* unix/tcl.m4: integrate CPPFLAGS into CFLAGS as late as possible

	* unix/configure.in: and move (rather than duplicate) -isysroot flags
	from CFLAGS to CPPFLAGS to avoid errors about multiple -isysroot flags
	from some older gcc builds.

	* unix/configure: autoconf-2.13

4 files changed, 195 insertions, 148 deletions

diff --git a/ChangeLog b/ChangeLog
index 9a63839..d61b47c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,12 @@
+2007-01-25  Daniel Steffen  <das@users.sourceforge.net>
+
+	* unix/tcl.m4:       integrate CPPFLAGS into CFLAGS as late as possible
+	* unix/configure.in: and move (rather than duplicate) -isysroot flags
+	from CFLAGS to CPPFLAGS to avoid errors about multiple -isysroot flags
+	from some older gcc builds.
+
+	* unix/configure: autoconf-2.13
+
 2006-01-19  Daniel Steffen  <das@users.sourceforge.net>
 
 	* unix/tcl.m4: ensure CPPFLAGS env var is used when set. [Bug 1586861]
diff --git a/unix/configure b/unix/configure
index 2593a99..dbd734e 100755
--- a/unix/configure
+++ b/unix/configure
@@ -2949,13 +2949,16 @@ echo "$ac_t""$tcl_cv_ld_elf" 1>&6
 	    # preprocessing tests and compiling tests, add any -isysroot and
 	    # -mmacosx-version-min flags present in CFLAGS to CPPFLAGS:
 	    CPPFLAGS="${CPPFLAGS} `echo " ${CFLAGS}" | \
-		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=1;i<=NF;i++) \
+		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \
 		if ($i~/^(isysroot|mmacosx-version-min)/) print "-"$i}'`"
+	    CFLAGS="`echo " ${CFLAGS}" | \
+		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \
+		if (!($i~/^(isysroot|mmacosx-version-min)/)) print "-"$i}'`"
 	    if test $do64bit = yes; then
 		case `arch` in
 		    ppc)
 			echo $ac_n "checking if compiler accepts -arch ppc64 flag""... $ac_c" 1>&6
-echo "configure:2959: checking if compiler accepts -arch ppc64 flag" >&5
+echo "configure:2962: checking if compiler accepts -arch ppc64 flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_cc_arch_ppc64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2963,14 +2966,14 @@ else
 			    hold_cflags=$CFLAGS
 			    CFLAGS="$CFLAGS -arch ppc64 -mpowerpc64 -mcpu=G5"
 			    cat > conftest.$ac_ext <<EOF
-#line 2967 "configure"
+#line 2970 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:2974: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:2977: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_cc_arch_ppc64=yes
 else
@@ -2990,7 +2993,7 @@ echo "$ac_t""$tcl_cv_cc_arch_ppc64" 1>&6
 			fi;;
 		    i386)
 			echo $ac_n "checking if compiler accepts -arch x86_64 flag""... $ac_c" 1>&6
-echo "configure:2994: checking if compiler accepts -arch x86_64 flag" >&5
+echo "configure:2997: checking if compiler accepts -arch x86_64 flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_cc_arch_x86_64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -2998,14 +3001,14 @@ else
 			    hold_cflags=$CFLAGS
 			    CFLAGS="$CFLAGS -arch x86_64"
 			    cat > conftest.$ac_ext <<EOF
-#line 3002 "configure"
+#line 3005 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3009: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3012: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_cc_arch_x86_64=yes
 else
@@ -3034,7 +3037,7 @@ echo "$ac_t""$tcl_cv_cc_arch_x86_64" 1>&6
 	    fi
 	    SHLIB_LD='${CC} -dynamiclib ${CFLAGS} ${LDFLAGS}'
 	    echo $ac_n "checking if ld accepts -single_module flag""... $ac_c" 1>&6
-echo "configure:3038: checking if ld accepts -single_module flag" >&5
+echo "configure:3041: checking if ld accepts -single_module flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_ld_single_module'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3042,14 +3045,14 @@ else
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -dynamiclib -Wl,-single_module"
 		cat > conftest.$ac_ext <<EOF
-#line 3046 "configure"
+#line 3049 "configure"
 #include "confdefs.h"
 
