m64=no)
 		    CFLAGS=$hold_cflags])
-		if test $tcl_cv_cc_m64 = yes; then
+		AS_IF([test $tcl_cv_cc_m64 = yes], [
 		    CFLAGS="$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
+	    # 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"${USE_COMPAT}" != x ; then
-	        CFLAGS="$CFLAGS -fno-inline"
-	    fi
+
+	    AS_IF([test x"${USE_COMPAT}" != x],[CFLAGS="$CFLAGS -fno-inline"])
 
 	    # XIM peeking works under XFree86.
 	    AC_DEFINE(PEEK_XCLOSEIM, 1, [May we use XIM peeking safely?])
@@ -1470,9 +1469,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    LDFLAGS="$LDFLAGS -Wl,--export-dynamic"
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
-	    if test "`uname -m`" = "alpha" ; then
-		CFLAGS="$CFLAGS -mieee"
-	    fi
+	    AS_IF([test "`uname -m`" = "alpha"], [CFLAGS="$CFLAGS -mieee"])
 	    ;;
 	Lynx*)
 	    SHLIB_CFLAGS="-fPIC"
@@ -1483,8 +1480,9 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-mshared -ldl"
 	    LD_FLAGS="-Wl,--export-dynamic"
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
 	    ;;
 	MP-RAS-02*)
 	    SHLIB_CFLAGS="-K PIC"
@@ -1514,19 +1512,20 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
 	    AC_CACHE_CHECK([for ELF], tcl_cv_ld_elf, [
 		AC_EGREP_CPP(yes, [
 #ifdef __ELF__
 	yes
 #endif
 		], tcl_cv_ld_elf=yes, tcl_cv_ld_elf=no)])
-	    if test $tcl_cv_ld_elf = yes; then
+	    AS_IF([test $tcl_cv_ld_elf = yes], [
 		SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so'
-	    else
+	    ], [
 		SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0'
-	    fi
+	    ])
 
 	    # Ancient FreeBSD doesn't handle version numbers with dots.
 
@@ -1540,7 +1539,8 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
 	    SHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.so.1.0'
 	    AC_CACHE_CHECK([for ELF], tcl_cv_ld_elf, [
@@ -1549,11 +1549,9 @@ dnl AC_CHECK_TOOL(AR, ar)
 	yes
 #endif
 		], tcl_cv_ld_elf=yes, tcl_cv_ld_elf=no)])
-	    if test $tcl_cv_ld_elf = yes; then
+	    AS_IF([test $tcl_cv_ld_elf = yes], [
 		LDFLAGS=-Wl,-export-dynamic
-	    else
-		LDFLAGS=""
-	    fi
+	    ], [LDFLAGS=""])
 
