* unix/tcl.m4: Sync'ed to Tcl's copy.

        * unix/configure:       autoconf-2.57

2 files changed, 495 insertions, 1034 deletions

diff --git a/unix/configure b/unix/configure
index d4aac21..e604e13 100755
--- a/unix/configure
+++ b/unix/configure
@@ -1,8 +1,9 @@
 #! /bin/sh
 # Guess values for system-dependent variables and create Makefiles.
-# Generated by GNU Autoconf 2.59 for tk 8.5.
+# Generated by GNU Autoconf 2.57 for tk 8.5.
 #
-# Copyright (C) 2003 Free Software Foundation, Inc.
+# Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
+# Free Software Foundation, Inc.
 # This configure script is free software; the Free Software Foundation
 # gives unlimited permission to copy, distribute and modify it.
 ## --------------------- ##
@@ -19,10 +20,9 @@ if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
 elif test -n "${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
+if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
   as_unset=unset
 else
   as_unset=false
@@ -41,7 +41,7 @@ for as_var in \
   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
+  if (set +x; test -n "`(eval $as_var=C; export $as_var) 2>&1`"); then
     eval $as_var=C; export $as_var
   else
     $as_unset $as_var
@@ -218,17 +218,16 @@ rm -f conf$$ conf$$.exe conf$$.file
 if mkdir -p . 2>/dev/null; then
   as_mkdir_p=:
 else
-  test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
 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%[^_$as_cr_alnum]%_%g'"
+as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
 
 # Sed expression to map a string onto a valid variable name.
-as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
 
 
 # IFS
@@ -667,7 +666,7 @@ done
 
 # Be sure to have absolute paths.
 for ac_var in bindir sbindir libexecdir datadir sysconfdir sharedstatedir \
-	      localstatedir libdir includedir oldincludedir infodir mandir
+              localstatedir libdir includedir oldincludedir infodir mandir
 do
   eval ac_val=$`echo $ac_var`
   case $ac_val in
@@ -707,10 +706,10 @@ if test -z "$srcdir"; then
   # 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 ||
+         X"$0" : 'X\(//\)[^/]' \| \
+         X"$0" : 'X\(//\)$' \| \
+         X"$0" : 'X\(/\)' \| \
+         .     : '\(.\)' 2>/dev/null ||
 echo X"$0" |
     sed '/^X\(.*[^/]\)\/\/*[^/][^/]*\/*$/{ s//\1/; q; }
   	  /^X\(\/\/\)[^/].*/{ s//\1/; q; }
@@ -802,9 +801,9 @@ _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
@@ -910,45 +909,12 @@ case $srcdir in
     ac_srcdir=$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/$ac_top_srcdir;;
-  esac;;
-esac
+# Don't blindly perform a `cd "$ac_dir"/$ac_foo && pwd` since $ac_foo can be
+# absolute.
+ac_abs_builddir=`cd "$ac_dir" && cd $ac_builddir && pwd`
+ac_abs_top_builddir=`cd "$ac_dir" && cd ${ac_top_builddir}. && pwd`
+ac_abs_srcdir=`cd "$ac_dir" && cd $ac_srcdir && pwd`
+ac_abs_top_srcdir=`cd "$ac_dir" && cd $ac_top_srcdir && pwd`
 
     cd $ac_dir
     # Check for guested configure; otherwise get Cygnus style configure.
@@ -959,13 +925,13 @@ esac
       echo
       $SHELL $ac_srcdir/configure  --help=recursive
     elif test -f $ac_srcdir/configure.ac ||
-	   test -f $ac_srcdir/configure.in; then
+           test -f $ac_srcdir/configure.in; then
       echo
       $ac_configure --help
     else
       echo "$as_me: WARNING: no configuration information is in $ac_dir" >&2
     fi
-    cd "$ac_popdir"
+    cd $ac_popdir
   done
 fi
 
@@ -973,9 +939,10 @@ test -n "$ac_init_help" && exit 0
 if $ac_init_version; then
   cat <<\_ACEOF
 tk configure 8.5
-generated by GNU Autoconf 2.59
+generated by GNU Autoconf 2.57
 
-Copyright (C) 2003 Free Software Foundation, Inc.
+Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001, 2002
+Free Software Foundation, Inc.
 This configure script is free software; the Free Software Foundation
 gives unlimited permission to copy, distribute and modify it.
 _ACEOF
@@ -987,7 +954,7 @@ 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 8.5, which was
-generated by GNU Autoconf 2.59.  Invocation command line was
+generated by GNU Autoconf 2.57.  Invocation command line was
 
   $ $0 $@
 
@@ -1064,19 +1031,19 @@ do
     2)
       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.
+        ac_must_keep_next=false # Got value, back to normal.
       else
-	case $ac_arg in
-	  *=* | --config-cache | -C | -disable-* | --disable-* \
-	  | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
-	  | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
-	  | -with-* | --with-* | -without-* | --without-* | --x)
-	    case "$ac_configure_args0 " in
-	      "$ac_configure_args1"*" '$ac_arg' "* ) continue ;;
-	    esac
-	    ;;
-	  -* ) ac_must_keep_next=true ;;
-	esac
+        case $ac_arg in
+          *=* | --config-cache | -C | -disable-* | --disable-* \
+          | -enable-* | --enable-* | -gas | --g* | -nfp | --nf* \
+          | -q | -quiet | --q* | -silent | --sil* | -v | -verb* \
+          | -with-* | --with-* | -without-* | --without-* | --x)
+            case "$ac_configure_args0 " in
+              "$ac_configure_args1"*" '$ac_arg' "* ) continue ;;
+            esac
+            ;;
+          -* ) ac_must_keep_next=true ;;
+        esac
       fi
       ac_configure_args="$ac_configure_args$ac_sep'$ac_arg'"
       # Get rid of the leading space.
@@ -1110,12 +1077,12 @@ _ASBOX
     case `(ac_space='"'"' '"'"'; set | grep ac_space) 2>&1` in
     *ac_space=\ *)
       sed -n \
-	"s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
-	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
+        "s/'"'"'/'"'"'\\\\'"'"''"'"'/g;
+    	  s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1='"'"'\\2'"'"'/p"
       ;;
     *)
       sed -n \
-	"s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
+        "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
       ;;
     esac;
 }
@@ -1144,7 +1111,7 @@ _ASBOX
       for ac_var in $ac_subst_files
       do
 	eval ac_val=$`echo $ac_var`
-	echo "$ac_var='"'"'$ac_val'"'"'"
+        echo "$ac_var='"'"'$ac_val'"'"'"
       done | sort
       echo
     fi
@@ -1163,7 +1130,7 @@ _ASBOX
       echo "$as_me: caught signal $ac_signal"
     echo "$as_me: exit $exit_status"
   } >&5
-  rm -f core *.core &&
+  rm -f core core.* *.core &&
   rm -rf conftest* confdefs* conf$$* $ac_clean_files &&
     exit $exit_status
      ' 0
@@ -1243,7 +1210,7 @@ fi
 # 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
+               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_${ac_var}_value"
@@ -1260,13 +1227,13 @@ echo "$as_me: error: \`$ac_var' was not set in the previous run" >&2;}
     ,);;
     *)
       if test "x$ac_old_val" != "x$ac_new_val"; then
-	{ echo "$as_me:$LINENO: error: \`$ac_var' has changed since the previous run:" >&5
+        { echo "$as_me:$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:$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:$LINENO:   current value: $ac_new_val" >&5
 echo "$as_me:   current value: $ac_new_val" >&2;}
-	ac_cache_corrupted=:
+        ac_cache_corrupted=:
       fi;;
   esac
   # Pass precious variables to config.status.
@@ -1360,6 +1327,14 @@ else
 