 int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:3053: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3056: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_ld_single_module=yes
 else
@@ -3076,7 +3079,7 @@ echo "$ac_t""$tcl_cv_ld_single_module" 1>&6
 		LDFLAGS="$LDFLAGS -prebind"
 	    LDFLAGS="$LDFLAGS -headerpad_max_install_names"
 	    echo $ac_n "checking if ld accepts -search_paths_first flag""... $ac_c" 1>&6
-echo "configure:3080: checking if ld accepts -search_paths_first flag" >&5
+echo "configure:3083: checking if ld accepts -search_paths_first flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_ld_search_paths_first'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3084,14 +3087,14 @@ else
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-search_paths_first"
 		cat > conftest.$ac_ext <<EOF
-#line 3088 "configure"
+#line 3091 "configure"
 #include "confdefs.h"
 
 int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:3095: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3098: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_ld_search_paths_first=yes
 else
@@ -3114,7 +3117,7 @@ echo "$ac_t""$tcl_cv_ld_search_paths_first" 1>&6
 	    PLAT_OBJS=\$\(MAC\_OSX_OBJS\)
 	    PLAT_SRCS=\$\(MAC\_OSX_SRCS\)
 	    echo $ac_n "checking whether to use CoreFoundation""... $ac_c" 1>&6
-echo "configure:3118: checking whether to use CoreFoundation" >&5
+echo "configure:3121: checking whether to use CoreFoundation" >&5
 	    # Check whether --enable-corefoundation or --disable-corefoundation was given.
 if test "${enable_corefoundation+set}" = set; then
   enableval="$enable_corefoundation"
@@ -3126,7 +3129,7 @@ fi
 	    echo "$ac_t""$tcl_corefoundation" 1>&6
 	    if test $tcl_corefoundation = yes; then
 		echo $ac_n "checking for CoreFoundation.framework""... $ac_c" 1>&6
-echo "configure:3130: checking for CoreFoundation.framework" >&5
+echo "configure:3133: checking for CoreFoundation.framework" >&5
 if eval "test \"`echo '$''{'tcl_cv_lib_corefoundation'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3140,14 +3143,14 @@ else
 		    fi
 		    LIBS="$LIBS -framework CoreFoundation"
 		    cat > conftest.$ac_ext <<EOF
-#line 3144 "configure"
+#line 3147 "configure"
 #include "confdefs.h"
 #include <CoreFoundation/CoreFoundation.h>
 int main() {
 CFBundleRef b = CFBundleGetMainBundle();
 ; return 0; }
 EOF
-if { (eval echo configure:3151: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3154: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_lib_corefoundation=yes
 else
@@ -3172,7 +3175,7 @@ EOF
 		fi
 		if test "$fat_32_64" = yes -a $tcl_corefoundation = yes; then
 		    echo $ac_n "checking for 64-bit CoreFoundation""... $ac_c" 1>&6
-echo "configure:3176: checking for 64-bit CoreFoundation" >&5
+echo "configure:3179: checking for 64-bit CoreFoundation" >&5
 if eval "test \"`echo '$''{'tcl_cv_lib_corefoundation_64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3180,14 +3183,14 @@ else
 			hold_cflags=$CFLAGS
 			CFLAGS="`echo "$CFLAGS " | sed -e 's/-arch ppc / /g' -e 's/-arch i386 / /g'`"
 			cat > conftest.$ac_ext <<EOF
-#line 3184 "configure"
+#line 3187 "configure"
 #include "confdefs.h"
 #include <CoreFoundation/CoreFoundation.h>
 int main() {
 CFBundleRef b = CFBundleGetMainBundle();
 ; return 0; }
 EOF
-if { (eval echo configure:3191: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3194: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_lib_corefoundation_64=yes
 else
@@ -3500,7 +3503,7 @@ EOF
 	    # Some UNIX_SV* systems (unixware 1.1.2 for example) have linkers
 	    # that don't grok the -Bexport option.  Test that it does.
 	    echo $ac_n "checking for ld accepts -Bexport flag""... $ac_c" 1>&6
-echo "configure:3504: checking for ld accepts -Bexport flag" >&5
+echo "configure:3507: checking for ld accepts -Bexport flag" >&5
 if eval "test \"`echo '$''{'tcl_cv_ld_Bexport'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3508,14 +3511,14 @@ else
 		hold_ldflags=$LDFLAGS
 		LDFLAGS="$LDFLAGS -Wl,-Bexport"
 		cat > conftest.$ac_ext <<EOF
-#line 3512 "configure"
+#line 3515 "configure"
 #include "confdefs.h"
 
 int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:3519: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3522: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   tcl_cv_ld_Bexport=yes
 else
@@ -3541,6 +3544,9 @@ echo "$ac_t""$tcl_cv_ld_Bexport" 1>&6
 	echo "configure: warning: 64bit support being disabled -- don't know magic for this platform" 1>&2
     fi
 