 	    # OpenBSD doesn't do version numbers with dots.
 	    UNSHARED_LIB_SUFFIX='${TCL_TRIM_DOTS}.a'
@@ -1569,14 +1567,15 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
 	    LDFLAGS="$LDFLAGS -export-dynamic"
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'])
 	    LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    if test "${TCL_THREADS}" = "1" ; then
+	    AS_IF([test "${TCL_THREADS}" = "1"], [
 		# The -pthread needs to go in the CFLAGS, not LIBS
 		LIBS=`echo $LIBS | sed s/-pthread//`
 		CFLAGS="$CFLAGS -pthread"
 	    	LDFLAGS="$LDFLAGS -pthread"
-	    fi
+	    ])
 	    case $system in
 	    FreeBSD-3.*)
 	    	# FreeBSD-3 doesn't handle version numbers with dots.
@@ -1598,7 +1597,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    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
+	    AS_IF([test $do64bit = yes], [
 		case `arch` in
 		    ppc)
 			AC_CACHE_CHECK([if compiler accepts -arch ppc64 flag],
@@ -1608,10 +1607,10 @@ dnl AC_CHECK_TOOL(AR, ar)
 			    AC_TRY_LINK(,, tcl_cv_cc_arch_ppc64=yes,
 				    tcl_cv_cc_arch_ppc64=no)
 			    CFLAGS=$hold_cflags])
-			if test $tcl_cv_cc_arch_ppc64 = yes; then
+			AS_IF([test $tcl_cv_cc_arch_ppc64 = yes], [
 			    CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5"
 			    do64bit_ok=yes
-			fi;;
+			]);;
 		    i386)
 			AC_CACHE_CHECK([if compiler accepts -arch x86_64 flag],
 				tcl_cv_cc_arch_x86_64, [
@@ -1620,45 +1619,47 @@ dnl AC_CHECK_TOOL(AR, ar)
 			    AC_TRY_LINK(,, tcl_cv_cc_arch_x86_64=yes,
 				    tcl_cv_cc_arch_x86_64=no)
 			    CFLAGS=$hold_cflags])
-			if test $tcl_cv_cc_arch_x86_64 = yes; then
+			AS_IF([test $tcl_cv_cc_arch_x86_64 = yes], [
 			    CFLAGS="$CFLAGS -arch x86_64"
 			    do64bit_ok=yes
-			fi;;
+			]);;
 		    *)
 			AC_MSG_WARN([Don't know how enable 64-bit on architecture `arch`]);;
 		esac
-	    else
+	    ], [
 		# Check for combined 32-bit and 64-bit fat build
-		echo "$CFLAGS " | grep -E -q -- '-arch (ppc64|x86_64) ' && \
-		    echo "$CFLAGS " | grep -E -q -- '-arch (ppc|i386) ' && \
-		    fat_32_64=yes
-	    fi
+		AS_IF([echo "$CFLAGS " |grep -E -q -- '-arch (ppc64|x86_64) ' \
+		    && echo "$CFLAGS " |grep -E -q -- '-arch (ppc|i386) '], [
+		    fat_32_64=yes])
+	    ])
 	    SHLIB_LD='${CC} -dynamiclib ${CFLAGS} ${LDFLAGS}'
 	    AC_CACHE_CHECK([if ld accepts -single_module flag], tcl_cv_ld_single_module, [
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -dynamiclib -Wl,-single_module"
 		AC_TRY_LINK(, [int i;], tcl_cv_ld_single_module=yes, tcl_cv_ld_single_module=no)
 		LDFLAGS=$hold_ldflags])
-	    if test $tcl_cv_ld_single_module = yes; then
+	    AS_IF([test $tcl_cv_ld_single_module = yes], [
 		SHLIB_LD="${SHLIB_LD} -Wl,-single_module"
-	    fi
+	    ])
 	    SHLIB_LD_LIBS='${LIBS}'
 	    SHLIB_SUFFIX=".dylib"
 	    DL_OBJS="tclLoadDyld.o"
 	    DL_LIBS=""
 	    # Don't use -prebind when building for Mac OS X 10.4 or later only:
-	    test "`echo "${MACOSX_DEPLOYMENT_TARGET}" | awk -F '10\\.' '{print int([$]2)}'`" -lt 4 -a \
-		"`echo "${CPPFLAGS}" | awk -F '-mmacosx-version-min=10\\.' '{print int([$]2)}'`" -lt 4 && \
-		LDFLAGS="$LDFLAGS -prebind"
+	    AS_IF([test "`echo "${MACOSX_DEPLOYMENT_TARGET}" | awk -F '10\\.' '{print int([$]2)}'`" -lt 4 -a \
+		"`echo "${CPPFLAGS}" | awk -F '-mmacosx-version-min=10\\.' '{print int([$]2)}'`" -lt 4], [
+		LDFLAGS="$LDFLAGS -prebind"])
 	    LDFLAGS="$LDFLAGS -headerpad_max_install_names"
-	    AC_CACHE_CHECK([if ld accepts -search_paths_first flag], tcl_cv_ld_search_paths_first, [