 	    # First check to see if --with-tcl was specified.
 	    if test x"${with_tclconfig}" != x ; then
+		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;}
+			    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
@@ -1920,6 +1895,7 @@ ac_compiler=`set X $ac_compile; echo $2`
   (exit $ac_status); }
 
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -1939,8 +1915,8 @@ ac_clean_files="$ac_clean_files a.out a.exe b.out"
 # Try to create an executable without -o first, disregard a.out.
 # It will help us diagnose broken compilers, and finding out an intuition
 # of exeext.
-echo "$as_me:$LINENO: checking for C compiler default output file name" >&5
-echo $ECHO_N "checking for C compiler default output file name... $ECHO_C" >&6
+echo "$as_me:$LINENO: checking for C compiler default output" >&5
+echo $ECHO_N "checking for C compiler default output... $ECHO_C" >&6
 ac_link_default=`echo "$ac_link" | sed 's/ -o *conftest[^ ]*//'`
 if { (eval echo "$as_me:$LINENO: \"$ac_link_default\"") >&5
   (eval $ac_link_default) 2>&5
@@ -1960,23 +1936,23 @@ do
   test -f "$ac_file" || continue
   case $ac_file in
     *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj )
-	;;
+        ;;
     conftest.$ac_ext )
-	# This is the source file.
-	;;
+        # This is the source file.
+        ;;
     [ab].out )
-	# We found the default executable, but exeext='' is most
-	# certainly right.
-	break;;
+        # We found the default executable, but exeext='' is most
+        # certainly right.
+        break;;
     *.* )
-	ac_cv_exeext=`expr "$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
-	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
+        break;;
     * )
-	break;;
+        break;;
   esac
 done
 else
@@ -2050,8 +2026,8 @@ for ac_file in conftest.exe conftest conftest.*; do
   case $ac_file in
     *.$ac_ext | *.xcoff | *.tds | *.d | *.pdb | *.xSYM | *.bb | *.bbg | *.o | *.obj ) ;;
     *.* ) ac_cv_exeext=`expr "$ac_file" : '[^.]*\(\..*\)'`
-	  export ac_cv_exeext
-	  break;;
+          export ac_cv_exeext
+          break;;
     * ) break;;
   esac
 done
@@ -2076,6 +2052,7 @@ if test "${ac_cv_objext+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2126,6 +2103,7 @@ if test "${ac_cv_c_compiler_gnu+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2145,20 +2123,11 @@ main ()
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2171,7 +2140,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_compiler_gnu=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 ac_cv_c_compiler_gnu=$ac_compiler_gnu
 
 fi
@@ -2187,6 +2156,7 @@ if test "${ac_cv_prog_cc_g+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2203,20 +2173,11 @@ main ()
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2229,7 +2190,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_prog_cc_g=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_prog_cc_g" >&5
 echo "${ECHO_T}$ac_cv_prog_cc_g" >&6
@@ -2256,6 +2217,7 @@ else
   ac_cv_prog_cc_stdc=no
 ac_save_CC=$CC
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2283,16 +2245,6 @@ static char *f (char * (*g) (char **, int), char **p, ...)
   va_end (v);
   return s;
 }
-
-/* 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
-   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.  */
-int osf4_cc_array ['\x00' == 0 ? 1 : -1];
-
 int test (int i, double x);
 struct s1 {int (*f) (int a);};
 struct s2 {int (*f) (double a);};
@@ -2319,20 +2271,11 @@ 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
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2345,7 +2288,7 @@ else
 sed 's/^/| /' conftest.$ac_ext >&5
 
 fi
-rm -f conftest.err conftest.$ac_objext
+rm -f conftest.$ac_objext
 done
 rm -f conftest.$ac_ext conftest.$ac_objext
 CC=$ac_save_CC
@@ -2373,27 +2316,19 @@ cat >conftest.$ac_ext <<_ACEOF
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { 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 $ac_status); }; }; then
   for ac_declaration in \
-   '' \
+   ''\
+   '#include <stdlib.h>' \
    'extern "C" void std::exit (int) throw (); using std::exit;' \
    'extern "C" void std::exit (int); using std::exit;' \
    'extern "C" void exit (int) throw ();' \
@@ -2401,13 +2336,14 @@ if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
    'void exit (int);'
 do
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-$ac_declaration
 #include <stdlib.h>
+$ac_declaration
 int
 main ()
 {
@@ -2418,20 +2354,11 @@ exit (42);
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2444,8 +2371,9 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 continue
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2462,20 +2390,11 @@ exit (42);
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2487,7 +2406,7 @@ else
 sed 's/^/| /' conftest.$ac_ext >&5
 
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 done
 rm -f conftest*
 if test -n "$ac_declaration"; then
@@ -2501,7 +2420,7 @@ else
 sed 's/^/| /' conftest.$ac_ext >&5
 
