From 988ba3ce1387868402c17725c6210db24c4c607b Mon Sep 17 00:00:00 2001
From: Vadim Zeitlin <vadim@wxwidgets.org>
Date: Wed, 22 Mar 2000 12:02:06 +0000
Subject: [PATCH] check for vsnprintf() with C++ compiler

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_2_BRANCH@6896 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
---
 configure    | 357 ++++++++++++++++++++++++++-------------------------
 configure.in |  13 +-
 2 files changed, 190 insertions(+), 180 deletions(-)

diff --git a/configure b/configure
index 657bfbf6e4..b0b688e9d0 100755
--- a/configure
+++ b/configure
@@ -10105,20 +10105,32 @@ fi
 fi
 
 
+
+ac_ext=C
+# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
+ac_cpp='$CXXCPP $CPPFLAGS'
+ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
+ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
+cross_compiling=$ac_cv_prog_cxx_cross
+
+
 for ac_func in vsnprintf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10112: checking for $ac_func" >&5
+echo "configure:10121: 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 10117 "configure"
+#line 10126 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
 #include <assert.h>
 /* Override any gcc2 internal prototype to avoid an error.  */
+#ifdef __cplusplus
+extern "C"
+#endif
 /* We use char because int might match the return type of a gcc2
     builtin and then its argument prototype would still apply.  */
 char $ac_func();
@@ -10136,7 +10148,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10140: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10152: \"$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
@@ -10166,17 +10178,8 @@ fi
 done
 
 
-
-ac_ext=C
-# CXXFLAGS is not in ac_cpp because -g, -O, etc. are not valid cpp options.
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='${CXX-g++} -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext 1>&5'
-ac_link='${CXX-g++} -o conftest${ac_exeext} $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS 1>&5'
-cross_compiling=$ac_cv_prog_cxx_cross
-
-
 echo $ac_n "checking for vsscanf""... $ac_c" 1>&6
-echo "configure:10180: checking for vsscanf" >&5
+echo "configure:10183: checking for vsscanf" >&5
 if eval "test \"`echo '$''{'wx_cv_func_vsscanf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10186,7 +10189,7 @@ else
              
 else
   cat > conftest.$ac_ext <<EOF
-#line 10190 "configure"
+#line 10193 "configure"
 #include "confdefs.h"
 #ifdef __cplusplus
 extern "C" void exit(int);
@@ -10213,7 +10216,7 @@ extern "C" void exit(int);
                 }
              