+	    AC_CACHE_CHECK([if ld accepts -search_paths_first flag],
+		    tcl_cv_ld_search_paths_first, [
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
-		AC_TRY_LINK(, [int i;], tcl_cv_ld_search_paths_first=yes, tcl_cv_ld_search_paths_first=no)
+		AC_TRY_LINK(, [int i;], tcl_cv_ld_search_paths_first=yes,
+			tcl_cv_ld_search_paths_first=no)
 		LDFLAGS=$hold_ldflags])
-	    if test $tcl_cv_ld_search_paths_first = yes; then
+	    AS_IF([test $tcl_cv_ld_search_paths_first = yes], [
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
-	    fi
+	    ])
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    LD_LIBRARY_PATH_VAR="DYLD_LIBRARY_PATH"
@@ -1670,51 +1671,57 @@ dnl AC_CHECK_TOOL(AR, ar)
 		    [use CoreFoundation API on MacOSX (default: on)]),
 		[tcl_corefoundation=$enableval], [tcl_corefoundation=yes])
 	    AC_MSG_RESULT([$tcl_corefoundation])
-	    if test $tcl_corefoundation = yes; then
-		AC_CACHE_CHECK([for CoreFoundation.framework], tcl_cv_lib_corefoundation, [
+	    AS_IF([test $tcl_corefoundation = yes], [
+		AC_CACHE_CHECK([for CoreFoundation.framework],
+			tcl_cv_lib_corefoundation, [
 		    hold_libs=$LIBS
-		    if test "$fat_32_64" = yes; then for v in CFLAGS CPPFLAGS LDFLAGS; do
-			# On Tiger there is no 64-bit CF, so remove 64-bit archs
-			# from CFLAGS et al. while testing for presence of CF.
-			# 64-bit CF is disabled in tclUnixPort.h if necessary.
-			eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
-		    done; fi
+		    AS_IF([test "$fat_32_64" = yes], [
+			for v in CFLAGS CPPFLAGS LDFLAGS; do
+			    # On Tiger there is no 64-bit CF, so remove 64-bit
+			    # archs from CFLAGS et al. while testing for
+			    # presence of CF. 64-bit CF is disabled in
+			    # tclUnixPort.h if necessary.
+			    eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc64 / /g" -e "s/-arch x86_64 / /g"`"'
+			done])
 		    LIBS="$LIBS -framework CoreFoundation"
 		    AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>], 
 			[CFBundleRef b = CFBundleGetMainBundle();], 
-			tcl_cv_lib_corefoundation=yes, tcl_cv_lib_corefoundation=no)
-		    if test "$fat_32_64" = yes; then for v in CFLAGS CPPFLAGS LDFLAGS; do
-			eval $v'="$hold_'$v'"'
-		    done; fi; LIBS=$hold_libs])
-		if test $tcl_cv_lib_corefoundation = yes; then
+			tcl_cv_lib_corefoundation=yes,
+			tcl_cv_lib_corefoundation=no)
+		    AS_IF([test "$fat_32_64" = yes], [
+			for v in CFLAGS CPPFLAGS LDFLAGS; do
+			    eval $v'="$hold_'$v'"'
+		        done])
+		    LIBS=$hold_libs])
+		AS_IF([test $tcl_cv_lib_corefoundation = yes], [
 		    LIBS="$LIBS -framework CoreFoundation"
 		    AC_DEFINE(HAVE_COREFOUNDATION, 1, 
 			[Do we have access to Darwin CoreFoundation.framework?])
-		else
-		    tcl_corefoundation=no
-		fi
-		if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then
-		    AC_CACHE_CHECK([for 64-bit CoreFoundation], tcl_cv_lib_corefoundation_64, [
+		], [tcl_corefoundation=no])
+		AS_IF([test "$fat_32_64" = yes -a $tcl_corefoundation = yes],[
+		    AC_CACHE_CHECK([for 64-bit CoreFoundation],
+			    tcl_cv_lib_corefoundation_64, [
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval 'hold_'$v'="$'$v'";'$v'="`echo "$'$v' "|sed -e "s/-arch ppc / /g" -e "s/-arch i386 / /g"`"'
 			done
 			AC_TRY_LINK([#include <CoreFoundation/CoreFoundation.h>], 
 			    [CFBundleRef b = CFBundleGetMainBundle();], 
-			    tcl_cv_lib_corefoundation_64=yes, tcl_cv_lib_corefoundation_64=no)
+			    tcl_cv_lib_corefoundation_64=yes,
+			    tcl_cv_lib_corefoundation_64=no)
