--- rxvt-unicode/configure	2006/01/25 21:17:52	1.93
+++ rxvt-unicode/configure	2006/02/02 14:40:59	1.99
@@ -3291,12 +3291,6 @@
 LINKER=$LINKER
 
 
-ac_ext=cc
-ac_cpp='$CXXCPP $CPPFLAGS'
-ac_compile='$CXX -c $CXXFLAGS $CPPFLAGS conftest.$ac_ext >&5'
-ac_link='$CXX -o conftest$ac_exeext $CXXFLAGS $CPPFLAGS $LDFLAGS conftest.$ac_ext $LIBS >&5'
-ac_compiler_gnu=$ac_cv_cxx_compiler_gnu
-
 if test -z "$orig_CXXFLAGS"; then
   if test x$GCC = xyes && test "x$GXX" = xyes; then
      CXXFLAGS="-g -O3 -fno-threadsafe-statics -fno-enforce-eh-specs"
@@ -3862,223 +3856,6 @@
 fi
 
 
-echo "$as_me:$LINENO: checking for sched_yield" >&5
-echo $ECHO_N "checking for sched_yield... $ECHO_C" >&6
-if test "${ac_cv_func_sched_yield+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-/* Define sched_yield to an innocuous variant, in case <limits.h> declares sched_yield.
-   For example, HP-UX 11i <limits.h> declares gettimeofday.  */
-#define sched_yield innocuous_sched_yield
-
-/* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char sched_yield (); below.
-    Prefer <limits.h> to <assert.h> if __STDC__ is defined, since
-    <limits.h> exists even on freestanding compilers.  */
-
-#ifdef __STDC__
-# include <limits.h>
-#else
-# include <assert.h>
-#endif
-
-#undef sched_yield
-
-/* 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 sched_yield ();
-/* The GNU C library defines this for functions which it implements
-    to always fail with ENOSYS.  Some functions are actually named
-    something starting with __ and the normal name is an alias.  */
-#if defined (__stub_sched_yield) || defined (__stub___sched_yield)
-choke me
-#else
-char (*f) () = sched_yield;
-#endif
-#ifdef __cplusplus
-}
-#endif
-
-int
-main ()
-{
-return f != sched_yield;
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_cxx_werror_flag"			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_func_sched_yield=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_func_sched_yield=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-fi
-echo "$as_me:$LINENO: result: $ac_cv_func_sched_yield" >&5
-echo "${ECHO_T}$ac_cv_func_sched_yield" >&6
-if test $ac_cv_func_sched_yield = yes; then
-  :
-else
-  echo "$as_me:$LINENO: checking for sched_yield in -lrt" >&5
-echo $ECHO_N "checking for sched_yield in -lrt... $ECHO_C" >&6
-if test "${ac_cv_lib_rt_sched_yield+set}" = set; then
-  echo $ECHO_N "(cached) $ECHO_C" >&6
-else
-  ac_check_lib_save_LIBS=$LIBS
-LIBS="-lrt  $LIBS"
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.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 sched_yield ();
-int
-main ()
-{
-sched_yield ();
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_cxx_werror_flag"			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  ac_cv_lib_rt_sched_yield=yes
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-ac_cv_lib_rt_sched_yield=no
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-LIBS=$ac_check_lib_save_LIBS
-fi
-echo "$as_me:$LINENO: result: $ac_cv_lib_rt_sched_yield" >&5
-echo "${ECHO_T}$ac_cv_lib_rt_sched_yield" >&6
-if test $ac_cv_lib_rt_sched_yield = yes; then
-  LIBS="$LIBS -lrt"
-fi
-
-fi
-
-
-echo "$as_me:$LINENO: checking for sched_yield support" >&5
-echo $ECHO_N "checking for sched_yield support... $ECHO_C" >&6
-cat >conftest.$ac_ext <<_ACEOF
-/* confdefs.h.  */
-_ACEOF
-cat confdefs.h >>conftest.$ac_ext
-cat >>conftest.$ac_ext <<_ACEOF
-/* end confdefs.h.  */
-#include <sched.h>
-int
-main ()
-{
-sched_yield ()
-  ;
-  return 0;
-}
-_ACEOF
-rm -f conftest.$ac_objext conftest$ac_exeext
-if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
-  (eval $ac_link) 2>conftest.er1
-  ac_status=$?
-  grep -v '^ *+' conftest.er1 >conftest.err
-  rm -f conftest.er1
-  cat conftest.err >&5
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); } &&
-	 { ac_try='test -z "$ac_cxx_werror_flag"			 || test ! -s conftest.err'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; } &&
-	 { ac_try='test -s conftest$ac_exeext'
-  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
-  (eval $ac_try) 2>&5
-  ac_status=$?
-  echo "$as_me:$LINENO: \$? = $ac_status" >&5
-  (exit $ac_status); }; }; then
-  echo "$as_me:$LINENO: result: yes" >&5
-echo "${ECHO_T}yes" >&6
-
-cat >>confdefs.h <<\_ACEOF
-#define HAVE_SCHED_YIELD 1
-_ACEOF
-
-else
-  echo "$as_me: failed program was:" >&5
-sed 's/^/| /' conftest.$ac_ext >&5
-
-echo "$as_me:$LINENO: result: no" >&5
-echo "${ECHO_T}no" >&6
-fi
-rm -f conftest.err conftest.$ac_objext \
-      conftest$ac_exeext conftest.$ac_ext
-
 
 support_frills=yes
 support_inheritpixmap=yes
@@ -4286,7 +4063,6 @@
 fi;
 
