+if { (eval echo configure:5429: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+then
+ ol_cv_pthread_create=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -fr conftest*
+ ol_cv_pthread_create=no
+fi
+rm -fr conftest*
+fi
+
+fi
+
+ echo "$ac_t""$ol_cv_pthread_create" 1>&6
+
+ if test $ol_cv_pthread_create != no ; then
+ ol_link_threads=posix
+ ol_link_pthreads=""
+ fi
+
+ # Pthread try link: -mt (ol_cv_pthread_mt)
+ if test "$ol_link_threads" = no ; then
+ # try -mt
+ echo $ac_n "checking for pthread link with -mt""... $ac_c" 1>&6
+echo "configure:5454: checking for pthread link with -mt" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_mt'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-mt $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5464 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5489: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_mt=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_mt=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_mt" 1>&6
+
+ if test $ol_cv_pthread_mt = yes ; then
+ ol_link_pthreads="-mt"
+ ol_link_threads=posix
+ fi
+ fi
+
+ # Pthread try link: -kthread (ol_cv_pthread_kthread)
+ if test "$ol_link_threads" = no ; then
+ # try -kthread
+ echo $ac_n "checking for pthread link with -kthread""... $ac_c" 1>&6
+echo "configure:5517: checking for pthread link with -kthread" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_kthread'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-kthread $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5527 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5552: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_kthread=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_kthread=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_kthread" 1>&6
+
+ if test $ol_cv_pthread_kthread = yes ; then
+ ol_link_pthreads="-kthread"
+ ol_link_threads=posix
+ fi
+ fi
+
+ # Pthread try link: -pthread (ol_cv_pthread_pthread)
+ if test "$ol_link_threads" = no ; then
+ # try -pthread
+ echo $ac_n "checking for pthread link with -pthread""... $ac_c" 1>&6
+echo "configure:5580: checking for pthread link with -pthread" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_pthread'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-pthread $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5590 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5615: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_pthread=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_pthread=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_pthread" 1>&6
+
+ if test $ol_cv_pthread_pthread = yes ; then
+ ol_link_pthreads="-pthread"
+ ol_link_threads=posix
+ fi
+ fi
+
+ # Pthread try link: -pthreads (ol_cv_pthread_pthreads)
+ if test "$ol_link_threads" = no ; then
+ # try -pthreads
+ echo $ac_n "checking for pthread link with -pthreads""... $ac_c" 1>&6
+echo "configure:5643: checking for pthread link with -pthreads" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_pthreads'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-pthreads $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5653 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5678: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_pthreads=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_pthreads=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_pthreads" 1>&6
+
+ if test $ol_cv_pthread_pthreads = yes ; then
+ ol_link_pthreads="-pthreads"
+ ol_link_threads=posix
+ fi
+ fi
+
+ # Pthread try link: -thread (ol_cv_pthread_thread)
+ if test "$ol_link_threads" = no ; then
+ # try -thread
+ echo $ac_n "checking for pthread link with -thread""... $ac_c" 1>&6
+echo "configure:5706: checking for pthread link with -thread" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_thread'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-thread $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5716 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5741: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_thread=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_thread=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_thread" 1>&6
+
+ if test $ol_cv_pthread_thread = yes ; then
+ ol_link_pthreads="-thread"
+ ol_link_threads=posix
+ fi
+ fi
+
+
+ # Pthread try link: -lpthread -lmach -lexc -lc_r (ol_cv_pthread_lpthread_lmach_lexc_lc_r)
+ if test "$ol_link_threads" = no ; then
+ # try -lpthread -lmach -lexc -lc_r
+ echo $ac_n "checking for pthread link with -lpthread -lmach -lexc -lc_r""... $ac_c" 1>&6