+    
+    
+
     # Step 4: If pseudo-static linking is in use (see K. B. Kenny, "Dynamic
     # Loading for Tcl -- What Became of It?".  Proc. 2nd Tcl/Tk Workshop,
     # New Orleans, LA, Computerized Processes Unlimited, 1994), then we need
@@ -3562,13 +3568,13 @@ echo "$ac_t""$tcl_cv_ld_Bexport" 1>&6
 
     if test "x$DL_OBJS" = "xtclLoadAout.o" ; then
 	echo $ac_n "checking sys/exec.h""... $ac_c" 1>&6
-echo "configure:3566: checking sys/exec.h" >&5
+echo "configure:3572: checking sys/exec.h" >&5
 if eval "test \"`echo '$''{'tcl_cv_sysexec_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 3572 "configure"
+#line 3578 "configure"
 #include "confdefs.h"
 #include <sys/exec.h>
 int main() {
@@ -3586,7 +3592,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:3590: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3596: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_sysexec_h=usable
 else
@@ -3606,13 +3612,13 @@ EOF
 
 	else
 	    echo $ac_n "checking a.out.h""... $ac_c" 1>&6
-echo "configure:3610: checking a.out.h" >&5
+echo "configure:3616: checking a.out.h" >&5
 if eval "test \"`echo '$''{'tcl_cv_aout_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 3616 "configure"
+#line 3622 "configure"
 #include "confdefs.h"
 #include <a.out.h>
 int main() {
@@ -3630,7 +3636,7 @@ int main() {
 	    
 ; return 0; }
 EOF
-if { (eval echo configure:3634: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3640: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_aout_h=usable
 else
@@ -3650,13 +3656,13 @@ EOF
 
 	    else
 		echo $ac_n "checking sys/exec_aout.h""... $ac_c" 1>&6
-echo "configure:3654: checking sys/exec_aout.h" >&5
+echo "configure:3660: checking sys/exec_aout.h" >&5
 if eval "test \"`echo '$''{'tcl_cv_sysexecaout_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 3660 "configure"
+#line 3666 "configure"
 #include "confdefs.h"
 #include <sys/exec_aout.h>
 int main() {
@@ -3674,7 +3680,7 @@ int main() {
 		
 ; return 0; }
 EOF
-if { (eval echo configure:3678: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3684: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_sysexecaout_h=usable
 else
@@ -3827,7 +3833,7 @@ fi
 
 
     echo $ac_n "checking for build with symbols""... $ac_c" 1>&6
-echo "configure:3831: checking for build with symbols" >&5
+echo "configure:3837: checking for build with symbols" >&5
     # Check whether --enable-symbols or --disable-symbols was given.
 if test "${enable_symbols+set}" = set; then
   enableval="$enable_symbols"
@@ -3888,21 +3894,21 @@ TK_DBGX=${DBGX}
 
 
     echo $ac_n "checking for required early compiler flags""... $ac_c" 1>&6
-echo "configure:3892: checking for required early compiler flags" >&5
+echo "configure:3898: checking for required early compiler flags" >&5
     tcl_flags=""
     
     if eval "test \"`echo '$''{'tcl_cv_flag__isoc99_source'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3899 "configure"
+#line 3905 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 int main() {
 char *p = (char *)strtoll; char *q = (char *)strtoull;
 ; return 0; }
 EOF
-if { (eval echo configure:3906: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3912: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__isoc99_source=no
 else
@@ -3910,7 +3916,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3914 "configure"
+#line 3920 "configure"
 #include "confdefs.h"
 #define _ISOC99_SOURCE 1
 #include <stdlib.h>
@@ -3918,7 +3924,7 @@ int main() {
 char *p = (char *)strtoll; char *q = (char *)strtoull;
 ; return 0; }
 EOF
-if { (eval echo configure:3922: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3928: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__isoc99_source=yes
 else
@@ -3945,14 +3951,14 @@ EOF
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3949 "configure"
+#line 3955 "configure"
 #include "confdefs.h"
 #include <sys/stat.h>
 int main() {
 struct stat64 buf; int i = stat64("/", &buf);
 ; return 0; }
 EOF
-if { (eval echo configure:3956: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3962: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__largefile64_source=no
 else
@@ -3960,7 +3966,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 3964 "configure"
+#line 3970 "configure"
 #include "confdefs.h"
 #define _LARGEFILE64_SOURCE 1
 #include <sys/stat.h>
@@ -3968,7 +3974,7 @@ int main() {
 struct stat64 buf; int i = stat64("/", &buf);
 ; return 0; }
 EOF
-if { (eval echo configure:3972: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3978: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__largefile64_source=yes
 else
@@ -3995,14 +4001,14 @@ EOF
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3999 "configure"
+#line 4005 "configure"
 #include "confdefs.h"
 #include <sys/stat.h>
 int main() {
 char *p = (char *)open64;
 ; return 0; }
 EOF
-if { (eval echo configure:4006: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4012: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__largefile_source64=no
 else
@@ -4010,7 +4016,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 4014 "configure"
+#line 4020 "configure"
 #include "confdefs.h"
 #define _LARGEFILE_SOURCE64 1
 #include <sys/stat.h>
@@ -4018,7 +4024,7 @@ int main() {
 char *p = (char *)open64;
 ; return 0; }
 EOF
-if { (eval echo configure:4022: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4028: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_flag__largefile_source64=yes
 else
@@ -4049,7 +4055,7 @@ EOF
 