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 ac_ext=c
 ac_cpp='$CPP $CPPFLAGS'
 ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
@@ -2540,6 +2459,7 @@ do
   # 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
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2550,7 +2470,7 @@ cat >>conftest.$ac_ext <<_ACEOF
 #else
 # include <assert.h>
 #endif
-		     Syntax error
+                     Syntax error
 _ACEOF
 if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
@@ -2562,7 +2482,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -2583,6 +2502,7 @@ rm -f conftest.err conftest.$ac_ext
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2600,7 +2520,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -2647,6 +2566,7 @@ do
   # 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
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2657,7 +2577,7 @@ cat >>conftest.$ac_ext <<_ACEOF
 #else
 # include <assert.h>
 #endif
-		     Syntax error
+                     Syntax error
 _ACEOF
 if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&5
   (eval $ac_cpp conftest.$ac_ext) 2>conftest.er1
@@ -2669,7 +2589,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -2690,6 +2609,7 @@ rm -f conftest.err conftest.$ac_ext
   # OK, works on sane cases.  Now check whether non-existent headers
   # can be detected and how.
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2707,7 +2627,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -2768,6 +2687,7 @@ if test "${ac_cv_header_stdc+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2788,20 +2708,11 @@ main ()
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2814,11 +2725,12 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_header_stdc=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f 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
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2840,6 +2752,7 @@ 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
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2864,6 +2777,7 @@ if test $ac_cv_header_stdc = yes; then
   :
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2875,9 +2789,9 @@ cat >>conftest.$ac_ext <<_ACEOF
 # define TOUPPER(c) (ISLOWER(c) ? 'A' + ((c) - 'a') : (c))
 #else
 # define ISLOWER(c) \
-		   (('a' <= (c) && (c) <= 'i') \
-		     || ('j' <= (c) && (c) <= 'r') \
-		     || ('s' <= (c) && (c) <= 'z'))
+                   (('a' <= (c) && (c) <= 'i') \
+                     || ('j' <= (c) && (c) <= 'r') \
+                     || ('s' <= (c) && (c) <= 'z'))
 # define TOUPPER(c) (ISLOWER(c) ? ((c) | 0x40) : (c))
 #endif
 
@@ -2888,7 +2802,7 @@ main ()
   int i;
   for (i = 0; i < 256; i++)
     if (XOR (islower (i), ISLOWER (i))
-	|| toupper (i) != TOUPPER (i))
+        || toupper (i) != TOUPPER (i))
       exit(2);
   exit (0);
 }
@@ -2913,7 +2827,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 ( exit $ac_status )
 ac_cv_header_stdc=no
 fi
-rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core core.* *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 fi
 fi
@@ -2938,7 +2852,7 @@ fi
 
 
 for ac_header in sys/types.h sys/stat.h stdlib.h string.h memory.h strings.h \
-		  inttypes.h stdint.h unistd.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 $ac_header" >&5
@@ -2947,6 +2861,7 @@ if eval "test \"\${$as_ac_Header+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -2958,20 +2873,11 @@ $ac_includes_default
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -2984,7 +2890,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 eval "$as_ac_Header=no"
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$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
@@ -3015,6 +2921,7 @@ else
 echo "$as_me:$LINENO: checking $ac_header usability" >&5
 echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3025,20 +2932,11 @@ $ac_includes_default
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3051,7 +2949,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_header_compiler=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
 echo "${ECHO_T}$ac_header_compiler" >&6
 
@@ -3059,6 +2957,7 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking $ac_header presence" >&5
 echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3076,7 +2975,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -3096,32 +2994,33 @@ 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: )
+case $ac_header_compiler:$ac_header_preproc 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: $ac_header: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
     ;;
-  no: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: $ac_header: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}
     { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
 echo "$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: $ac_header: in the future, the compiler will take precedence" >&2;}
     (
       cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
 _ASBOX
     ) |
       sed "s/^/$as_me: WARNING:     /" >&2
@@ -3132,7 +3031,7 @@ 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"
+  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
@@ -3160,6 +3059,7 @@ echo $ECHO_N "checking if the compiler understands -pipe... $ECHO_C" >&6
   OLDCC="$CC"
   CC="$CC -pipe"
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3176,20 +3076,11 @@ main ()
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3205,7 +3096,7 @@ CC="$OLDCC"
     echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 fi
 
@@ -3277,6 +3168,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3300,20 +3192,11 @@ pthread_mutex_init ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3326,8 +3209,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_pthread_pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_pthread_pthread_mutex_init" >&5
@@ -3352,6 +3234,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthread  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3375,20 +3258,11 @@ __pthread_mutex_init ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3401,8 +3275,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_pthread___pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_pthread___pthread_mutex_init" >&5
@@ -3427,6 +3300,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lpthreads  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3450,20 +3324,11 @@ pthread_mutex_init ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3476,8 +3341,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_pthreads_pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_pthreads_pthread_mutex_init" >&5
@@ -3500,6 +3364,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3523,20 +3388,11 @@ pthread_mutex_init ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3549,8 +3405,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_c_pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_c_pthread_mutex_init" >&5
@@ -3570,6 +3425,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lc_r  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3593,20 +3449,11 @@ pthread_mutex_init ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3619,8 +3466,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_c_r_pthread_mutex_init=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_c_r_pthread_mutex_init" >&5
@@ -3658,28 +3504,21 @@ if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$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"
@@ -3710,20 +3549,11 @@ return f != $ac_func;
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3736,8 +3566,7 @@ 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
+rm -f 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
@@ -3755,28 +3584,21 @@ if test "${ac_cv_func_pthread_attr_get_np+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-/* Define pthread_attr_get_np to an innocuous variant, in case <limits.h> declares pthread_attr_get_np.
-   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
-#define pthread_attr_get_np innocuous_pthread_attr_get_np
-
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char pthread_attr_get_np (); below.
     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
     <limits.h> exists even on freestanding compilers.  */
-
 #ifdef __STDC__
 # include <limits.h>
 #else
 # include <assert.h>
 #endif
-
-#undef pthread_attr_get_np
-
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
@@ -3807,20 +3629,11 @@ return f != pthread_attr_get_np;
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3833,8 +3646,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_func_pthread_attr_get_np=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_func_pthread_attr_get_np" >&5
 echo "${ECHO_T}$ac_cv_func_pthread_attr_get_np" >&6
@@ -3856,6 +3668,7 @@ echo $ECHO_N "checking for pthread_attr_get_np declaration... $ECHO_C" >&6
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -3890,28 +3703,21 @@ if test "${ac_cv_func_pthread_getattr_np+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-/* Define pthread_getattr_np to an innocuous variant, in case <limits.h> declares pthread_getattr_np.
-   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
-#define pthread_getattr_np innocuous_pthread_getattr_np
-
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char pthread_getattr_np (); below.
     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
     <limits.h> exists even on freestanding compilers.  */
-
 #ifdef __STDC__
 # include <limits.h>
 #else
 # include <assert.h>
 #endif
-
-#undef pthread_getattr_np
-
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
@@ -3942,20 +3748,11 @@ return f != pthread_getattr_np;
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -3968,8 +3765,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_func_pthread_getattr_np=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_func_pthread_getattr_np" >&5
 echo "${ECHO_T}$ac_cv_func_pthread_getattr_np" >&6
@@ -3991,6 +3787,7 @@ echo $ECHO_N "checking for pthread_getattr_np declaration... $ECHO_C" >&6
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -4234,6 +4031,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldl  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -4257,20 +4055,11 @@ dlopen ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -4283,8 +4072,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_dl_dlopen=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_dl_dlopen" >&5
@@ -4446,14 +4234,7 @@ echo "${ECHO_T}Using $CC for compiling with threads" >&6
 