+echo "configure:5770: checking for pthread link with -lpthread -lmach -lexc -lc_r" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lpthread_lmach_lexc_lc_r'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lpthread -lmach -lexc -lc_r $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5780 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5805: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lpthread_lmach_lexc_lc_r=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lpthread_lmach_lexc_lc_r=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lpthread_lmach_lexc_lc_r" 1>&6
+
+ if test $ol_cv_pthread_lpthread_lmach_lexc_lc_r = yes ; then
+ ol_link_pthreads="-lpthread -lmach -lexc -lc_r"
+ ol_link_threads=posix
+ fi
+ fi
+
+ # Pthread try link: -lpthread -lmach -lexc (ol_cv_pthread_lpthread_lmach_lexc)
+ if test "$ol_link_threads" = no ; then
+ # try -lpthread -lmach -lexc
+ echo $ac_n "checking for pthread link with -lpthread -lmach -lexc""... $ac_c" 1>&6
+echo "configure:5833: checking for pthread link with -lpthread -lmach -lexc" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lpthread_lmach_lexc'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lpthread -lmach -lexc $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5843 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5868: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lpthread_lmach_lexc=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lpthread_lmach_lexc=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lpthread_lmach_lexc" 1>&6
+
+ if test $ol_cv_pthread_lpthread_lmach_lexc = yes ; then
+ ol_link_pthreads="-lpthread -lmach -lexc"
+ ol_link_threads=posix
+ fi
+ fi
+
+
+ # Pthread try link: -lpthread -Wl,-woff,85 (ol_cv_pthread_lib_lpthread_woff)
+ if test "$ol_link_threads" = no ; then
+ # try -lpthread -Wl,-woff,85
+ echo $ac_n "checking for pthread link with -lpthread -Wl,-woff,85""... $ac_c" 1>&6
+echo "configure:5897: checking for pthread link with -lpthread -Wl,-woff,85" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lib_lpthread_woff'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lpthread -Wl,-woff,85 $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5907 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5932: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lib_lpthread_woff=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lib_lpthread_woff=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lib_lpthread_woff" 1>&6
+
+ if test $ol_cv_pthread_lib_lpthread_woff = yes ; then
+ ol_link_pthreads="-lpthread -Wl,-woff,85"
+ ol_link_threads=posix
+ fi
+ fi
+
+
+ # Pthread try link: -lpthread (ol_cv_pthread_lpthread)
+ if test "$ol_link_threads" = no ; then
+ # try -lpthread
+ echo $ac_n "checking for pthread link with -lpthread""... $ac_c" 1>&6
+echo "configure:5961: checking for pthread link with -lpthread" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lpthread'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lpthread $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 5971 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:5996: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lpthread=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lpthread=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lpthread" 1>&6
+
+ if test $ol_cv_pthread_lpthread = yes ; then
+ ol_link_pthreads="-lpthread"
+ ol_link_threads=posix
+ fi
+ fi
+
+ # Pthread try link: -lc_r (ol_cv_pthread_lc_r)
+ if test "$ol_link_threads" = no ; then
+ # try -lc_r
+ echo $ac_n "checking for pthread link with -lc_r""... $ac_c" 1>&6
+echo "configure:6024: checking for pthread link with -lc_r" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lc_r'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lc_r $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 6034 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6059: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lc_r=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lc_r=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lc_r" 1>&6
+
+ if test $ol_cv_pthread_lc_r = yes ; then
+ ol_link_pthreads="-lc_r"
+ ol_link_threads=posix
+ fi
+ fi
+
+
+ # Pthread try link: -threads (ol_cv_pthread_threads)
+ if test "$ol_link_threads" = no ; then
+ # try -threads
+ echo $ac_n "checking for pthread link with -threads""... $ac_c" 1>&6
+echo "configure:6088: checking for pthread link with -threads" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_threads'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-threads $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 6098 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6123: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_threads=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_threads=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_threads" 1>&6
+
+ if test $ol_cv_pthread_threads = yes ; then
+ ol_link_pthreads="-threads"
+ ol_link_threads=posix
+ fi
+ fi
+
+
+ # Pthread try link: -lpthreads -lmach -lexc -lc_r (ol_cv_pthread_lpthreads_lmach_lexc_lc_r)