 
     echo $ac_n "checking for 64-bit integer type""... $ac_c" 1>&6
-echo "configure:4053: checking for 64-bit integer type" >&5
+echo "configure:4059: checking for 64-bit integer type" >&5
     if eval "test \"`echo '$''{'tcl_cv_type_64bit'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4057,14 +4063,14 @@ else
 	tcl_cv_type_64bit=none
 	# See if the compiler knows natively about __int64
 	cat > conftest.$ac_ext <<EOF
-#line 4061 "configure"
+#line 4067 "configure"
 #include "confdefs.h"
 
 int main() {
 __int64 value = (__int64) 0;
 ; return 0; }
 EOF
-if { (eval echo configure:4068: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4074: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_type_64bit=__int64
 else
@@ -4078,7 +4084,7 @@ rm -f conftest*
 	# type that is our current guess for a 64-bit type inside this check
 	# program, so it should be modified only carefully...
         cat > conftest.$ac_ext <<EOF
-#line 4082 "configure"
+#line 4088 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4087,7 +4093,7 @@ switch (0) {
         }
 ; return 0; }
 EOF
-if { (eval echo configure:4091: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4097: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_type_64bit=${tcl_type_64bit}
 else
@@ -4112,13 +4118,13 @@ EOF
 
 	# Now check for auxiliary declarations
 	echo $ac_n "checking for struct dirent64""... $ac_c" 1>&6
-echo "configure:4116: checking for struct dirent64" >&5
+echo "configure:4122: checking for struct dirent64" >&5
 if eval "test \"`echo '$''{'tcl_cv_struct_dirent64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 4122 "configure"
+#line 4128 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/dirent.h>
@@ -4126,7 +4132,7 @@ int main() {
 struct dirent64 p;
 ; return 0; }
 EOF
-if { (eval echo configure:4130: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4136: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_struct_dirent64=yes
 else
@@ -4147,13 +4153,13 @@ EOF
 	fi
 
 	echo $ac_n "checking for struct stat64""... $ac_c" 1>&6
-echo "configure:4151: checking for struct stat64" >&5
+echo "configure:4157: checking for struct stat64" >&5
 if eval "test \"`echo '$''{'tcl_cv_struct_stat64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 4157 "configure"
+#line 4163 "configure"
 #include "confdefs.h"
 #include <sys/stat.h>
 int main() {
@@ -4161,7 +4167,7 @@ struct stat64 p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4165: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4171: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_struct_stat64=yes
 else
@@ -4184,12 +4190,12 @@ EOF
 	for ac_func in open64 lseek64
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4188: checking for $ac_func" >&5
+echo "configure:4194: checking for $ac_func" >&5
 if eval "test \"`echo '$''{'ac_cv_func_$ac_func'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4193 "configure"
+#line 4199 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4212,7 +4218,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4216: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4222: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4237,13 +4243,13 @@ fi
 done
 
 	echo $ac_n "checking for off64_t""... $ac_c" 1>&6
-echo "configure:4241: checking for off64_t" >&5
+echo "configure:4247: checking for off64_t" >&5
 	if eval "test \"`echo '$''{'tcl_cv_type_off64_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	    cat > conftest.$ac_ext <<EOF
-#line 4247 "configure"
+#line 4253 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int main() {
@@ -4251,7 +4257,7 @@ off64_t offset;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4255: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4261: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_type_off64_t=yes
 else
@@ -4282,14 +4288,14 @@ EOF
 #--------------------------------------------------------------------
 