 	    # AIX v<=4.1 has some different flags than 4.2+
 	    if test "$system" = "AIX-4.1" -o "`uname -v`" -lt "4" ; then
-		case $LIBOBJS in
-    "tclLoadAix.$ac_objext"   | \
-  *" tclLoadAix.$ac_objext"   | \
-    "tclLoadAix.$ac_objext "* | \
-  *" tclLoadAix.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS tclLoadAix.$ac_objext" ;;
-esac
-
+		LIBOBJS="$LIBOBJS tclLoadAix.$ac_objext"
 		DL_LIBS="-lld"
 	    fi
 
@@ -4493,6 +4274,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lbsd  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -4516,20 +4298,11 @@ gettimeofday ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -4542,8 +4315,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_bsd_gettimeofday=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_bsd_gettimeofday" >&5
@@ -4584,6 +4356,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lbind  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -4607,20 +4380,11 @@ inet_ntoa ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -4633,8 +4397,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_bind_inet_ntoa=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_bind_inet_ntoa" >&5
@@ -4698,6 +4461,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -4721,20 +4485,11 @@ shl_load ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -4747,8 +4502,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_dld_shl_load=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_dld_shl_load" >&5
@@ -4815,6 +4569,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-ldld  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -4838,20 +4593,11 @@ shl_load ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -4864,8 +4610,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_dld_shl_load=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_dld_shl_load" >&5
@@ -4991,6 +4736,7 @@ else
 echo "$as_me:$LINENO: checking dld.h usability" >&5
 echo $ECHO_N "checking dld.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5001,20 +4747,11 @@ $ac_includes_default
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5027,7 +4764,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_header_compiler=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
 echo "${ECHO_T}$ac_header_compiler" >&6
 
@@ -5035,6 +4772,7 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking dld.h presence" >&5
 echo $ECHO_N "checking dld.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5052,7 +4790,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -5072,32 +4809,33 @@ 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: )
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
     { echo "$as_me:$LINENO: WARNING: dld.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: dld.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h: proceeding with the compiler's result" >&5
-echo "$as_me: WARNING: dld.h: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
+    { echo "$as_me:$LINENO: WARNING: dld.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: dld.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
     ;;
-  no:yes:* )
+  no:yes )
     { echo "$as_me:$LINENO: WARNING: dld.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: dld.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h:     check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: dld.h:     check for missing prerequisite headers?" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h: see the Autoconf documentation" >&5
-echo "$as_me: WARNING: dld.h: see the Autoconf documentation" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h:     section \"Present But Cannot Be Compiled\"" >&5
-echo "$as_me: WARNING: dld.h:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: dld.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: dld.h: check for missing prerequisite headers?" >&2;}
     { echo "$as_me:$LINENO: WARNING: dld.h: proceeding with the preprocessor's result" >&5
 echo "$as_me: WARNING: dld.h: proceeding with the preprocessor's result" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h: in the future, the compiler will take precedence" >&5
-echo "$as_me: WARNING: dld.h: in the future, the compiler will take precedence" >&2;}
     (
       cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
 _ASBOX
     ) |
       sed "s/^/$as_me: WARNING:     /" >&2
@@ -5174,6 +4912,7 @@ else
 echo "$as_me:$LINENO: checking dld.h usability" >&5
 echo $ECHO_N "checking dld.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5184,20 +4923,11 @@ $ac_includes_default
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5210,7 +4940,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_header_compiler=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
 echo "${ECHO_T}$ac_header_compiler" >&6
 
@@ -5218,6 +4948,7 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking dld.h presence" >&5
 echo $ECHO_N "checking dld.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5235,7 +4966,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -5255,32 +4985,33 @@ 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: )
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
     { echo "$as_me:$LINENO: WARNING: dld.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: dld.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h: proceeding with the compiler's result" >&5
-echo "$as_me: WARNING: dld.h: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
+    { echo "$as_me:$LINENO: WARNING: dld.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: dld.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
     ;;
-  no:yes:* )
+  no:yes )
     { echo "$as_me:$LINENO: WARNING: dld.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: dld.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h:     check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: dld.h:     check for missing prerequisite headers?" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h: see the Autoconf documentation" >&5
-echo "$as_me: WARNING: dld.h: see the Autoconf documentation" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h:     section \"Present But Cannot Be Compiled\"" >&5
-echo "$as_me: WARNING: dld.h:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: dld.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: dld.h: check for missing prerequisite headers?" >&2;}
     { echo "$as_me:$LINENO: WARNING: dld.h: proceeding with the preprocessor's result" >&5
 echo "$as_me: WARNING: dld.h: proceeding with the preprocessor's result" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dld.h: in the future, the compiler will take precedence" >&5
-echo "$as_me: WARNING: dld.h: in the future, the compiler will take precedence" >&2;}
     (
       cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
 _ASBOX
     ) |
       sed "s/^/$as_me: WARNING:     /" >&2
@@ -5348,6 +5079,7 @@ else
 echo "$as_me:$LINENO: checking dlfcn.h usability" >&5
 echo $ECHO_N "checking dlfcn.h usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5358,20 +5090,11 @@ $ac_includes_default
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5384,7 +5107,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_header_compiler=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
 echo "${ECHO_T}$ac_header_compiler" >&6
 