+ if test "$ol_link_threads" = no ; then
+ # try -lpthreads -lmach -lexc -lc_r
+ echo $ac_n "checking for pthread link with -lpthreads -lmach -lexc -lc_r""... $ac_c" 1>&6
+echo "configure:6152: checking for pthread link with -lpthreads -lmach -lexc -lc_r" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lpthreads_lmach_lexc_lc_r'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lpthreads -lmach -lexc -lc_r $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 6162 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6187: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lpthreads_lmach_lexc_lc_r=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lpthreads_lmach_lexc_lc_r=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lpthreads_lmach_lexc_lc_r" 1>&6
+
+ if test $ol_cv_pthread_lpthreads_lmach_lexc_lc_r = yes ; then
+ ol_link_pthreads="-lpthreads -lmach -lexc -lc_r"
+ ol_link_threads=posix
+ fi
+ fi
+
+ # Pthread try link: -lpthreads -lmach -lexc (ol_cv_pthread_lpthreads_lmach_lexc)
+ if test "$ol_link_threads" = no ; then
+ # try -lpthreads -lmach -lexc
+ echo $ac_n "checking for pthread link with -lpthreads -lmach -lexc""... $ac_c" 1>&6
+echo "configure:6215: checking for pthread link with -lpthreads -lmach -lexc" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lpthreads_lmach_lexc'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lpthreads -lmach -lexc $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 6225 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6250: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lpthreads_lmach_lexc=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lpthreads_lmach_lexc=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lpthreads_lmach_lexc" 1>&6
+
+ if test $ol_cv_pthread_lpthreads_lmach_lexc = yes ; then
+ ol_link_pthreads="-lpthreads -lmach -lexc"
+ ol_link_threads=posix
+ fi
+ fi
+
+ # Pthread try link: -lpthreads -lexc (ol_cv_pthread_lpthreads_lexc)
+ if test "$ol_link_threads" = no ; then
+ # try -lpthreads -lexc
+ echo $ac_n "checking for pthread link with -lpthreads -lexc""... $ac_c" 1>&6
+echo "configure:6278: checking for pthread link with -lpthreads -lexc" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lpthreads_lexc'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lpthreads -lexc $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 6288 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6313: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lpthreads_lexc=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lpthreads_lexc=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lpthreads_lexc" 1>&6
+
+ if test $ol_cv_pthread_lpthreads_lexc = yes ; then
+ ol_link_pthreads="-lpthreads -lexc"
+ ol_link_threads=posix
+ fi
+ fi
+
+
+ # Pthread try link: -lpthreads (ol_cv_pthread_lib_lpthreads)
+ if test "$ol_link_threads" = no ; then
+ # try -lpthreads
+ echo $ac_n "checking for pthread link with -lpthreads""... $ac_c" 1>&6
+echo "configure:6342: checking for pthread link with -lpthreads" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lib_lpthreads'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ # save the flags
+ ol_LIBS="$LIBS"
+ LIBS="-lpthreads $LIBS"
+
+ cat > conftest.$ac_ext <<EOF
+#line 6352 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+
+ pthread_t t;
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, NULL, NULL);
+ pthread_detach( &t );
+#else
+ pthread_create(&t, NULL, NULL, NULL);
+ pthread_detach( t );
+#endif
+#ifdef HAVE_LINUX_THREADS
+ pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6377: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_pthread_lib_lpthreads=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_pthread_lib_lpthreads=no
+fi
+rm -f conftest*
+
+ # restore the LIBS
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_lib_lpthreads" 1>&6
+
+ if test $ol_cv_pthread_lib_lpthreads = yes ; then
+ ol_link_pthreads="-lpthreads"
+ ol_link_threads=posix
+ fi
+ fi
+
+
+ if test $ol_link_threads != no ; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_PTHREADS 1
+EOF
+
+
+ LTHREAD_LIBS="$LTHREAD_LIBS $ol_link_pthreads"
+
+ save_CPPFLAGS="$CPPFLAGS"
+ save_LIBS="$LIBS"
+ LIBS="$LTHREAD_LIBS $LIBS"
+
+ for ac_func in sched_yield pthread_yield
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:6417: 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 6422 "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. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+
+ if test $ac_cv_func_sched_yield = no -a \
+ $ac_cv_func_pthread_yield = no ; then
+ echo $ac_n "checking for sched_yield in -lrt""... $ac_c" 1>&6
+echo "configure:6473: checking for sched_yield in -lrt" >&5