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:4286: checking whether byte ordering is bigendian" >&5
+echo "configure:4292: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 4293 "configure"
+#line 4299 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -4300,11 +4306,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:4304: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4310: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 4308 "configure"
+#line 4314 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -4315,7 +4321,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:4319: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4325: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -4335,7 +4341,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 4339 "configure"
+#line 4345 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -4348,7 +4354,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:4352: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4358: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -4400,20 +4406,20 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for fd_set in sys/types""... $ac_c" 1>&6
-echo "configure:4404: checking for fd_set in sys/types" >&5
+echo "configure:4410: checking for fd_set in sys/types" >&5
 if eval "test \"`echo '$''{'tcl_cv_type_fd_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 4410 "configure"
+#line 4416 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 int main() {
 fd_set readMask, writeMask;
 ; return 0; }
 EOF
-if { (eval echo configure:4417: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4423: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_type_fd_set=yes
 else
@@ -4429,13 +4435,13 @@ echo "$ac_t""$tcl_cv_type_fd_set" 1>&6
 tk_ok=$tcl_cv_type_fd_set
 if test $tk_ok = no; then
     echo $ac_n "checking for fd_mask in sys/select""... $ac_c" 1>&6
-echo "configure:4433: checking for fd_mask in sys/select" >&5
+echo "configure:4439: checking for fd_mask in sys/select" >&5
 if eval "test \"`echo '$''{'tcl_cv_grep_fd_mask'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 4439 "configure"
+#line 4445 "configure"
 #include "confdefs.h"
 #include <sys/select.h>
 EOF
@@ -4475,17 +4481,17 @@ for ac_hdr in sys/time.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4479: checking for $ac_hdr" >&5
+echo "configure:4485: checking for $ac_hdr" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4484 "configure"
+#line 4490 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4489: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4495: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4512,12 +4518,12 @@ fi
 done
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:4516: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:4522: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4521 "configure"
+#line 4527 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -4526,7 +4532,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:4530: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4536: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -4556,12 +4562,12 @@ fi
 
 
     echo $ac_n "checking for strtod""... $ac_c" 1>&6
-echo "configure:4560: checking for strtod" >&5
+echo "configure:4566: checking for strtod" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtod'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4565 "configure"
+#line 4571 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtod(); below.  */
@@ -4584,7 +4590,7 @@ strtod();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4588: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4594: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strtod=yes"
 else
@@ -4606,7 +4612,7 @@ fi
 
     if test "$tcl_strtod" = 1; then
 	echo $ac_n "checking for Solaris2.4/Tru64 strtod bugs""... $ac_c" 1>&6
-echo "configure:4610: checking for Solaris2.4/Tru64 strtod bugs" >&5
+echo "configure:4616: checking for Solaris2.4/Tru64 strtod bugs" >&5
 if eval "test \"`echo '$''{'tcl_cv_strtod_buggy'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4615,7 +4621,7 @@ else
   tcl_cv_strtod_buggy=buggy
 else
   cat > conftest.$ac_ext <<EOF
-#line 4619 "configure"
+#line 4625 "configure"
 #include "confdefs.h"
 
 		extern double strtod();
@@ -4638,7 +4644,7 @@ else
 		    exit(0);
 		}
 EOF
-if { (eval echo configure:4642: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4648: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   tcl_cv_strtod_buggy=ok
 else
@@ -4669,12 +4675,12 @@ EOF
 #--------------------------------------------------------------------
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:4673: checking for ANSI C header files" >&5
+echo "configure:4679: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4678 "configure"
+#line 4684 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -4682,7 +4688,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4686: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4692: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4699,7 +4705,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 4703 "configure"
+#line 4709 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -4717,7 +4723,7 @@ 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 <<EOF
-#line 4721 "configure"
+#line 4727 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -4738,7 +4744,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 4742 "configure"
+#line 4748 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -4749,7 +4755,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:4753: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4759: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -4773,12 +4779,12 @@ EOF
 fi
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:4777: checking for mode_t" >&5
+echo "configure:4783: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4782 "configure"
+#line 4788 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -4806,12 +4812,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:4810: checking for pid_t" >&5
+echo "configure:4816: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4815 "configure"
+#line 4821 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -4839,12 +4845,12 @@ EOF
 fi
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:4843: checking for size_t" >&5
+echo "configure:4849: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4848 "configure"
+#line 4854 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -4872,12 +4878,12 @@ EOF
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:4876: checking for uid_t in sys/types.h" >&5
+echo "configure:4882: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4881 "configure"
+#line 4887 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -4911,20 +4917,20 @@ fi
 #-------------------------------------------
 