 EOF
-if { (eval echo configure:10217: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:10220: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   
                 cat >> confdefs.h <<\EOF
@@ -10250,12 +10253,12 @@ if test "$wxUSE_ON_FATAL_EXCEPTION" = "yes" -a "$wxUSE_UNIX" = "yes"; then
     for ac_func in sigaction
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10254: checking for $ac_func" >&5
+echo "configure:10257: 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 10259 "configure"
+#line 10262 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10278,7 +10281,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10285: \"$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
@@ -10312,12 +10315,12 @@ fi
 for ac_func in vfork
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10316: checking for $ac_func" >&5
+echo "configure:10319: 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 10321 "configure"
+#line 10324 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10340,7 +10343,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10344: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10347: \"$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
@@ -10368,12 +10371,12 @@ done
 for ac_func in timegm
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10372: checking for $ac_func" >&5
+echo "configure:10375: 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 10377 "configure"
+#line 10380 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10396,7 +10399,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10400: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10403: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10435,12 +10438,12 @@ if test "$HAVE_SOME_SLEEP_FUNC" != 1; then
     for ac_func in nanosleep
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10439: checking for $ac_func" >&5
+echo "configure:10442: 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 10444 "configure"
+#line 10447 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10463,7 +10466,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10467: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10470: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10488,7 +10491,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for nanosleep in -lposix4""... $ac_c" 1>&6
-echo "configure:10492: checking for nanosleep in -lposix4" >&5
+echo "configure:10495: checking for nanosleep in -lposix4" >&5
 ac_lib_var=`echo posix4'_'nanosleep | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10496,7 +10499,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lposix4  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 10500 "configure"
+#line 10503 "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
@@ -10507,7 +10510,7 @@ int main() {
 nanosleep()
 ; return 0; }
 EOF
-if { (eval echo configure:10511: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10514: \"$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
@@ -10535,12 +10538,12 @@ else
                     for ac_func in usleep
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10539: checking for $ac_func" >&5
+echo "configure:10542: 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 10544 "configure"
+#line 10547 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10563,7 +10566,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10567: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10570: \"$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
@@ -10602,12 +10605,12 @@ fi
 for ac_func in uname gethostname
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10606: checking for $ac_func" >&5
+echo "configure:10609: 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 10611 "configure"
+#line 10614 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10630,7 +10633,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10634: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10637: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10667,12 +10670,12 @@ cross_compiling=$ac_cv_prog_cxx_cross
 for ac_func in strtok_r
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10671: checking for $ac_func" >&5
+echo "configure:10674: 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 10676 "configure"
+#line 10679 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10698,7 +10701,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10702: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10705: \"$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
@@ -10735,12 +10738,12 @@ INET_LINK=
 for ac_func in inet_addr
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10739: checking for $ac_func" >&5
+echo "configure:10742: 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 10744 "configure"
+#line 10747 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10763,7 +10766,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10767: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10770: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10788,7 +10791,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for inet_addr in -lnsl""... $ac_c" 1>&6
-echo "configure:10792: checking for inet_addr in -lnsl" >&5
+echo "configure:10795: checking for inet_addr in -lnsl" >&5
 ac_lib_var=`echo nsl'_'inet_addr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10796,7 +10799,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 10800 "configure"
+#line 10803 "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
@@ -10807,7 +10810,7 @@ int main() {
 inet_addr()
 ; return 0; }
 EOF
-if { (eval echo configure:10811: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10814: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -10826,7 +10829,7 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for inet_addr in -lresolv""... $ac_c" 1>&6
-echo "configure:10830: checking for inet_addr in -lresolv" >&5
+echo "configure:10833: checking for inet_addr in -lresolv" >&5
 ac_lib_var=`echo resolv'_'inet_addr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10834,7 +10837,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lresolv  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 10838 "configure"
+#line 10841 "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
@@ -10845,7 +10848,7 @@ int main() {
 inet_addr()
 ; return 0; }
 EOF
-if { (eval echo configure:10849: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10852: \"$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
@@ -10878,12 +10881,12 @@ done
 for ac_func in inet_aton
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10882: checking for $ac_func" >&5
+echo "configure:10885: 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 10887 "configure"
+#line 10890 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10906,7 +10909,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10910: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10913: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -10931,7 +10934,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
             echo $ac_n "checking for inet_aton in -l$INET_LINK""... $ac_c" 1>&6
-echo "configure:10935: checking for inet_aton in -l$INET_LINK" >&5
+echo "configure:10938: checking for inet_aton in -l$INET_LINK" >&5
 ac_lib_var=`echo $INET_LINK'_'inet_aton | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10939,7 +10942,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$INET_LINK  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 10943 "configure"
+#line 10946 "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
@@ -10950,7 +10953,7 @@ int main() {
 inet_aton()
 ; return 0; }
 EOF
-if { (eval echo configure:10954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10957: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -11057,7 +11060,7 @@ fi
 if test "$wxUSE_THREADS" = "yes" ; then
     
                 echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:11061: checking for pthread_create in -lpthread" >&5
+echo "configure:11064: checking for pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11065,7 +11068,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11069 "configure"
+#line 11072 "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
@@ -11076,7 +11079,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:11080: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11083: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -11099,7 +11102,7 @@ else
   echo "$ac_t""no" 1>&6
 