@@ -5392,6 +5115,7 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking dlfcn.h presence" >&5
 echo $ECHO_N "checking dlfcn.h presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5409,7 +5133,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -5429,32 +5152,33 @@ 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: )
+case $ac_header_compiler:$ac_header_preproc in
+  yes:no )
     { echo "$as_me:$LINENO: WARNING: dlfcn.h: accepted by the compiler, rejected by the preprocessor!" >&5
 echo "$as_me: WARNING: dlfcn.h: accepted by the compiler, rejected by the preprocessor!" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dlfcn.h: proceeding with the compiler's result" >&5
-echo "$as_me: WARNING: dlfcn.h: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
+    { echo "$as_me:$LINENO: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
     ;;
-  no:yes:* )
+  no:yes )
     { echo "$as_me:$LINENO: WARNING: dlfcn.h: present but cannot be compiled" >&5
 echo "$as_me: WARNING: dlfcn.h: present but cannot be compiled" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dlfcn.h:     check for missing prerequisite headers?" >&5
-echo "$as_me: WARNING: dlfcn.h:     check for missing prerequisite headers?" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dlfcn.h: see the Autoconf documentation" >&5
-echo "$as_me: WARNING: dlfcn.h: see the Autoconf documentation" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dlfcn.h:     section \"Present But Cannot Be Compiled\"" >&5
-echo "$as_me: WARNING: dlfcn.h:     section \"Present But Cannot Be Compiled\"" >&2;}
+    { echo "$as_me:$LINENO: WARNING: dlfcn.h: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: dlfcn.h: check for missing prerequisite headers?" >&2;}
     { echo "$as_me:$LINENO: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&5
 echo "$as_me: WARNING: dlfcn.h: proceeding with the preprocessor's result" >&2;}
-    { echo "$as_me:$LINENO: WARNING: dlfcn.h: in the future, the compiler will take precedence" >&5
-echo "$as_me: WARNING: dlfcn.h: in the future, the compiler will take precedence" >&2;}
     (
       cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
 _ASBOX
     ) |
       sed "s/^/$as_me: WARNING:     /" >&2
@@ -5485,6 +5209,7 @@ if test $ac_cv_header_dlfcn_h = yes; then
 		echo "$as_me:$LINENO: checking for ELF" >&5
 echo $ECHO_N "checking for ELF... $ECHO_C" >&6
 		cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5542,6 +5267,7 @@ fi
 	    echo "$as_me:$LINENO: checking for ELF" >&5
 echo $ECHO_N "checking for ELF... $ECHO_C" >&6
 	    cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5905,6 +5631,7 @@ echo "$as_me: WARNING: \"64bit mode only supported sparcv9 system\"" >&2;}
 echo $ECHO_N "checking for ld accepts -Bexport flag... $ECHO_C" >&6
 	    LDFLAGS="$LDFLAGS -Wl,-Bexport"
 	    cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -5921,20 +5648,11 @@ int i;
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -5947,8 +5665,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 LDFLAGS=$hold_ldflags found=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 	    echo "$as_me:$LINENO: result: $found" >&5
 echo "${ECHO_T}$found" >&6
 	    CC_SEARCH_FLAGS=""
@@ -5992,6 +5709,7 @@ _ACEOF
 	echo "$as_me:$LINENO: checking sys/exec.h" >&5
 echo $ECHO_N "checking sys/exec.h... $ECHO_C" >&6
 	cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6019,20 +5737,11 @@ main ()
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6045,7 +5754,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_ok=unusable
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 	echo "$as_me:$LINENO: result: $tcl_ok" >&5
 echo "${ECHO_T}$tcl_ok" >&6
 	if test $tcl_ok = usable; then
@@ -6058,6 +5767,7 @@ _ACEOF
 	    echo "$as_me:$LINENO: checking a.out.h" >&5
 echo $ECHO_N "checking a.out.h... $ECHO_C" >&6
 	    cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6085,20 +5795,11 @@ main ()
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6111,7 +5812,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_ok=unusable
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 	    echo "$as_me:$LINENO: result: $tcl_ok" >&5
 echo "${ECHO_T}$tcl_ok" >&6
 	    if test $tcl_ok = usable; then
@@ -6124,6 +5825,7 @@ _ACEOF
 		echo "$as_me:$LINENO: checking sys/exec_aout.h" >&5
 echo $ECHO_N "checking sys/exec_aout.h... $ECHO_C" >&6
 		cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6151,20 +5853,11 @@ main ()
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6177,7 +5870,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_ok=unusable
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 		echo "$as_me:$LINENO: result: $tcl_ok" >&5
 echo "${ECHO_T}$tcl_ok" >&6
 		if test $tcl_ok = usable; then
@@ -6418,6 +6111,7 @@ echo $ECHO_N "checking for required early compiler flags... $ECHO_C" >&6
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6434,20 +6128,11 @@ char *p = (char *)strtoll; char *q = (char *)strtoull;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6459,6 +6144,7 @@ else
 sed 's/^/| /' conftest.$ac_ext >&5
 
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6476,20 +6162,11 @@ char *p = (char *)strtoll; char *q = (char *)strtoull;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6502,9 +6179,9 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_cv_flag__isoc99_source=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "x${tcl_cv_flag__isoc99_source}" = "xyes" ; then
@@ -6520,6 +6197,7 @@ _ACEOF
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6536,20 +6214,11 @@ struct stat64 buf; int i = stat64("/", &buf);
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6561,6 +6230,7 @@ else
 sed 's/^/| /' conftest.$ac_ext >&5
 
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6578,20 +6248,11 @@ struct stat64 buf; int i = stat64("/", &buf);
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6604,9 +6265,9 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_cv_flag__largefile64_source=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "x${tcl_cv_flag__largefile64_source}" = "xyes" ; then
@@ -6635,6 +6296,7 @@ else
 	tcl_cv_type_64bit=none
 	# See if the compiler knows natively about __int64
 	cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6651,20 +6313,11 @@ __int64 value = (__int64) 0;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6677,11 +6330,12 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_type_64bit="long long"
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f 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
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6700,20 +6354,11 @@ switch (0) {
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6725,7 +6370,7 @@ else
 sed 's/^/| /' conftest.$ac_ext >&5
 
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 
     if test "${tcl_cv_type_64bit}" = none ; then
@@ -6753,6 +6398,7 @@ echo $ECHO_N "checking for struct dirent64... $ECHO_C" >&6
 else
 
 	    cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6770,20 +6416,11 @@ struct dirent64 p;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6796,7 +6433,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_cv_struct_dirent64=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 
 	if test "x${tcl_cv_struct_dirent64}" = "xyes" ; then
@@ -6816,6 +6453,7 @@ echo $ECHO_N "checking for struct stat64... $ECHO_C" >&6
 else
 
 	    cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6833,20 +6471,11 @@ struct stat64 p;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6859,7 +6488,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_cv_struct_stat64=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 
 	if test "x${tcl_cv_struct_stat64}" = "xyes" ; then
@@ -6883,28 +6512,21 @@ if eval "test \"\${$as_ac_var+set}\" = set"; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$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"
@@ -6935,20 +6557,11 @@ return f != $ac_func;
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -6961,8 +6574,7 @@ 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
+rm -f 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
@@ -6981,6 +6593,7 @@ echo $ECHO_N "checking for off64_t... $ECHO_C" >&6
 else
 
 	    cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -6998,20 +6611,11 @@ off64_t offset;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7024,7 +6628,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tcl_cv_type_off64_t=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 
 			if test "x${tcl_cv_type_off64_t}" = "xyes" && \
@@ -7071,6 +6675,7 @@ fi
 echo "$as_me:$LINENO: checking stdlib.h" >&5
 echo $ECHO_N "checking stdlib.h... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7088,6 +6693,7 @@ fi
 rm -f conftest*
 