 echo $ac_n "checking pw_gecos in struct pwd""... $ac_c" 1>&6
-echo "configure:4915: checking pw_gecos in struct pwd" >&5
+echo "configure:4921: checking pw_gecos in struct pwd" >&5
 if eval "test \"`echo '$''{'tcl_cv_pwd_pw_gecos'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 4921 "configure"
+#line 4927 "configure"
 #include "confdefs.h"
 #include <pwd.h>
 int main() {
 struct passwd pwd; pwd.pw_gecos;
 ; return 0; }
 EOF
-if { (eval echo configure:4928: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4934: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   tcl_cv_pwd_pw_gecos=yes
 else
@@ -4950,7 +4956,7 @@ fi
 
 if test "`uname -s`" = "Darwin" ; then
     echo $ac_n "checking whether to use Aqua""... $ac_c" 1>&6
-echo "configure:4954: checking whether to use Aqua" >&5
+echo "configure:4960: checking whether to use Aqua" >&5
     # Check whether --enable-aqua or --disable-aqua was given.
 if test "${enable_aqua+set}" = set; then
   enableval="$enable_aqua"
@@ -5012,7 +5018,7 @@ else
 # Uses ac_ vars as temps to allow command line to override cache and checks.
 # --without-x overrides everything else, but does not touch the cache.
 echo $ac_n "checking for X""... $ac_c" 1>&6
-echo "configure:5016: checking for X" >&5
+echo "configure:5022: checking for X" >&5
 
 # Check whether --with-x or --without-x was given.
 if test "${with_x+set}" = set; then
@@ -5074,12 +5080,12 @@ if test "$ac_x_includes" = NO; then
 
   # First, try using that file with no special directory specified.
 cat > conftest.$ac_ext <<EOF
-#line 5078 "configure"
+#line 5084 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5083: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5089: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5148,14 +5154,14 @@ if test "$ac_x_libraries" = NO; then
   ac_save_LIBS="$LIBS"
   LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5152 "configure"
+#line 5158 "configure"
 #include "confdefs.h"
 
 int main() {
 ${x_direct_test_function}()
 ; return 0; }
 EOF
-if { (eval echo configure:5159: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5165: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   LIBS="$ac_save_LIBS"
 # We can link X programs with no special library path.
@@ -5245,12 +5251,12 @@ fi
     if test "$no_x" = ""; then
 	if test "$x_includes" = ""; then
 	    cat > conftest.$ac_ext <<EOF
-#line 5249 "configure"
+#line 5255 "configure"
 #include "confdefs.h"
 #include <X11/XIntrinsic.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5254: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5260: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   :
@@ -5270,15 +5276,15 @@ rm -f conftest*
     fi
     if test "$no_x" = "yes" -o "$not_really_there" = "yes"; then
 	echo $ac_n "checking for X11 header files""... $ac_c" 1>&6
-echo "configure:5274: checking for X11 header files" >&5
+echo "configure:5280: checking for X11 header files" >&5
 	found_xincludes="no"
 	cat > conftest.$ac_ext <<EOF
-#line 5277 "configure"
+#line 5283 "configure"
 #include "confdefs.h"
 #include <X11/Intrinsic.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5282: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5288: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5314,7 +5320,7 @@ rm -f conftest*
 
     if test "$no_x" = yes; then
 	echo $ac_n "checking for X11 libraries""... $ac_c" 1>&6
-echo "configure:5318: checking for X11 libraries" >&5
+echo "configure:5324: checking for X11 libraries" >&5
 	XLIBSW=nope
 	dirs="/usr/unsupported/lib /usr/local/lib /usr/X386/lib /usr/X11R6/lib /usr/X11R5/lib /usr/lib/X11R5 /usr/lib/X11R4 /usr/openwin/lib /usr/X11/lib /usr/sww/X11/lib"
 	for i in $dirs ; do
@@ -5334,7 +5340,7 @@ echo "configure:5318: checking for X11 libraries" >&5
     fi
     if test "$XLIBSW" = nope ; then
 	echo $ac_n "checking for XCreateWindow in -lXwindow""... $ac_c" 1>&6
-echo "configure:5338: checking for XCreateWindow in -lXwindow" >&5
+echo "configure:5344: checking for XCreateWindow in -lXwindow" >&5
 ac_lib_var=`echo Xwindow'_'XCreateWindow | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5342,7 +5348,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lXwindow  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5346 "configure"
+#line 5352 "configure"
 #include "confdefs.h"
 /* Override any gcc2 internal prototype to avoid an error.  */
 /* We use char because int might match the return type of a gcc2
@@ -5353,7 +5359,7 @@ int main() {
 XCreateWindow()
 ; return 0; }
 EOF
-if { (eval echo configure:5357: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5363: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5430,7 +5436,7 @@ eval "LD_SEARCH_FLAGS=\"$TCL_LD_SEARCH_FLAGS\""
 
