+fi
+echo "$as_me:15272: result: $cf_cv_c11_noreturn" >&5
+echo "${ECHO_T}$cf_cv_c11_noreturn" >&6
+else
+ cf_cv_c11_noreturn=no,
+fi
+
+if test "$cf_cv_c11_noreturn" = yes; then
+
+cat >>confdefs.h <<\EOF
+#define HAVE_STDNORETURN_H 1
+EOF
+
+cat >>confdefs.h <<EOF
+#define STDC_NORETURN _Noreturn
+EOF
+
+ HAVE_STDNORETURN_H=1
+else
+ HAVE_STDNORETURN_H=0
+fi
+
+if test "$GCC" = yes || test "$GXX" = yes
+then
+
+if test "$GCC" = yes || test "$GXX" = yes
+then
+ case $CFLAGS in
+ (*-Werror=*)
+ cf_temp_flags=
+ for cf_temp_scan in $CFLAGS
+ do
+ case "x$cf_temp_scan" in
+ (x-Werror=format*)
+
+ test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+ cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+ ;;
+ (x-Werror=*)
+
+ test -n "$EXTRA_CFLAGS" && EXTRA_CFLAGS="$EXTRA_CFLAGS "
+ EXTRA_CFLAGS="${EXTRA_CFLAGS}$cf_temp_scan"
+
+ ;;
+ (*)
+
+ test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+ cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+ ;;
+ esac
+ done
+ if test "x$CFLAGS" != "x$cf_temp_flags"
+ then
+ test -n "$verbose" && echo " repairing CFLAGS: $CFLAGS" 1>&6
+
+echo "${as_me:-configure}:15328: testing repairing CFLAGS: $CFLAGS ..." 1>&5
+
+ CFLAGS="$cf_temp_flags"
+ test -n "$verbose" && echo " ... fixed $CFLAGS" 1>&6
+
+echo "${as_me:-configure}:15333: testing ... fixed $CFLAGS ..." 1>&5
+
+ test -n "$verbose" && echo " ... extra $EXTRA_CFLAGS" 1>&6
+
+echo "${as_me:-configure}:15337: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+
+ fi
+ ;;
+ esac
+fi
+
+if test "$GCC" = yes || test "$GXX" = yes
+then
+ case $CPPFLAGS in
+ (*-Werror=*)
+ cf_temp_flags=
+ for cf_temp_scan in $CPPFLAGS
+ do
+ case "x$cf_temp_scan" in
+ (x-Werror=format*)
+
+ test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+ cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+ ;;
+ (x-Werror=*)
+
+ test -n "$EXTRA_CFLAGS" && EXTRA_CFLAGS="$EXTRA_CFLAGS "
+ EXTRA_CFLAGS="${EXTRA_CFLAGS}$cf_temp_scan"
+
+ ;;
+ (*)
+
+ test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+ cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+ ;;
+ esac
+ done
+ if test "x$CPPFLAGS" != "x$cf_temp_flags"
+ then
+ test -n "$verbose" && echo " repairing CPPFLAGS: $CPPFLAGS" 1>&6
+
+echo "${as_me:-configure}:15376: testing repairing CPPFLAGS: $CPPFLAGS ..." 1>&5
+
+ CPPFLAGS="$cf_temp_flags"
+ test -n "$verbose" && echo " ... fixed $CPPFLAGS" 1>&6
+
+echo "${as_me:-configure}:15381: testing ... fixed $CPPFLAGS ..." 1>&5
+
+ test -n "$verbose" && echo " ... extra $EXTRA_CFLAGS" 1>&6
+
+echo "${as_me:-configure}:15385: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+
+ fi
+ ;;
+ esac
+fi
+
+if test "$GCC" = yes || test "$GXX" = yes
+then
+ case $LDFLAGS in
+ (*-Werror=*)