 			for v in CFLAGS CPPFLAGS LDFLAGS; do
 			    eval $v'="$hold_'$v'"'
 			done])
-		    if test $tcl_cv_lib_corefoundation_64 = no; then
+		    AS_IF([test $tcl_cv_lib_corefoundation_64 = no], [
 			AC_DEFINE(NO_COREFOUNDATION_64, 1,
 			    [Is Darwin CoreFoundation unavailable for 64-bit?])
                         LDFLAGS="$LDFLAGS -Wl,-no_arch_warnings"
-		    fi
-		fi
-	    fi
-	    if test "$tcl_cv_cc_visibility_hidden" != yes; then
+		    ])
+		])
+	    ])
+	    AS_IF([test "$tcl_cv_cc_visibility_hidden" != yes], [
 		AC_DEFINE(MODULE_SCOPE, [__private_extern__],
 		    [Compiler support for module scope symbols])
-	    fi
+	    ])
 	    AC_DEFINE(MAC_OSX_TCL, 1, [Is this a Mac I see before me?])
 	    ;;
 	NEXTSTEP-*)
@@ -1747,11 +1754,9 @@ dnl AC_CHECK_TOOL(AR, ar)
 	OSF1-1.*)
 	    # OSF/1 1.3 from OSF using ELF, and derivatives, including AD2
 	    SHLIB_CFLAGS="-fPIC"
-	    if test "$SHARED_BUILD" = "1" ; then
-	        SHLIB_LD="ld -shared"
-	    else
+	    AS_IF([test "$SHARED_BUILD" = 1], [SHLIB_LD="ld -shared"], [
 	        SHLIB_LD="ld -non_shared"
-	    fi
+	    ])
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
@@ -1762,35 +1767,32 @@ dnl AC_CHECK_TOOL(AR, ar)
 	OSF1-V*)
 	    # Digital OSF/1
 	    SHLIB_CFLAGS=""
-	    if test "$SHARED_BUILD" = "1" ; then
+	    AS_IF([test "$SHARED_BUILD" = 1], [
 	        SHLIB_LD='ld -shared -expect_unresolved "*"'
-	    else
+	    ], [
 	        SHLIB_LD='ld -non_shared -expect_unresolved "*"'
-	    fi
+	    ])
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS=""
-	    CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
-	    LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'
-	    if test "$GCC" = "yes" ; then
-		CFLAGS="$CFLAGS -mieee"
-            else
-		CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee"
-	    fi
+	    AS_IF([test $doRpath = yes], [
+		CC_SEARCH_FLAGS='-Wl,-rpath,${LIB_RUNTIME_DIR}'
+		LD_SEARCH_FLAGS='-rpath ${LIB_RUNTIME_DIR}'])
+	    AS_IF([test "$GCC" = yes], [CFLAGS="$CFLAGS -mieee"], [
+		CFLAGS="$CFLAGS -DHAVE_TZSET -std1 -ieee"])
 	    # see pthread_intro(3) for pthread support on osf1, k.furukawa
-	    if test "${TCL_THREADS}" = "1" ; then
+	    AS_IF([test "${TCL_THREADS}" = 1], [
 		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
+		AS_IF([test "$GCC" = yes], [
 		    LIBS="$LIBS -lpthread -lmach -lexc"
-		else
+		], [
 		    CFLAGS="$CFLAGS -pthread"
 		    LDFLAGS="$LDFLAGS -pthread"
-		fi
-	    fi
-
+		])
+	    ])
 	    ;;
 	QNX-6*)
 	    # QNX RTP
@@ -1809,13 +1811,13 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    # 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 "$GCC" = "yes" ; then
+	    AS_IF([test "$GCC" = yes], [
 	    	SHLIB_CFLAGS="-fPIC -melf"
 	    	LDFLAGS="$LDFLAGS -melf -Wl,-Bexport"
-	    else
+	    ], [
 	    	SHLIB_CFLAGS="-Kpic -belf"
 	    	LDFLAGS="$LDFLAGS -belf -Wl,-Bexport"
-	    fi
+	    ])
 	    SHLIB_LD="ld -G"
 	    SHLIB_LD_LIBS=""
 	    SHLIB_SUFFIX=".so"
@@ -1872,15 +1874,15 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
-	    if test "$GCC" = "yes" ; then
+	    AS_IF([test "$GCC" = yes], [
 		SHLIB_LD='${CC} -shared'
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    else
+	    ], [
 		SHLIB_LD="/usr/ccs/bin/ld -G -z text"
 		CC_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-	    fi
+	    ])
 	    ;;
 	SunOS-5*)
 	    # Note: If _REENTRANT isn't defined, then Solaris
@@ -1893,42 +1895,40 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_CFLAGS="-KPIC"
 