                         echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:11103: checking for pthread_create in -lc_r" >&5
+echo "configure:11106: checking for pthread_create in -lc_r" >&5
 ac_lib_var=`echo c_r'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11107,7 +11110,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11111 "configure"
+#line 11114 "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
@@ -11118,7 +11121,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:11122: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11125: \"$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
@@ -11142,17 +11145,17 @@ else
 
                                 ac_safe=`echo "sys/prctl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for sys/prctl.h""... $ac_c" 1>&6
-echo "configure:11146: checking for sys/prctl.h" >&5
+echo "configure:11149: checking for sys/prctl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11151 "configure"
+#line 11154 "configure"
 #include "confdefs.h"
 #include <sys/prctl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:11156: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:11159: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -11192,12 +11195,12 @@ if test "$wxUSE_THREADS" = "yes" ; then
   for ac_func in thr_setconcurrency
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11196: checking for $ac_func" >&5
+echo "configure:11199: 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 11201 "configure"
+#line 11204 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11220,7 +11223,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11224: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11227: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -11250,17 +11253,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:11254: checking for $ac_hdr" >&5
+echo "configure:11257: 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 11259 "configure"
+#line 11262 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:11264: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:11267: \"$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*
@@ -11288,7 +11291,7 @@ done
 
 
   echo $ac_n "checking for sched_yield in -l$THREADS_LINK""... $ac_c" 1>&6
-echo "configure:11292: checking for sched_yield in -l$THREADS_LINK" >&5
+echo "configure:11295: checking for sched_yield in -l$THREADS_LINK" >&5
 ac_lib_var=`echo $THREADS_LINK'_'sched_yield | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11296,7 +11299,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$THREADS_LINK  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11300 "configure"
+#line 11303 "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
@@ -11307,7 +11310,7 @@ int main() {
 sched_yield()
 ; return 0; }
 EOF
-if { (eval echo configure:11311: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11314: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -11329,7 +11332,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for sched_yield in -l"posix4"""... $ac_c" 1>&6
-echo "configure:11333: checking for sched_yield in -l"posix4"" >&5
+echo "configure:11336: checking for sched_yield in -l"posix4"" >&5
 ac_lib_var=`echo "posix4"'_'sched_yield | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11337,7 +11340,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l"posix4"  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11341 "configure"
+#line 11344 "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
@@ -11348,7 +11351,7 @@ int main() {
 sched_yield()
 ; return 0; }
 EOF
-if { (eval echo configure:11352: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11355: \"$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
@@ -11378,7 +11381,7 @@ fi
 
 
                 echo $ac_n "checking for pthread_attr_getschedpolicy in -l$THREADS_LINK""... $ac_c" 1>&6
-echo "configure:11382: checking for pthread_attr_getschedpolicy in -l$THREADS_LINK" >&5
+echo "configure:11385: checking for pthread_attr_getschedpolicy in -l$THREADS_LINK" >&5
 ac_lib_var=`echo $THREADS_LINK'_'pthread_attr_getschedpolicy | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11386,7 +11389,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$THREADS_LINK  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11390 "configure"
+#line 11393 "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
@@ -11397,7 +11400,7 @@ int main() {
 pthread_attr_getschedpolicy()
 ; return 0; }
 EOF
-if { (eval echo configure:11401: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11404: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -11419,7 +11422,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for pthread_attr_getschedpolicy in -l"posix4"""... $ac_c" 1>&6
-echo "configure:11423: checking for pthread_attr_getschedpolicy in -l"posix4"" >&5
+echo "configure:11426: checking for pthread_attr_getschedpolicy in -l"posix4"" >&5
 ac_lib_var=`echo "posix4"'_'pthread_attr_getschedpolicy | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11427,7 +11430,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l"posix4"  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11431 "configure"
+#line 11434 "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
@@ -11438,7 +11441,7 @@ int main() {
 pthread_attr_getschedpolicy()
 ; return 0; }
 EOF
-if { (eval echo configure:11442: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11445: \"$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
@@ -11468,7 +11471,7 @@ fi
 