 if test $tk_aqua = no; then
     echo $ac_n "checking for main in -lXbsd""... $ac_c" 1>&6
-echo "configure:5434: checking for main in -lXbsd" >&5
+echo "configure:5440: checking for main in -lXbsd" >&5
 ac_lib_var=`echo Xbsd'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5438,14 +5444,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lXbsd  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5442 "configure"
+#line 5448 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:5449: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5455: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5469,12 +5475,12 @@ fi
 
 tk_checkBoth=0
 echo $ac_n "checking for connect""... $ac_c" 1>&6
-echo "configure:5473: checking for connect" >&5
+echo "configure:5479: checking for connect" >&5
 if eval "test \"`echo '$''{'ac_cv_func_connect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5478 "configure"
+#line 5484 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char connect(); below.  */
@@ -5497,7 +5503,7 @@ connect();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5501: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5507: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_connect=yes"
 else
@@ -5519,7 +5525,7 @@ fi
 
 if test "$tk_checkSocket" = 1; then
     echo $ac_n "checking for main in -lsocket""... $ac_c" 1>&6
-echo "configure:5523: checking for main in -lsocket" >&5
+echo "configure:5529: checking for main in -lsocket" >&5
 ac_lib_var=`echo socket'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5527,14 +5533,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5531 "configure"
+#line 5537 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:5538: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5544: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5560,12 +5566,12 @@ if test "$tk_checkBoth" = 1; then
     tk_oldLibs=$LIBS
     LIBS="$LIBS -lsocket -lnsl"
     echo $ac_n "checking for accept""... $ac_c" 1>&6
-echo "configure:5564: checking for accept" >&5
+echo "configure:5570: checking for accept" >&5
 if eval "test \"`echo '$''{'ac_cv_func_accept'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5569 "configure"
+#line 5575 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char accept(); below.  */
@@ -5588,7 +5594,7 @@ accept();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5592: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5598: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_accept=yes"
 else
@@ -5610,12 +5616,12 @@ fi
 
 fi
 echo $ac_n "checking for gethostbyname""... $ac_c" 1>&6
-echo "configure:5614: checking for gethostbyname" >&5
+echo "configure:5620: checking for gethostbyname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5619 "configure"
+#line 5625 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname(); below.  */
@@ -5638,7 +5644,7 @@ gethostbyname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5642: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5648: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname=yes"
 else
@@ -5656,7 +5662,7 @@ if eval "test \"`echo '$ac_cv_func_'gethostbyname`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for main in -lnsl""... $ac_c" 1>&6
-echo "configure:5660: checking for main in -lnsl" >&5
+echo "configure:5666: checking for main in -lnsl" >&5
 ac_lib_var=`echo nsl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5664,14 +5670,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5668 "configure"
+#line 5674 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:5675: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5681: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5707,13 +5713,13 @@ fi
 
 if test -d /usr/include/mit -a $tk_aqua = no; then
     echo $ac_n "checking MIT X libraries""... $ac_c" 1>&6
-echo "configure:5711: checking MIT X libraries" >&5
+echo "configure:5717: checking MIT X libraries" >&5
     tk_oldCFlags=$CFLAGS
     CFLAGS="$CFLAGS -I/usr/include/mit"
     tk_oldLibs=$LIBS
     LIBS="$LIBS -lX11-mit"
     cat > conftest.$ac_ext <<EOF
-#line 5717 "configure"
+#line 5723 "configure"
 #include "confdefs.h"
 
 	#include <X11/Xlib.h>
@@ -5724,7 +5730,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:5728: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5734: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   
 	echo "$ac_t""yes" 1>&6
@@ -5748,14 +5754,14 @@ fi
 #--------------------------------------------------------------------
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:5752: checking whether char is unsigned" >&5
+echo "configure:5758: checking whether char is unsigned" >&5
 if eval "test \"`echo '$''{'ac_cv_c_char_unsigned'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$GCC" = yes; then
   # GCC predefines this symbol on systems where it applies.
 cat > conftest.$ac_ext <<EOF
-#line 5759 "configure"
+#line 5765 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -5777,7 +5783,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5781 "configure"
+#line 5787 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -5787,7 +5793,7 @@ main() {
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:5791: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5797: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_char_unsigned=yes
 else
@@ -5848,7 +5854,7 @@ if test "`uname -s`" = "Darwin" ; then
     
     if test "`uname -s`" = "Darwin" ; then
 	echo $ac_n "checking how to package libraries""... $ac_c" 1>&6
-echo "configure:5852: checking how to package libraries" >&5
+echo "configure:5858: checking how to package libraries" >&5
 	# Check whether --enable-framework or --disable-framework was given.
 if test "${enable_framework+set}" = set; then
   enableval="$enable_framework"
@@ -6047,6 +6053,9 @@ TK_SHARED_BUILD=${SHARED_BUILD}
 