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7105,6 +6711,7 @@ fi
 rm -f conftest*
 
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7144,6 +6751,7 @@ echo "${ECHO_T}$tk_ok" >&6
 echo "$as_me:$LINENO: checking fd_set and sys/select" >&5
 echo $ECHO_N "checking fd_set and sys/select... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7160,20 +6768,11 @@ fd_set readMask, writeMask;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7186,9 +6785,10 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tk_ok=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 if test $tk_ok = no; then
     cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7232,6 +6832,7 @@ if test "${ac_cv_type_mode_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7251,20 +6852,11 @@ if (sizeof (mode_t))
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7277,7 +6869,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_type_mode_t=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_type_mode_t" >&5
 echo "${ECHO_T}$ac_cv_type_mode_t" >&6
@@ -7297,6 +6889,7 @@ if test "${ac_cv_type_pid_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7316,20 +6909,11 @@ if (sizeof (pid_t))
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7342,7 +6926,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_type_pid_t=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_type_pid_t" >&5
 echo "${ECHO_T}$ac_cv_type_pid_t" >&6
@@ -7362,6 +6946,7 @@ if test "${ac_cv_type_size_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7381,20 +6966,11 @@ if (sizeof (size_t))
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7407,7 +6983,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_type_size_t=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_type_size_t" >&5
 echo "${ECHO_T}$ac_cv_type_size_t" >&6
@@ -7427,6 +7003,7 @@ if test "${ac_cv_type_uid_t+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7481,6 +7058,7 @@ else
 echo "$as_me:$LINENO: checking $ac_header usability" >&5
 echo $ECHO_N "checking $ac_header usability... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7491,20 +7069,11 @@ $ac_includes_default
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7517,7 +7086,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_header_compiler=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 echo "$as_me:$LINENO: result: $ac_header_compiler" >&5
 echo "${ECHO_T}$ac_header_compiler" >&6
 
@@ -7525,6 +7094,7 @@ echo "${ECHO_T}$ac_header_compiler" >&6
 echo "$as_me:$LINENO: checking $ac_header presence" >&5
 echo $ECHO_N "checking $ac_header presence... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7542,7 +7112,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -7562,32 +7131,33 @@ 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: )
+case $ac_header_compiler:$ac_header_preproc 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: $ac_header: proceeding with the compiler's result" >&2;}
-    ac_header_preproc=yes
+    { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
+echo "$as_me: WARNING: $ac_header: proceeding with the preprocessor's result" >&2;}
+    (
+      cat <<\_ASBOX
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
+_ASBOX
+    ) |
+      sed "s/^/$as_me: WARNING:     /" >&2
     ;;
-  no: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: $ac_header: check for missing prerequisite headers?" >&5
+echo "$as_me: WARNING: $ac_header: check for missing prerequisite headers?" >&2;}
     { echo "$as_me:$LINENO: WARNING: $ac_header: proceeding with the preprocessor's result" >&5
 echo "$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: $ac_header: in the future, the compiler will take precedence" >&2;}
     (
       cat <<\_ASBOX
-## ----------------------------- ##
-## Report this to the tk lists.  ##
-## ----------------------------- ##
+## ------------------------------------ ##
+## Report this to bug-autoconf@gnu.org. ##
+## ------------------------------------ ##
 _ASBOX
     ) |
       sed "s/^/$as_me: WARNING:     /" >&2
@@ -7598,7 +7168,7 @@ 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"
+  eval "$as_ac_Header=$ac_header_preproc"
 fi
 echo "$as_me:$LINENO: result: `eval echo '${'$as_ac_Header'}'`" >&5
 echo "${ECHO_T}`eval echo '${'$as_ac_Header'}'`" >&6
@@ -7619,6 +7189,7 @@ if test "${ac_cv_header_time+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7639,20 +7210,11 @@ return 0;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7665,7 +7227,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_header_time=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_header_time" >&5
 echo "${ECHO_T}$ac_cv_header_time" >&6
@@ -7685,6 +7247,7 @@ fi
 echo "$as_me:$LINENO: checking pw_gecos in struct pwd" >&5
 echo $ECHO_N "checking pw_gecos in struct pwd... $ECHO_C" >&6
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7701,20 +7264,11 @@ struct passwd pwd; pwd.pw_gecos;
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7727,7 +7281,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 tk_ok=no
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 echo "$as_me:$LINENO: result: $tk_ok" >&5
 echo "${ECHO_T}$tk_ok" >&6
 if test $tk_ok = yes; then
@@ -7751,7 +7305,6 @@ fi
     echo "$as_me:$LINENO: checking for X" >&5
 echo $ECHO_N "checking for X... $ECHO_C" >&6
 
-ac_path_x_has_been_run=yes
 
 # Check whether --with-x or --without-x was given.
 if test "${with_x+set}" = set; then
@@ -7786,8 +7339,8 @@ _ACEOF
     # 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
-	ac_im_usrlibdir=$ac_im_libdir; break
+         test -f $ac_im_libdir/libX11.$ac_extension; then
+        ac_im_usrlibdir=$ac_im_libdir; break
       fi
     done
     # Screen out bogus values from the imake configuration.  They are
@@ -7844,9 +7397,10 @@ ac_x_header_dirs='
 /usr/openwin/share/include'
 
 if test "$ac_x_includes" = no; then
-  # Guess where to find include files, by looking for a specified header file.
+  # Guess where to find include files, by looking for Intrinsic.h.
   # First, try using that file with no special directory specified.
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7864,7 +7418,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -7895,6 +7448,7 @@ if test "$ac_x_libraries" = no; then
   ac_save_LIBS=$LIBS
   LIBS="-lXt $LIBS"
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -7911,20 +7465,11 @@ XtMalloc (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
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -7949,8 +7494,7 @@ do
   done
 done
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$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
@@ -7959,7 +7503,7 @@ if test "$ac_x_includes" = no || test "$ac_x_libraries" = no; then
 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"
+	        ac_x_includes=$ac_x_includes ac_x_libraries=$ac_x_libraries"
 fi
 fi
 