 
   echo $ac_n "checking for pthread_cancel in -l$THREADS_LINK""... $ac_c" 1>&6
-echo "configure:11472: checking for pthread_cancel in -l$THREADS_LINK" >&5
+echo "configure:11475: checking for pthread_cancel in -l$THREADS_LINK" >&5
 ac_lib_var=`echo $THREADS_LINK'_'pthread_cancel | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11476,7 +11479,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-l$THREADS_LINK  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11480 "configure"
+#line 11483 "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
@@ -11487,7 +11490,7 @@ int main() {
 pthread_cancel()
 ; return 0; }
 EOF
-if { (eval echo configure:11491: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11494: \"$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
@@ -11513,13 +11516,13 @@ fi
 
 
   echo $ac_n "checking for pthread_cleanup_push/pop""... $ac_c" 1>&6
-echo "configure:11517: checking for pthread_cleanup_push/pop" >&5
+echo "configure:11520: checking for pthread_cleanup_push/pop" >&5
 if eval "test \"`echo '$''{'wx_cv_func_pthread_cleanup_push'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
     cat > conftest.$ac_ext <<EOF
-#line 11523 "configure"
+#line 11526 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 int main() {
@@ -11529,7 +11532,7 @@ int main() {
                  
 ; return 0; }
 EOF
-if { (eval echo configure:11533: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11536: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                     wx_cv_func_pthread_cleanup_push=yes
@@ -11570,7 +11573,7 @@ EOF
 else
       if test "$ac_cv_func_strtok_r" = "yes"; then
     echo $ac_n "checking if -D_REENTRANT is needed""... $ac_c" 1>&6
-echo "configure:11574: checking if -D_REENTRANT is needed" >&5
+echo "configure:11577: checking if -D_REENTRANT is needed" >&5
     if test "$NEEDS_D_REENTRANT_FOR_R_FUNCS" = 1; then
         CFLAGS="${CFLAGS} -D_REENTRANT"
         CXXFLAGS="${CXXFLAGS} -D_REENTRANT"
@@ -11701,17 +11704,17 @@ EOF
     ZLIB_LINK=
     ac_safe=`echo "zlib.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for zlib.h""... $ac_c" 1>&6
-echo "configure:11705: checking for zlib.h" >&5
+echo "configure:11708: checking for zlib.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11710 "configure"
+#line 11713 "configure"
 #include "confdefs.h"
 #include <zlib.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:11715: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:11718: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -11728,7 +11731,7 @@ fi
 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for deflate in -lz""... $ac_c" 1>&6
-echo "configure:11732: checking for deflate in -lz" >&5
+echo "configure:11735: checking for deflate in -lz" >&5
 ac_lib_var=`echo z'_'deflate | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11736,7 +11739,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lz  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11740 "configure"
+#line 11743 "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
@@ -11747,7 +11750,7 @@ int main() {
 deflate()
 ; return 0; }
 EOF
-if { (eval echo configure:11751: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11754: \"$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
@@ -11794,17 +11797,17 @@ EOF
     PNG_LINK=
     ac_safe=`echo "png.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for png.h""... $ac_c" 1>&6
-echo "configure:11798: checking for png.h" >&5
+echo "configure:11801: checking for png.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11803 "configure"
+#line 11806 "configure"
 #include "confdefs.h"
 #include <png.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:11808: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:11811: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -11821,7 +11824,7 @@ fi
 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for png_check_sig in -lpng""... $ac_c" 1>&6
-echo "configure:11825: checking for png_check_sig in -lpng" >&5
+echo "configure:11828: checking for png_check_sig in -lpng" >&5
 ac_lib_var=`echo png'_'png_check_sig | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11829,7 +11832,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpng -lz -lm $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11833 "configure"
+#line 11836 "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
@@ -11840,7 +11843,7 @@ int main() {
 png_check_sig()
 ; return 0; }
 EOF
-if { (eval echo configure:11844: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11847: \"$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
@@ -11885,17 +11888,17 @@ EOF
     JPEG_LINK=
     ac_safe=`echo "jpeglib.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for jpeglib.h""... $ac_c" 1>&6
-echo "configure:11889: checking for jpeglib.h" >&5
+echo "configure:11892: checking for jpeglib.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11894 "configure"
+#line 11897 "configure"
 #include "confdefs.h"
 #include <jpeglib.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:11899: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:11902: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -11912,7 +11915,7 @@ fi
 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for jpeg_read_header in -ljpeg""... $ac_c" 1>&6
-echo "configure:11916: checking for jpeg_read_header in -ljpeg" >&5
+echo "configure:11919: checking for jpeg_read_header in -ljpeg" >&5
 ac_lib_var=`echo jpeg'_'jpeg_read_header | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -11920,7 +11923,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ljpeg  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 11924 "configure"
+#line 11927 "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
@@ -11931,7 +11934,7 @@ int main() {
 jpeg_read_header()
 ; return 0; }
 EOF
-if { (eval echo configure:11935: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11938: \"$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
@@ -11973,17 +11976,17 @@ EOF
     TIFF_LINK=
     ac_safe=`echo "tiffio.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for tiffio.h""... $ac_c" 1>&6
-echo "configure:11977: checking for tiffio.h" >&5
+echo "configure:11980: checking for tiffio.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 11982 "configure"
+#line 11985 "configure"
 #include "confdefs.h"
 #include <tiffio.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:11987: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:11990: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -12000,7 +12003,7 @@ fi
 if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
   echo "$ac_t""yes" 1>&6
   echo $ac_n "checking for TIFFError in -ltiff""... $ac_c" 1>&6
-echo "configure:12004: checking for TIFFError in -ltiff" >&5
+echo "configure:12007: checking for TIFFError in -ltiff" >&5
 ac_lib_var=`echo tiff'_'TIFFError | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12008,7 +12011,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltiff -lm $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 12012 "configure"
+#line 12015 "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
@@ -12019,7 +12022,7 @@ int main() {
 TIFFError()
 ; return 0; }
 EOF
-if { (eval echo configure:12023: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12026: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -12052,17 +12055,17 @@ fi
 if test "$wxUSE_OPENGL" = "yes"; then
   ac_safe=`echo "GL/gl.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for GL/gl.h""... $ac_c" 1>&6
-echo "configure:12056: checking for GL/gl.h" >&5
+echo "configure:12059: checking for GL/gl.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12061 "configure"
+#line 12064 "configure"
 #include "confdefs.h"
 #include <GL/gl.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:12066: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:12069: \"$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*
@@ -12088,7 +12091,7 @@ EOF
 EOF
 