 	    # Check to enable 64-bit flags for compiler/linker
-	    if test "$do64bit" = "yes" ; then
+	    AS_IF([test "$do64bit" = yes], [
 		arch=`isainfo`
-		if test "$arch" = "sparcv9 sparc" ; then
-			if test "$GCC" = "yes" ; then
-			    if test "`${CC} -dumpversion | awk -F. '{print [$]1}'`" -lt "3" ; then
-				AC_MSG_WARN([64bit mode not supported with GCC < 3.2 on $system])
-			    else
-				do64bit_ok=yes
-				CFLAGS="$CFLAGS -m64 -mcpu=v9"
-				LDFLAGS="$LDFLAGS -m64 -mcpu=v9"
-				SHLIB_CFLAGS="-fPIC"
-			    fi
-			else
+		AS_IF([test "$arch" = "sparcv9 sparc"], [
+		    AS_IF([test "$GCC" = yes], [
+			AS_IF([test "`${CC} -dumpversion | awk -F. '{print [$]1}'`" -lt 3], [
+			    AC_MSG_WARN([64bit mode not supported with GCC < 3.2 on $system])
+			], [
 			    do64bit_ok=yes
-			    if test "$do64bitVIS" = "yes" ; then
-				CFLAGS="$CFLAGS -xarch=v9a"
-			    	LDFLAGS_ARCH="-xarch=v9a"
-			    else
-				CFLAGS="$CFLAGS -xarch=v9"
-			    	LDFLAGS_ARCH="-xarch=v9"
-			    fi
-			    # Solaris 64 uses this as well
-			    #LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
-			fi
-		elif test "$arch" = "amd64 i386" ; then
-		    if test "$GCC" = "yes" ; then
+			    CFLAGS="$CFLAGS -m64 -mcpu=v9"
+			    LDFLAGS="$LDFLAGS -m64 -mcpu=v9"
+			    SHLIB_CFLAGS="-fPIC"
+			])
+		    ], [
+			do64bit_ok=yes
+			AS_IF([test "$do64bitVIS" = yes], [
+			    CFLAGS="$CFLAGS -xarch=v9a"
+			    LDFLAGS_ARCH="-xarch=v9a"
+			], [
+			    CFLAGS="$CFLAGS -xarch=v9"
+			    LDFLAGS_ARCH="-xarch=v9"
+			])
+			# Solaris 64 uses this as well
+			#LD_LIBRARY_PATH_VAR="LD_LIBRARY_PATH_64"
+		    ])
+		], [AS_IF([test "$arch" = "amd64 i386"], [
+		    AS_IF([test "$GCC" = yes], [
 			AC_MSG_WARN([64bit mode not supported with GCC on $system])
-		    else
+		    ], [
 			do64bit_ok=yes
 			CFLAGS="$CFLAGS -xarch=amd64"
 			LDFLAGS="$LDFLAGS -xarch=amd64"
-		    fi
-		else
-		    AC_MSG_WARN([64bit mode not supported for $arch])
-		fi
-	    fi
+		    ])
+		], [AC_MSG_WARN([64bit mode not supported for $arch])])])
+	    ])
 	    