 
-
 # Check whether --with-codesets or --without-codesets was given.
 if test "${with_codesets+set}" = set; then
   withval="$with_codesets"
@@ -7558,6 +7334,72 @@
 LIBS=$ac_save_LIBS
 CFLAGS=$ac_save_CFLAGS
 
+echo "$as_me:$LINENO: checking for XLIB_ILLEGAL_ACCESS" >&5
+echo $ECHO_N "checking for XLIB_ILLEGAL_ACCESS... $ECHO_C" >&6
+if test "${rxvt_xlib_illegal_access+set}" = set; then
+  echo $ECHO_N "(cached) $ECHO_C" >&6
+else
+  cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+#define XLIB_ILLEGAL_ACCESS
+#include <X11/Xlib.h>
+
+int
+main ()
+{
+
+      Display *dpy;
+      dpy->xdefaults = (char *)0;
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext
+if { (eval echo "$as_me:$LINENO: \"$ac_compile\"") >&5
+  (eval $ac_compile) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_cxx_werror_flag"			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest.$ac_objext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  rxvt_xlib_illegal_access=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+rxvt_xlib_illegal_access=no
+
+fi
+rm -f conftest.err conftest.$ac_objext conftest.$ac_ext
+fi
+echo "$as_me:$LINENO: result: $rxvt_xlib_illegal_access" >&5
+echo "${ECHO_T}$rxvt_xlib_illegal_access" >&6
+if test x$rxvt_xlib_illegal_access = xyes; then
+
+cat >>confdefs.h <<\_ACEOF
+#define XLIB_ILLEGAL_ACCESS 1
+_ACEOF
+
+fi
 
 echo "$as_me:$LINENO: checking for an ANSI C-conforming const" >&5
 echo $ECHO_N "checking for an ANSI C-conforming const... $ECHO_C" >&6
@@ -9952,15 +9794,9 @@
 
 
 
-
-
-
 for ac_func in \
 	unsetenv \
 	setutent \
-	seteuid \
-	setresuid \
-	setreuid \
 	on_exit \
 
 do
@@ -12246,12 +12082,20 @@
 
 
 
+
+
+
+
 for ac_func in \
   revoke \
   _getpty \
   getpt \
   posix_openpt \
   isastream \
+  setuid \
+  seteuid \
+  setreuid \
+  setresuid \
 
 do
 as_ac_var=`echo "ac_cv_func_$ac_func" | $as_tr_sh`
@@ -13430,16 +13274,62 @@
 
 
 
+     cat >conftest.$ac_ext <<_ACEOF
+/* confdefs.h.  */
+_ACEOF
+cat confdefs.h >>conftest.$ac_ext
+cat >>conftest.$ac_ext <<_ACEOF
+/* end confdefs.h.  */
+
+#include <EXTERN.h>
+#include <perl.h>
+#include <XSUB.h>
+
+int
+main ()
+{
+
+     PerlInterpreter *perl = perl_alloc ();
+
+  ;
+  return 0;
+}
+_ACEOF
+rm -f conftest.$ac_objext conftest$ac_exeext
+if { (eval echo "$as_me:$LINENO: \"$ac_link\"") >&5
+  (eval $ac_link) 2>conftest.er1
+  ac_status=$?
+  grep -v '^ *+' conftest.er1 >conftest.err
+  rm -f conftest.er1
+  cat conftest.err >&5
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); } &&
+	 { ac_try='test -z "$ac_cxx_werror_flag"			 || test ! -s conftest.err'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; } &&
+	 { ac_try='test -s conftest$ac_exeext'
+  { (eval echo "$as_me:$LINENO: \"$ac_try\"") >&5
+  (eval $ac_try) 2>&5
+  ac_status=$?
+  echo "$as_me:$LINENO: \$? = $ac_status" >&5
+  (exit $ac_status); }; }; then
+  rxvt_perl_link=yes
+else
+  echo "$as_me: failed program was:" >&5
+sed 's/^/| /' conftest.$ac_ext >&5
+
+rxvt_perl_link=no
+fi
+rm -f conftest.err conftest.$ac_objext \
+      conftest$ac_exeext conftest.$ac_ext
 if test x$support_perl = xyes; then
    support_frills=yes
 fi
 
 
-CFLAGS=${CFLAGS--O}
-LDFLAGS=${LDFLAGS--O}
-
-CPPFLAGS="$CPPFLAGS"
-
 
 
 
@@ -14772,17 +14662,6 @@
   echo ".----------------------------------------------------------------."
 fi
 
-echo "  *** Optionally check src/feature.h for further options ***"
-echo
-
-echo ".----------------------------------------------------------------."
-echo ". NOTE: some features are disabled by default, try               ."
-echo ". configure --help to get an idea of the optional features,      ."
-echo ". or read ./README.configure                                     ."
-echo ".                                                                ."
-echo ". The script ./reconf gives a reasonable baseline, try it if     ."
-echo ". you do not want to read documentation and still want some      ."
-echo ". useful features.                                               ."
-echo ".----------------------------------------------------------------."
+echo "*** Optionally check src/feature.h for further, rarely used options ***"
 echo