+ cf_temp_flags=
+ for cf_temp_scan in $LDFLAGS
+ do
+ case "x$cf_temp_scan" in
+ (x-Werror=format*)
+
+ test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+ cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+ ;;
+ (x-Werror=*)
+
+ test -n "$EXTRA_CFLAGS" && EXTRA_CFLAGS="$EXTRA_CFLAGS "
+ EXTRA_CFLAGS="${EXTRA_CFLAGS}$cf_temp_scan"
+
+ ;;
+ (*)
+
+ test -n "$cf_temp_flags" && cf_temp_flags="$cf_temp_flags "
+ cf_temp_flags="${cf_temp_flags}$cf_temp_scan"
+
+ ;;
+ esac
+ done
+ if test "x$LDFLAGS" != "x$cf_temp_flags"
+ then
+ test -n "$verbose" && echo " repairing LDFLAGS: $LDFLAGS" 1>&6
+
+echo "${as_me:-configure}:15424: testing repairing LDFLAGS: $LDFLAGS ..." 1>&5
+
+ LDFLAGS="$cf_temp_flags"
+ test -n "$verbose" && echo " ... fixed $LDFLAGS" 1>&6
+
+echo "${as_me:-configure}:15429: testing ... fixed $LDFLAGS ..." 1>&5
+
+ test -n "$verbose" && echo " ... extra $EXTRA_CFLAGS" 1>&6
+
+echo "${as_me:-configure}:15433: testing ... extra $EXTRA_CFLAGS ..." 1>&5
+
+ fi
+ ;;
+ esac
+fi
+
+echo "$as_me:15440: checking if you want to turn on gcc warnings" >&5
+echo $ECHO_N "checking if you want to turn on gcc warnings... $ECHO_C" >&6
+
+# Check whether --enable-warnings or --disable-warnings was given.
+if test "${enable_warnings+set}" = set; then
+ enableval="$enable_warnings"
+ test "$enableval" != yes && enableval=no
+ if test "$enableval" != "no" ; then
+ enable_warnings=yes
+ else
+ enable_warnings=no
+ fi
+else
+ enableval=no
+ enable_warnings=no
+
+fi;
+echo "$as_me:15457: result: $enable_warnings" >&5
+echo "${ECHO_T}$enable_warnings" >&6
+if test "$enable_warnings" = "yes"
+then
+
+if test "x$have_x" = xyes; then
+
+cf_save_LIBS_CF_CONST_X_STRING="$LIBS"
+cf_save_CFLAGS_CF_CONST_X_STRING="$CFLAGS"
+cf_save_CPPFLAGS_CF_CONST_X_STRING="$CPPFLAGS"
+LIBS="$LIBS ${X_PRE_LIBS} ${X_LIBS} ${X_EXTRA_LIBS}"
+for cf_X_CFLAGS in $X_CFLAGS
+do
+ case "x$cf_X_CFLAGS" in
+ x-[IUD]*)
+ CPPFLAGS="$CPPFLAGS $cf_X_CFLAGS"
+ ;;
+ *)
+ CFLAGS="$CFLAGS $cf_X_CFLAGS"
+ ;;
+ esac
+done
+
+cat >"conftest.$ac_ext" <<_ACEOF
+#line 15481 "configure"
+#include "confdefs.h"
+
+#include <stdlib.h>
+#include <X11/Intrinsic.h>
+
+int
+main (void)
+{
+String foo = malloc(1); free((void*)foo)
+ ;
+ return 0;
+}
+_ACEOF
+rm -f "conftest.$ac_objext"
+if { (eval echo "$as_me:15496: \"$ac_compile\"") >&5
+ (eval $ac_compile) 2>&5
+ ac_status=$?
+ echo "$as_me:15499: \$? = $ac_status" >&5
+ (exit "$ac_status"); } &&
+ { ac_try='test -s "conftest.$ac_objext"'
+ { (eval echo "$as_me:15502: \"$ac_try\"") >&5
+ (eval $ac_try) 2>&5
+ ac_status=$?
+ echo "$as_me:15505: \$? = $ac_status" >&5
+ (exit "$ac_status"); }; }; then
+
+echo "$as_me:15508: checking for X11/Xt const-feature" >&5