@@ -7978,18 +7522,15 @@ else
   # 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"
-  # It might be that x_includes is empty (headers are found in the
-  # standard search path. Then output the corresponding message
-  ac_out_x_includes=$x_includes
-  test "x$x_includes" = x && ac_out_x_includes="in standard search path"
-  echo "$as_me:$LINENO: result: libraries $x_libraries, headers $ac_out_x_includes" >&5
-echo "${ECHO_T}libraries $x_libraries, headers $ac_out_x_includes" >&6
+  echo "$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 >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -8007,7 +7548,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -8034,6 +7574,7 @@ rm -f conftest.err conftest.$ac_ext
 echo $ECHO_N "checking for X11 header files... $ECHO_C" >&6
 	found_xincludes="no"
 	cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -8051,7 +7592,6 @@ if { (eval echo "$as_me:$LINENO: \"$ac_cpp conftest.$ac_ext\"") >&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
@@ -8120,6 +7660,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXwindow  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -8143,20 +7684,11 @@ XCreateWindow ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8169,8 +7701,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_Xwindow_XCreateWindow=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 LIBS=$ac_check_lib_save_LIBS
 fi
 echo "$as_me:$LINENO: result: $ac_cv_lib_Xwindow_XCreateWindow" >&5
@@ -8241,6 +7772,7 @@ else
   ac_check_lib_save_LIBS=$LIBS
 LIBS="-lXbsd  $LIBS"
 cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -8258,20 +7790,11 @@ main ();
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8284,8 +7807,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_lib_Xbsd_main=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$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
@@ -8314,6 +7836,7 @@ echo $ECHO_N "checking MIT X libraries... $ECHO_C" >&6
     tk_oldLibs=$LIBS
     LIBS="$LIBS -lX11-mit"
     cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -8334,20 +7857,11 @@ main ()
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8366,8 +7880,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 echo "$as_me:$LINENO: result: no" >&5
 echo "${ECHO_T}no" >&6
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
     CFLAGS=$tk_oldCFlags
     LIBS=$tk_oldLibs
 fi
@@ -8426,6 +7939,7 @@ if test "${ac_cv_c_char_unsigned+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -8444,20 +7958,11 @@ test_array [0] = 0
 _ACEOF
 rm -f conftest.$ac_objext
 if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
-  (eval $ac_compile) 2>conftest.er1
+  (eval $ac_compile) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest.$ac_objext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8470,7 +7975,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_c_char_unsigned=yes
 fi
-rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_c_char_unsigned" >&5
 echo "${ECHO_T}$ac_cv_c_char_unsigned" >&6
@@ -8496,28 +8001,21 @@ if test "${ac_cv_func_strtod+set}" = set; then
   echo $ECHO_N "(cached) $ECHO_C" >&6
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
 cat >>conftest.$ac_ext <<_ACEOF
 /* end confdefs.h.  */
-/* Define strtod to an innocuous variant, in case <limits.h> declares strtod.
-   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
-#define strtod innocuous_strtod
-
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtod (); below.
     Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
     <limits.h> exists even on freestanding compilers.  */
-
 #ifdef __STDC__
 # include <limits.h>
 #else
 # include <assert.h>
 #endif
-
-#undef strtod
-
 /* Override any gcc2 internal prototype to avoid an error.  */
 #ifdef __cplusplus
 extern "C"
@@ -8548,20 +8046,11 @@ return f != strtod;
 _ACEOF
 rm -f conftest.$ac_objext conftest$ac_exeext
 if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
+  (eval $ac_link) 2>&5
   ac_status=$?
-  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'
+         { ac_try='test -s conftest$ac_exeext'
   { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
   (eval $ac_try) 2>&5
   ac_status=$?
@@ -8574,8 +8063,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 
 ac_cv_func_strtod=no
 fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
+rm -f conftest.$ac_objext conftest$ac_exeext conftest.$ac_ext
 fi
 echo "$as_me:$LINENO: result: $ac_cv_func_strtod" >&5
 echo "${ECHO_T}$ac_cv_func_strtod" >&6
@@ -8596,6 +8084,7 @@ else
   tcl_cv_strtod_buggy=0
 else
   cat >conftest.$ac_ext <<_ACEOF
+#line $LINENO "configure"
 /* confdefs.h.  */
 _ACEOF
 cat confdefs.h >>conftest.$ac_ext
@@ -8642,7 +8131,7 @@ sed 's/^/| /' conftest.$ac_ext >&5
 ( exit $ac_status )
 tcl_cv_strtod_buggy=0
 fi
-rm -f core *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
+rm -f core core.* *.core gmon.out bb.out conftest$ac_exeext conftest.$ac_objext conftest.$ac_ext
 fi
 fi
 
@@ -8652,14 +8141,7 @@ echo "${ECHO_T}ok" >&6
 	else
 	    echo "$as_me:$LINENO: result: buggy" >&5
 echo "${ECHO_T}buggy" >&6
-	    case $LIBOBJS in
-    "fixstrtod.$ac_objext"   | \
-  *" fixstrtod.$ac_objext"   | \
-    "fixstrtod.$ac_objext "* | \
-  *" fixstrtod.$ac_objext "* ) ;;
-  *) LIBOBJS="$LIBOBJS fixstrtod.$ac_objext" ;;
-esac
-
+	    LIBOBJS="$LIBOBJS fixstrtod.$ac_objext"
 	    USE_COMPAT=1
 
 cat >>confdefs.h <<\_ACEOF
@@ -8805,13 +8287,13 @@ _ACEOF
       # `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"
+        "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"
+        "s/^\\([_$as_cr_alnum]*_cv_[_$as_cr_alnum]*\\)=\\(.*\\)/\\1=\\2/p"
       ;;
     esac;
 } |
@@ -8841,13 +8323,13 @@ test "x$exec_prefix" = xNONE && exec_prefix='${prefix}'
 # 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[	 ]*=/{
+  ac_vpsub='/^[ 	]*VPATH[ 	]*=/{
 s/:*\$(srcdir):*/:/;
 s/:*\${srcdir}:*/:/;
 s/:*@srcdir@:*/:/;
-s/^\([^=]*=[	 ]*\):*/\1/;
+s/^\([^=]*=[ 	]*\):*/\1/;
 s/:*$//;
-s/^[^=]*=[	 ]*$//;
+s/^[^=]*=[ 	]*$//;
 }'
 fi
 