     echo $ac_n "checking for glFlush in -lGL""... $ac_c" 1>&6
-echo "configure:12092: checking for glFlush in -lGL" >&5
+echo "configure:12095: checking for glFlush in -lGL" >&5
 ac_lib_var=`echo GL'_'glFlush | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12096,7 +12099,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lGL  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 12100 "configure"
+#line 12103 "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
@@ -12107,7 +12110,7 @@ int main() {
 glFlush()
 ; return 0; }
 EOF
-if { (eval echo configure:12111: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12114: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -12129,7 +12132,7 @@ else
   echo "$ac_t""no" 1>&6
 
         echo $ac_n "checking for glFlush in -lMesaGL""... $ac_c" 1>&6
-echo "configure:12133: checking for glFlush in -lMesaGL" >&5
+echo "configure:12136: checking for glFlush in -lMesaGL" >&5
 ac_lib_var=`echo MesaGL'_'glFlush | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12137,7 +12140,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lMesaGL  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 12141 "configure"
+#line 12144 "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
@@ -12148,7 +12151,7 @@ int main() {
 glFlush()
 ; return 0; }
 EOF
-if { (eval echo configure:12152: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12155: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -12350,12 +12353,12 @@ if test "$wxUSE_TIMEDATE" = "yes"; then
         for ac_func in strptime
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12354: checking for $ac_func" >&5
+echo "configure:12357: 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 12359 "configure"
+#line 12362 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12378,7 +12381,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12382: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12385: \"$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
@@ -12404,13 +12407,13 @@ done
 
