+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+
+ echo $ac_n "checking for sched_yield in -l$THREADS_LINK""... $ac_c" 1>&6
+echo "configure:7833: checking for sched_yield in -l$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) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-l$THREADS_LINK $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7841 "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
+ builtin and then its argument prototype would still apply. */
+char sched_yield();
+
+int main() {
+sched_yield()
+; return 0; }
+EOF
+if { (eval echo configure:7852: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ cat >> confdefs.h <<\EOF
+#define HAVE_SCHED_YIELD 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+echo $ac_n "checking for sched_yield in -l"posix4"""... $ac_c" 1>&6
+echo "configure:7874: checking for sched_yield in -l"posix4"" >&5
+ac_lib_var=`echo "posix4"'_'sched_yield | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-l"posix4" $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7882 "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
+ builtin and then its argument prototype would still apply. */
+char sched_yield();
+
+int main() {
+sched_yield()
+; return 0; }
+EOF
+if { (eval echo configure:7893: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ cat >> confdefs.h <<\EOF
+#define HAVE_SCHED_YIELD 1
+EOF
+ POSIX4_LINK="-lposix4"
+else
+ echo "$ac_t""no" 1>&6
+echo "configure: warning: wxThread::Yield() will not work properly" 1>&2
+
+fi
+
+
+fi
+
+
+ echo $ac_n "checking for pthread_attr_getschedpolicy in -l$THREADS_LINK""... $ac_c" 1>&6
+echo "configure:7923: checking for pthread_attr_getschedpolicy in -l$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) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-l$THREADS_LINK $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7931 "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
+ builtin and then its argument prototype would still apply. */
+char pthread_attr_getschedpolicy();
+
+int main() {
+pthread_attr_getschedpolicy()
+; return 0; }
+EOF
+if { (eval echo configure:7942: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ cat >> confdefs.h <<\EOF
+#define HAVE_THREAD_PRIORITY_FUNCTIONS 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+echo $ac_n "checking for pthread_attr_getschedpolicy in -l"posix4"""... $ac_c" 1>&6
+echo "configure:7964: checking for pthread_attr_getschedpolicy in -l"posix4"" >&5
+ac_lib_var=`echo "posix4"'_'pthread_attr_getschedpolicy | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-l"posix4" $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7972 "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
+ builtin and then its argument prototype would still apply. */
+char pthread_attr_getschedpolicy();
+
+int main() {
+pthread_attr_getschedpolicy()
+; return 0; }
+EOF
+if { (eval echo configure:7983: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ cat >> confdefs.h <<\EOF
+#define HAVE_THREAD_PRIORITY_FUNCTIONS 1
+EOF
+ POSIX4_LINK="-lposix4"
+else
+ echo "$ac_t""no" 1>&6
+echo "configure: warning: Setting thread priority will not work" 1>&2
+
+fi
+
+
+fi
+
+
+ echo $ac_n "checking for pthread_cancel in -l$THREADS_LINK""... $ac_c" 1>&6
+echo "configure:8013: checking for pthread_cancel in -l$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) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-l$THREADS_LINK $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 8021 "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
+ builtin and then its argument prototype would still apply. */
+char pthread_cancel();
+
+int main() {
+pthread_cancel()
+; return 0; }
+EOF
+if { (eval echo configure:8032: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ cat >> confdefs.h <<\EOF
+#define HAVE_PTHREAD_CANCEL 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+echo "configure: warning: wxThread::Kill() will not work properly" 1>&2
+fi
+
+
+ echo $ac_n "checking for pthread_cleanup_push/pop""... $ac_c" 1>&6
+echo "configure:8058: checking for pthread_cleanup_push/pop" >&5
+ cat > conftest.$ac_ext <<EOF
+#line 8060 "configure"
+#include "confdefs.h"
+#include <pthread.h>
+int main() {
+
+ pthread_cleanup_push(NULL, NULL);
+ pthread_cleanup_pop(0);
+
+; return 0; }
+EOF
+if { (eval echo configure:8070: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+ rm -rf conftest*
+ echo "$ac_t""yes" 1>&6
+ cat >> confdefs.h <<\EOF
+#define HAVE_THREAD_CLEANUP_FUNCTIONS 1