 	    # Note: need the LIBS below, otherwise Tk won't find Tcl's
 	    # symbols when dynamically loaded into tclsh.
@@ -1937,11 +1937,11 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    SHLIB_SUFFIX=".so"
 	    DL_OBJS="tclLoadDl.o"
 	    DL_LIBS="-ldl"
-	    if test "$GCC" = "yes" ; then
+	    AS_IF([test "$GCC" = yes], [
 		SHLIB_LD='${CC} -shared'
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS=${CC_SEARCH_FLAGS}
-		if test "$do64bit_ok" = "yes" ; then
+		AS_IF([test "$do64bit_ok" = yes], [
 		    # We need to specify -static-libgcc or we need to
 		    # add the path to the sparv9 libgcc.
 		    SHLIB_LD="$SHLIB_LD -m64 -mcpu=v9 -static-libgcc"
@@ -1949,8 +1949,8 @@ dnl AC_CHECK_TOOL(AR, ar)
 		    # path, remove so name and append 'sparcv9'
 		    #v9gcclibdir="`gcc -print-file-name=libgcc_s.so` | ..."
 		    #CC_SEARCH_FLAGS="${CC_SEARCH_FLAGS},-R,$v9gcclibdir"
-		fi
-	    else
+		])
+	    ], [
 		case $system in
 		    SunOS-5.[[1-9]][[0-9]]*)
 			SHLIB_LD='${CC} -G -z text';;
@@ -1959,7 +1959,7 @@ dnl AC_CHECK_TOOL(AR, ar)
 		esac
 		CC_SEARCH_FLAGS='-Wl,-R,${LIB_RUNTIME_DIR}'
 		LD_SEARCH_FLAGS='-R ${LIB_RUNTIME_DIR}'
-	    fi
+	    ])
 	    ;;
 	UNIX_SV* | UnixWare-5*)
 	    SHLIB_CFLAGS="-KPIC"
@@ -1975,21 +1975,21 @@ dnl AC_CHECK_TOOL(AR, ar)
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
 		AC_TRY_LINK(, [int i;], tcl_cv_ld_Bexport=yes, tcl_cv_ld_Bexport=no)
 	        LDFLAGS=$hold_ldflags])
-	    if test $tcl_cv_ld_Bexport = yes; then
+	    AS_IF([test $tcl_cv_ld_Bexport = yes], [
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
-	    fi
+	    ])
 	    CC_SEARCH_FLAGS=""
 	    LD_SEARCH_FLAGS=""
 	    ;;
     esac
 