 
         echo $ac_n "checking for timezone variable in <time.h>""... $ac_c" 1>&6
-echo "configure:12408: checking for timezone variable in <time.h>" >&5
+echo "configure:12411: checking for timezone variable in <time.h>" >&5
 if eval "test \"`echo '$''{'wx_cv_var_timezone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
                         cat > conftest.$ac_ext <<EOF
-#line 12414 "configure"
+#line 12417 "configure"
 #include "confdefs.h"
 
                                 #include <time.h>
@@ -12422,7 +12425,7 @@ int main() {
                             
 ; return 0; }
 EOF
-if { (eval echo configure:12426: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12429: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                                 wx_cv_var_timezone=__timezone
@@ -12433,7 +12436,7 @@ else
   rm -rf conftest*
   
                                 cat > conftest.$ac_ext <<EOF
-#line 12437 "configure"
+#line 12440 "configure"
 #include "confdefs.h"
 
                                         #include <time.h>
@@ -12445,7 +12448,7 @@ int main() {
                                     
 ; return 0; }
 EOF
-if { (eval echo configure:12449: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12452: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                                         wx_cv_var_timezone=_timezone
@@ -12456,7 +12459,7 @@ else
   rm -rf conftest*
   
                                         cat > conftest.$ac_ext <<EOF
-#line 12460 "configure"
+#line 12463 "configure"
 #include "confdefs.h"
 
                                                 #include <time.h>
@@ -12468,7 +12471,7 @@ int main() {
                                             
 ; return 0; }
 EOF
-if { (eval echo configure:12472: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12475: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                                                 wx_cv_var_timezone=timezone
@@ -12503,12 +12506,12 @@ EOF
         for ac_func in localtime
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12507: checking for $ac_func" >&5
+echo "configure:12510: 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 12512 "configure"
+#line 12515 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12531,7 +12534,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12535: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12538: \"$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
@@ -12558,13 +12561,13 @@ done
 
     if test "$ac_cv_func_localtime" = "yes"; then
         echo $ac_n "checking for tm_gmtoff in struct tm""... $ac_c" 1>&6
-echo "configure:12562: checking for tm_gmtoff in struct tm" >&5
+echo "configure:12565: checking for tm_gmtoff in struct tm" >&5
 if eval "test \"`echo '$''{'wx_cv_struct_tm_has_gmtoff'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
             cat > conftest.$ac_ext <<EOF
-#line 12568 "configure"
+#line 12571 "configure"
 #include "confdefs.h"
 
                     #include <time.h>
@@ -12576,7 +12579,7 @@ int main() {
                 
 ; return 0; }
 EOF
-if { (eval echo configure:12580: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12583: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
                     wx_cv_struct_tm_has_gmtoff=yes
@@ -12602,12 +12605,12 @@ echo "$ac_t""$wx_cv_struct_tm_has_gmtoff" 1>&6
             for ac_func in gettimeofday ftime
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:12606: checking for $ac_func" >&5
+echo "configure:12609: 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 12611 "configure"
+#line 12614 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -12630,7 +12633,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12634: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12637: \"$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
@@ -12657,7 +12660,7 @@ done
 
     if test "$ac_cv_func_gettimeofday" = "yes"; then
         echo $ac_n "checking whether gettimeofday takes two arguments""... $ac_c" 1>&6
-echo "configure:12661: checking whether gettimeofday takes two arguments" >&5
+echo "configure:12664: checking whether gettimeofday takes two arguments" >&5
 if eval "test \"`echo '$''{'wx_cv_func_gettimeofday_has_2_args'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -12672,7 +12675,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
 
             cat > conftest.$ac_ext <<EOF
-#line 12676 "configure"
+#line 12679 "configure"
 #include "confdefs.h"
 