 
 
+CFLAGS="${CFLAGS} ${CPPFLAGS}"; CPPFLAGS=""
+
+
 tk_config_files="${tk_config_files} Makefile tkConfig.sh"
 trap '' 1 2 15
 cat > confcache <<\EOF
diff --git a/unix/configure.in b/unix/configure.in
index 7d05e64..d944f56 100644
--- a/unix/configure.in
+++ b/unix/configure.in
@@ -3,7 +3,7 @@ dnl	This file is an input file used by the GNU "autoconf" program to
 dnl	generate the file "configure", which is run during Tk installation
 dnl	to configure the system for the local environment.
 #
-# RCS: @(#) $Id: configure.in,v 1.83.2.35 2006/10/23 17:58:28 dgp Exp $
+# RCS: @(#) $Id: configure.in,v 1.83.2.36 2007/01/25 02:07:35 das Exp $
 
 AC_INIT(../generic/tk.h)
 AC_PREREQ(2.13)
@@ -589,5 +589,7 @@ AC_SUBST(APP_RSRC_FILE)
 AC_SUBST(REZ)
 AC_SUBST(REZ_FLAGS)
 
+SC_OUTPUT_COMMANDS_PRE
+
 tk_config_files="${tk_config_files} [Makefile tkConfig.sh]"
 AC_OUTPUT([${tk_config_files}])
diff --git a/unix/tcl.m4 b/unix/tcl.m4
index 56142d7..17864a6 100644
--- a/unix/tcl.m4
+++ b/unix/tcl.m4
@@ -1564,8 +1564,11 @@ dnl AC_CHECK_TOOL(AR, ar)
 	    # preprocessing tests and compiling tests, add any -isysroot and
 	    # -mmacosx-version-min flags present in CFLAGS to CPPFLAGS:
 	    CPPFLAGS="${CPPFLAGS} `echo " ${CFLAGS}" | \
-		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=1;i<=NF;i++) \
+		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \
 		if ([$]i~/^(isysroot|mmacosx-version-min)/) print "-"[$]i}'`"
+	    CFLAGS="`echo " ${CFLAGS}" | \
+		awk 'BEGIN {FS=" +-";ORS=" "}; {for (i=2;i<=NF;i++) \
+		if (!([$]i~/^(isysroot|mmacosx-version-min)/)) print "-"[$]i}'`"
 	    if test $do64bit = yes; then
 		case `arch` in
 		    ppc)
@@ -1958,6 +1961,12 @@ dnl AC_CHECK_TOOL(AR, ar)
 	AC_MSG_WARN([64bit support being disabled -- don't know magic for this platform])
     fi
 
+dnl # Add any CPPFLAGS set in the environment to our CFLAGS, but delay doing so
+dnl # until the end of configure, as configure's compile and link tests use
+dnl # both CPPFLAGS and CFLAGS (unlike our compile and link) but configure's
+dnl # preprocessing tests use only CPPFLAGS.
+    SC_COMMANDS_PRE([CFLAGS="${CFLAGS} ${CPPFLAGS}"; CPPFLAGS=""])
+
     # Step 4: If pseudo-static linking is in use (see K. B. Kenny, "Dynamic
     # Loading for Tcl -- What Became of It?".  Proc. 2nd Tcl/Tk Workshop,
     # New Orleans, LA, Computerized Processes Unlimited, 1994), then we need
@@ -3198,3 +3207,21 @@ AC_DEFUN([SC_TCL_GETGRNAM_R], [AC_CHECK_FUNC(getgrnam_r, [
 	AC_DEFINE(HAVE_GETGRNAM_R)
     fi
 ])])
+
+#--------------------------------------------------------------------
+# SC_COMMANDS_PRE(CMDS)
+#
+#	Replacement for autoconf 2.5x AC_COMMANDS_PRE:
+#		Commands to run right before config.status is
+#		created. Accumulates.
+#
+#	Reauires presence of SC_OUTPUT_COMMANDS_PRE at the end
+#	of configure.in (right before AC_OUTPUT).
+#
+#--------------------------------------------------------------------
+
+AC_DEFUN([SC_COMMANDS_PRE], [
+    define([SC_OUTPUT_COMMANDS_PRE], defn([SC_OUTPUT_COMMANDS_PRE])[$1
+])])
+AC_DEFUN([SC_OUTPUT_COMMANDS_PRE])
+