-    if test "$do64bit" = "yes" -a "$do64bit_ok" = "no" ; then
+    AS_IF([test "$do64bit" = yes -a "$do64bit_ok" = no], [
 	AC_MSG_WARN([64bit support being disabled -- don't know magic for this platform])
-    fi
+    ])
 
-    if test "$do64bit" = "yes" -a "$do64bit_ok" = "yes" ; then
+    AS_IF([test "$do64bit" = yes -a "$do64bit_ok" = yes], [
 	AC_DEFINE(TCL_CFG_DO64BIT, 1, [Is this a 64-bit build?])
-    fi
+    ])
 
 dnl # Add any CPPFLAGS set in the environment to our CFLAGS, but delay doing so
 dnl # until the end of configure, as configure's compile and link tests use
@@ -2003,15 +2003,10 @@ dnl # preprocessing tests use only CPPFLAGS.
 	AC_HELP_STRING([--enable-load],
 	    [allow dynamic loading and "load" command (default: on)]),
 	[tcl_ok=$enableval], [tcl_ok=yes])
-    if test "$tcl_ok" = "no"; then
-	DL_OBJS=""
-    fi
+    AS_IF([test "$tcl_ok" = no], [DL_OBJS=""])
 
-    if test "x$DL_OBJS" != "x" ; then
-	BUILD_DLTEST="\$(DLTEST_TARGETS)"
-    else
-	echo "Can't figure out how to do dynamic loading or shared libraries"
-	echo "on this system."
+    AS_IF([test "x$DL_OBJS" != x], [BUILD_DLTEST="\$(DLTEST_TARGETS)"], [
+	AC_MSG_WARN([Can't figure out how to do dynamic loading or shared libraries on this system.])
 	SHLIB_CFLAGS=""
 	SHLIB_LD=""
 	SHLIB_SUFFIX=""
@@ -2021,89 +2016,59 @@ dnl # preprocessing tests use only CPPFLAGS.
 	CC_SEARCH_FLAGS=""
 	LD_SEARCH_FLAGS=""
 	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 "$DL_OBJS" != "tclLoadNone.o" ; then
-	if test "$GCC" = "yes" ; then
-	    case $system in
-		AIX-*)
-		    ;;
-		BSD/OS*)
-		    ;;
-		IRIX*)
-		    ;;
-		NetBSD-*|FreeBSD-*)
-		    ;;
-		Darwin-*)
-		    ;;
-		SCO_SV-3.2*)
-		    ;;
-		*)
-		    SHLIB_CFLAGS="-fPIC"
-		    ;;
-	    esac
-	fi
-    fi
-
-    if test "$SHARED_LIB_SUFFIX" = "" ; then
-	SHARED_LIB_SUFFIX='${VERSION}${SHLIB_SUFFIX}'
-    fi
-    if test "$UNSHARED_LIB_SUFFIX" = "" ; then
-	UNSHARED_LIB_SUFFIX='${VERSION}.a'
-    fi
-
-    if test "${SHARED_BUILD}" = "1" && test "${SHLIB_SUFFIX}" != "" ; then
+    AS_IF([test "$DL_OBJS" != "tclLoadNone.o" -a "$GCC" = yes], [
+	case $system in
+	    AIX-*) ;;
+	    BSD/OS*) ;;
+	    IRIX*) ;;
+	    NetBSD-*|FreeBSD-*) ;;
+	    Darwin-*) ;;
+	    SCO_SV-3.2*) ;;
+	    *) SHLIB_CFLAGS="-fPIC" ;;
+	esac])
+
+    AS_IF([test "$SHARED_LIB_SUFFIX" = ""], [
+	SHARED_LIB_SUFFIX='${VERSION}${SHLIB_SUFFIX}'])
+    AS_IF([test "$UNSHARED_LIB_SUFFIX" = ""], [
+	UNSHARED_LIB_SUFFIX='${VERSION}.a'])
+
+    AS_IF([test "${SHARED_BUILD}" = 1 -a "${SHLIB_SUFFIX}" != ""], [
         LIB_SUFFIX=${SHARED_LIB_SUFFIX}
         MAKE_LIB='${SHLIB_LD} -o [$]@ ${OBJS} ${SHLIB_LD_LIBS} ${TCL_SHLIB_LD_EXTRAS} ${TK_SHLIB_LD_EXTRAS} ${LD_SEARCH_FLAGS}'
         INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE)'
-    else
+    ], [
         LIB_SUFFIX=${UNSHARED_LIB_SUFFIX}
 