                     #include <sys/time.h>
@@ -12686,7 +12689,7 @@ int main() {
                 
 ; return 0; }
 EOF
-if { (eval echo configure:12690: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12693: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wx_cv_func_gettimeofday_has_2_args=yes
 else
@@ -12694,7 +12697,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 12698 "configure"
+#line 12701 "configure"
 #include "confdefs.h"
 
                         #include <sys/time.h>
@@ -12707,7 +12710,7 @@ int main() {
                     
 ; return 0; }
 EOF
-if { (eval echo configure:12711: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12714: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wx_cv_func_gettimeofday_has_2_args=no
 else
@@ -12753,12 +12756,12 @@ if test "$TOOLKIT" != "MSW"; then
 
 if test "$wxUSE_SOCKETS" = "yes"; then
         echo $ac_n "checking for socket""... $ac_c" 1>&6
-echo "configure:12757: checking for socket" >&5
+echo "configure:12760: checking for socket" >&5
 if eval "test \"`echo '$''{'ac_cv_func_socket'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 12762 "configure"
+#line 12765 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char socket(); below.  */
@@ -12781,7 +12784,7 @@ socket();
 
 ; return 0; }
 EOF
-if { (eval echo configure:12785: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12788: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_socket=yes"
 else
@@ -12799,7 +12802,7 @@ if eval "test \"`echo '$ac_cv_func_'socket`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for socket in -lsocket""... $ac_c" 1>&6
-echo "configure:12803: checking for socket in -lsocket" >&5
+echo "configure:12806: checking for socket in -lsocket" >&5
 ac_lib_var=`echo socket'_'socket | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -12807,7 +12810,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 12811 "configure"
+#line 12814 "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
@@ -12818,7 +12821,7 @@ int main() {
 socket()
 ; return 0; }
 EOF
-if { (eval echo configure:12822: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:12825: \"$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
@@ -12852,7 +12855,7 @@ fi
 
 if test "$wxUSE_SOCKETS" = "yes" ; then
         echo $ac_n "checking what is the type of the third argument of getsockname""... $ac_c" 1>&6
-echo "configure:12856: checking what is the type of the third argument of getsockname" >&5
+echo "configure:12859: checking what is the type of the third argument of getsockname" >&5
 if eval "test \"`echo '$''{'wx_cv_type_getsockname3'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -12867,7 +12870,7 @@ cross_compiling=$ac_cv_prog_cxx_cross
 
 
             cat > conftest.$ac_ext <<EOF
-#line 12871 "configure"
+#line 12874 "configure"
 #include "confdefs.h"
 
                     #include <sys/types.h>
@@ -12880,7 +12883,7 @@ int main() {
                 
 ; return 0; }
 EOF
-if { (eval echo configure:12884: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12887: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wx_cv_type_getsockname3=socklen_t
 else
@@ -12888,7 +12891,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 12892 "configure"
+#line 12895 "configure"
 #include "confdefs.h"
 
                         #include <sys/types.h>
@@ -12901,7 +12904,7 @@ int main() {
                     
 ; return 0; }
 EOF
-if { (eval echo configure:12905: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12908: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wx_cv_type_getsockname3=size_t
 else
@@ -12909,7 +12912,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 12913 "configure"
+#line 12916 "configure"
 #include "confdefs.h"
 