@@ -8861,13 +8343,13 @@ fi
 cat >confdef2opt.sed <<\_ACEOF
 t clear
 : clear
-s,^[	 ]*#[	 ]*define[	 ][	 ]*\([^	 (][^	 (]*([^)]*)\)[	 ]*\(.*\),-D\1=\2,g
+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
 s,\$,$$,g
@@ -8889,7 +8371,7 @@ ac_ltlibobjs=
 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$//;s/\.obj$//'`
+         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'
@@ -8933,10 +8415,9 @@ if test -n "${ZSH_VERSION+set}" && (emulate sh) >/dev/null 2>&1; then
 elif test -n "${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
+if (FOO=FOO; unset FOO) >/dev/null 2>&1; then
   as_unset=unset
 else
   as_unset=false
@@ -8955,7 +8436,7 @@ for as_var in \
   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
+  if (set +x; test -n "`(eval $as_var=C; export $as_var) 2>&1`"); then
     eval $as_var=C; export $as_var
   else
     $as_unset $as_var
@@ -9134,17 +8615,16 @@ rm -f conf$$ conf$$.exe conf$$.file
 if mkdir -p . 2>/dev/null; then
   as_mkdir_p=:
 else
-  test -d ./-p && rmdir ./-p
   as_mkdir_p=false
 fi
 
 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%[^_$as_cr_alnum]%_%g'"
+as_tr_cpp="sed y%*$as_cr_letters%P$as_cr_LETTERS%;s%[^_$as_cr_alnum]%_%g"
 
 # Sed expression to map a string onto a valid variable name.
-as_tr_sh="eval sed 'y%*+%pp%;s%[^_$as_cr_alnum]%_%g'"
+as_tr_sh="sed y%*+%pp%;s%[^_$as_cr_alnum]%_%g"
 
 
 # IFS
@@ -9171,7 +8651,7 @@ _ASBOX
 cat >&5 <<_CSEOF
 
 This file was extended by tk $as_me 8.5, which was
-generated by GNU Autoconf 2.59.  Invocation command line was
+generated by GNU Autoconf 2.57.  Invocation command line was
 
   CONFIG_FILES    = $CONFIG_FILES
   CONFIG_HEADERS  = $CONFIG_HEADERS
@@ -9215,7 +8695,7 @@ Usage: $0 [OPTIONS] [FILE]...
   -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
+                   instantiate the configuration file FILE
 
 Configuration files:
 $config_files
@@ -9226,10 +8706,11 @@ _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF
 ac_cs_version="\\
 tk config.status 8.5
-configured by $0, generated by GNU Autoconf 2.59,
+configured by $0, generated by GNU Autoconf 2.57,
   with options \\"`echo "$ac_configure_args" | sed 's/[\\""\`\$]/\\\\&/g'`\\"
 
-Copyright (C) 2003 Free Software Foundation, Inc.
+Copyright 1992, 1993, 1994, 1995, 1996, 1998, 1999, 2000, 2001
+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
@@ -9519,9 +9000,9 @@ _ACEOF
       (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"
+  	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"
+  	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
@@ -9539,21 +9020,21 @@ 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,:.*,,'` ;;
+        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 "$ac_file" | sed 's,:.*,,'` ;;
+        ac_file=`echo "$ac_file" | sed 's,:.*,,'` ;;
   * )   ac_file_in=$ac_file.in ;;
   esac
 
   # 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 ||
+         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; }
@@ -9569,10 +9050,10 @@ echo X"$ac_file" |
       as_dirs="$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 ||
+         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; }
@@ -9610,48 +9091,20 @@ case $srcdir in
     ac_srcdir=$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/$ac_top_srcdir;;
-  esac;;
-esac
+# Don't blindly perform a `cd "$ac_dir"/$ac_foo && pwd` since $ac_foo can be
+# absolute.
+ac_abs_builddir=`cd "$ac_dir" && cd $ac_builddir && pwd`
+ac_abs_top_builddir=`cd "$ac_dir" && cd ${ac_top_builddir}. && pwd`
+ac_abs_srcdir=`cd "$ac_dir" && cd $ac_srcdir && pwd`
+ac_abs_top_srcdir=`cd "$ac_dir" && cd $ac_top_srcdir && pwd`
 
 
 
+  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 $as_me), people would be surprised to read:
   #    /* config.h.  Generated by config.status.  */
@@ -9661,7 +9114,7 @@ esac
     configure_input="$ac_file.  "
   fi
   configure_input=$configure_input"Generated from `echo $ac_file_in |
-				     sed 's,.*/,,'` by configure."
+                                     sed 's,.*/,,'` by configure."
 
   # First look for the input files in the build tree, otherwise in the
   # src tree.
@@ -9670,32 +9123,26 @@ esac
       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: $f" >&5
+         # Absolute (can't be DOS-style, as IFS=:)
+         test -f "$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";;
+         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: $f" >&5
+         if test -f "$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: $f" >&2;}
    { (exit 1); exit 1; }; }
-	 fi;;
+         fi;;
       esac
     done` || { (exit 1); exit 1; }
-
-  if test x"$ac_file" != x-; then
-    { echo "$as_me:$LINENO: creating $ac_file" >&5
-echo "$as_me: creating $ac_file" >&6;}
-    rm -f "$ac_file"
-  fi
 _ACEOF
 cat >>$CONFIG_STATUS <<_ACEOF
   sed "$ac_vpsub
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index a58e9f3..73488a6 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -33,6 +33,13 @@ AC_DEFUN(SC_PATH_TCLCONFIG, [
 
 	    # First check to see if --with-tcl was specified.
 	    if test x"${with_tclconfig}" != x ; then
+		case ${with_tclconfig} in
+		    */tclConfig.sh )
+			if test -f ${with_tclconfig}; then
+			    AC_MSG_WARN([--with-tcl argument should refer to directory containing tclConfig.sh, not to tclConfig.sh itself])
+			    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
@@ -137,6 +144,13 @@ AC_DEFUN(SC_PATH_TKCONFIG, [
 
 	    # First check to see if --with-tkconfig was specified.
 	    if test x"${with_tkconfig}" != x ; then
+		case ${with_tkconfig} in
+		    */tkConfig.sh )
+			if test -f ${with_tkconfig}; then
+			    AC_MSG_WARN([--with-tk argument should refer to directory containing tkConfig.sh, not to tkConfig.sh itself])
+			    with_tkconfig=`echo ${with_tkconfig} | sed 's!/tkConfig\.sh$!!'`
+			fi ;;
+		esac
 		if test -f "${with_tkconfig}/tkConfig.sh" ; then
 		    ac_cv_c_tkconfig=`(cd ${with_tkconfig}; pwd)`
 		else