-        if test "$RANLIB" = "" ; then
+        AS_IF([test "$RANLIB" = ""], [
             MAKE_LIB='$(STLIB_LD) [$]@ ${OBJS}'
             INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE)'
-        else
+        ], [
             MAKE_LIB='${STLIB_LD} [$]@ ${OBJS} ; ${RANLIB} [$]@'
             INSTALL_LIB='$(INSTALL_LIBRARY) $(LIB_FILE) $(LIB_INSTALL_DIR)/$(LIB_FILE) ; (cd $(LIB_INSTALL_DIR) ; $(RANLIB) $(LIB_FILE))'
-        fi
-
-dnl        Not at all clear what this was doing in Tcl's configure.in
-dnl        or why it was needed was needed. In any event, this sort of
-dnl        things needs to be done in the big loop above.
-dnl        REMOVE THIS BLOCK LATER! (mdejong)
-dnl        case $system in
-dnl            BSD/OS*)
-dnl                ;;
-dnl            AIX-[[1-4]].*)
-dnl                ;;
-dnl            *)
-dnl                SHLIB_LD_LIBS=""
-dnl                ;;
-dnl        esac
-    fi
-
+        ])
+    ])
 
     # Stub lib does not depend on shared/static configuration
-    if test "$RANLIB" = "" ; then
+    AS_IF([test "$RANLIB" = ""], [
         MAKE_STUB_LIB='${STLIB_LD} [$]@ ${STUB_LIB_OBJS}'
         INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) $(LIB_INSTALL_DIR)/$(STUB_LIB_FILE)'
-    else
+    ], [
         MAKE_STUB_LIB='${STLIB_LD} [$]@ ${STUB_LIB_OBJS} ; ${RANLIB} [$]@'
         INSTALL_STUB_LIB='$(INSTALL_LIBRARY) $(STUB_LIB_FILE) $(LIB_INSTALL_DIR)/$(STUB_LIB_FILE) ; (cd $(LIB_INSTALL_DIR) ; $(RANLIB) $(STUB_LIB_FILE))'
-    fi
+    ])
 
     # 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${TCL_LIBS}" = "x"; then
-        TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"
-    fi
+    # The trick here is that we don't want to change the value of TCL_LIBS if
+    # it is already set when tclConfig.sh had been loaded by Tk.
+    AS_IF([test "x${TCL_LIBS}" = x], [
+        TCL_LIBS="${DL_LIBS} ${LIBS} ${MATH_LIBS}"])
     AC_SUBST(TCL_LIBS)
 
     # FIXME: This subst was left in only because the TCL_DL_LIBS
@@ -3006,6 +2971,37 @@ AC_DEFUN([SC_TCL_GETHOSTBYNAME_R], [AC_CHECK_FUNC(gethostbyname_r, [
 ])])
 
 #--------------------------------------------------------------------
+# SC_TCL_GETADDRINFO
+#
+#	Check if we have 'getaddrinfo'
+#
+# Arguments:
+#	None
+#	
+# Results:
+#	Might define the following vars:
+#		HAVE_GETADDRINFO
+#
+#--------------------------------------------------------------------
+
+AC_DEFUN([SC_TCL_GETADDRINFO], [AC_CHECK_FUNC(getaddrinfo, [
+    AC_CACHE_CHECK([for working getaddrinfo], tcl_cv_api_getaddrinfo, [
+    AC_TRY_COMPILE([
+	#include <netdb.h>
+    ], [
+	const char *name, *port;
+	struct addrinfo *aiPtr, hints;
+	(void)getaddrinfo(name,port, &hints, &aiPtr);
+	(void)freeaddrinfo(aiPtr);
+    ], tcl_cv_api_getaddrinfo=yes, tcl_cv_getaddrinfo=no)])
+    tcl_ok=$tcl_cv_api_getaddrinfo
+    if test "$tcl_ok" = yes; then
+	AC_DEFINE(HAVE_GETADDRINFO, 1,
+	    [Define to 1 if getaddrinfo is available.])
+    fi
+])])
+
+#--------------------------------------------------------------------
 # SC_TCL_GETPWUID_R
 #
 #	Check if we have MT-safe variant of getpwuid() and if yes,