                             #include <sys/types.h>
@@ -12922,7 +12925,7 @@ int main() {
                         
 ; return 0; }
 EOF
-if { (eval echo configure:12926: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:12929: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   wx_cv_type_getsockname3=int
 else
@@ -12982,17 +12985,17 @@ if test "$wxUSE_JOYSTICK" = "yes"; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:12986: checking for $ac_hdr" >&5
+echo "configure:12989: 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 12991 "configure"
+#line 12994 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:12996: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:12999: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -13045,12 +13048,12 @@ if test "$wxUSE_DYNLIB_CLASS" = "yes"; then
                 for ac_func in dlopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13049: checking for $ac_func" >&5
+echo "configure:13052: 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 13054 "configure"
+#line 13057 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13073,7 +13076,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13077: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13080: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13101,7 +13104,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for dlopen in -ldl""... $ac_c" 1>&6
-echo "configure:13105: checking for dlopen in -ldl" >&5
+echo "configure:13108: checking for dlopen in -ldl" >&5
 ac_lib_var=`echo dl'_'dlopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13109,7 +13112,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 13113 "configure"
+#line 13116 "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
@@ -13120,7 +13123,7 @@ int main() {
 dlopen()
 ; return 0; }
 EOF
-if { (eval echo configure:13124: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13127: \"$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
@@ -13149,12 +13152,12 @@ else
                             for ac_func in shl_load
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:13153: checking for $ac_func" >&5
+echo "configure:13156: 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 13158 "configure"
+#line 13161 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -13177,7 +13180,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:13181: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13184: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -13205,7 +13208,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for dld in -lshl_load""... $ac_c" 1>&6
-echo "configure:13209: checking for dld in -lshl_load" >&5
+echo "configure:13212: checking for dld in -lshl_load" >&5
 ac_lib_var=`echo shl_load'_'dld | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -13213,7 +13216,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lshl_load  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 13217 "configure"
+#line 13220 "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
@@ -13224,7 +13227,7 @@ int main() {
 dld()
 ; return 0; }
 EOF
-if { (eval echo configure:13228: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:13231: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -13456,17 +13459,17 @@ if test "$wxUSE_DRAG_AND_DROP" = "yes" ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:13460: checking for $ac_hdr" >&5
+echo "configure:13463: 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 13465 "configure"
+#line 13468 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:13470: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:13473: \"$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*
@@ -14018,7 +14021,7 @@ SAMPLES_SUBDIRS="`echo $SAMPLES_SUBDIRS | tr -s ' ' | tr ' ' '\n' | sort | uniq
 
 
 echo $ac_n "checking whether ${MAKE-make} sets \${MAKE}""... $ac_c" 1>&6
-echo "configure:14022: checking whether ${MAKE-make} sets \${MAKE}" >&5
+echo "configure:14025: checking whether ${MAKE-make} sets \${MAKE}" >&5
 set dummy ${MAKE-make}; ac_make=`echo "$2" | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_prog_make_${ac_make}_set'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
diff --git a/configure.in b/configure.in
index 9db50cf051..38e771211e 100644
--- a/configure.in
+++ b/configure.in
@@ -2249,7 +2249,17 @@ AC_CHECK_LIB(c, wcslen, [
 dnl check for vprintf/vsprintf() which are GNU extensions
 AC_FUNC_VPRINTF
 
+AC_LANG_SAVE
+AC_LANG_CPLUSPLUS
+
 dnl check for vsnprintf() - a safe version of vsprintf()
+dnl
+dnl NB: do it using C++ compiler as on some systems it is present in the
+dnl     libraries, but not declared in the header
+dnl
+dnl NB2: we might also check for it with AC_LANG_C if it is not found with
+dnl      AC_LANG_CPLUSPLUS and declare it ourselves if it is found in that
+dnl      case...
 AC_CHECK_FUNCS(vsnprintf,
                AC_DEFINE(HAVE_VSNPRINTF),
                AC_MSG_WARN(unsafe function sprintf will be used instead of snprintf)
@@ -2258,9 +2268,6 @@ AC_CHECK_FUNCS(vsnprintf,
 dnl check for vsscanf() - on some platforms (Linux, glibc 2.1.1) it's
 dnl available in the library but the prototype is missing, so we can't use
 dnl AC_CHECK_FUNCS here, do it manually
-AC_LANG_SAVE
-AC_LANG_CPLUSPLUS
-
 AC_CACHE_CHECK([for vsscanf], wx_cv_func_vsscanf,
 [
   AC_TRY_RUN(