+ac_lib_var=`echo rt'_'sched_yield | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lrt $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 6481 "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:6492: \"$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 "$ac_t""yes" 1>&6
+ LTHREAD_LIBS="$LTHREAD_LIBS -lrt"
+ cat >> confdefs.h <<\EOF
+#define HAVE_SCHED_YIELD 1
+EOF
+
+ ac_cv_func_sched_yield=yes
+else
+ echo "$ac_t""no" 1>&6
+ac_cv_func_sched_yield=no
+fi
+
+ fi
+ if test $ac_cv_func_sched_yield = no -a \
+ $ac_cv_func_pthread_yield = no ; then
+ for ac_func in thr_yield
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:6524: 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 6529 "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. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6552: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+ fi
+ if test $ac_cv_func_sched_yield = no -a \
+ $ac_cv_func_pthread_yield = no -a \
+ "$ac_cv_func_thr_yield" = no ; then
+ echo "configure: warning: could not locate sched_yield() or pthread_yield()" 1>&2
+ fi
+
+ for ac_func in pthread_kill
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:6586: 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 6591 "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. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6614: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+
+ echo $ac_n "checking for pthread_detach with <pthread.h>""... $ac_c" 1>&6
+echo "configure:6640: checking for pthread_detach with <pthread.h>" >&5
+if eval "test \"`echo '$''{'ol_cv_func_pthread_detach'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ cat > conftest.$ac_ext <<EOF
+#line 6646 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+int main() {
+pthread_detach(NULL);
+; return 0; }
+EOF
+if { (eval echo configure:6658: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_func_pthread_detach=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_func_pthread_detach=no
+fi
+rm -f conftest*
+
+fi
+
+echo "$ac_t""$ol_cv_func_pthread_detach" 1>&6
+
+ if test $ol_cv_func_pthread_detach = no ; then
+ { echo "configure: error: could not locate pthread_detach()" 1>&2; exit 1; }
+ fi
+
+ cat >> confdefs.h <<\EOF
+#define HAVE_PTHREAD_DETACH 1
+EOF
+
+
+ for ac_func in \
+ pthread_setconcurrency \
+ pthread_getconcurrency \
+ thr_setconcurrency \
+ thr_getconcurrency \
+
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:6690: 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 6695 "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. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6718: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+
+
+ echo $ac_n "checking for pthread_kill_other_threads_np""... $ac_c" 1>&6
+echo "configure:6745: checking for pthread_kill_other_threads_np" >&5
+if eval "test \"`echo '$''{'ac_cv_func_pthread_kill_other_threads_np'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 6750 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char pthread_kill_other_threads_np(); below. */
+#include <assert.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_kill_other_threads_np();
+
+int main() {
+
+/* 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_pthread_kill_other_threads_np) || defined (__stub___pthread_kill_other_threads_np)
+choke me
+#else
+pthread_kill_other_threads_np();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:6773: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_pthread_kill_other_threads_np=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_pthread_kill_other_threads_np=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'pthread_kill_other_threads_np`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ :
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+ echo $ac_n "checking for LinuxThreads implementation""... $ac_c" 1>&6
+echo "configure:6793: checking for LinuxThreads implementation" >&5
+if eval "test \"`echo '$''{'ol_cv_sys_linux_threads'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ol_cv_sys_linux_threads=$ac_cv_func_pthread_kill_other_threads_np
+fi
+
+echo "$ac_t""$ol_cv_sys_linux_threads" 1>&6
+
+
+
+
+ echo $ac_n "checking for LinuxThreads consistency""... $ac_c" 1>&6
+echo "configure:6806: checking for LinuxThreads consistency" >&5
+if eval "test \"`echo '$''{'ol_cv_linux_threads'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ if test $ol_cv_header_linux_threads = yes -a \
+ $ol_cv_sys_linux_threads = yes; then
+ ol_cv_linux_threads=yes
+ elif test $ol_cv_header_linux_threads = no -a \
+ $ol_cv_sys_linux_threads = no; then
+ ol_cv_linux_threads=no
+ else
+ ol_cv_linux_threads=error
+ fi
+
+fi
+
+echo "$ac_t""$ol_cv_linux_threads" 1>&6
+
+
+ if test $ol_cv_linux_threads = error; then
+ { echo "configure: error: LinuxThreads header/library mismatch" 1>&2; exit 1; };
+ fi
+
+ echo $ac_n "checking if pthread_create() works""... $ac_c" 1>&6
+echo "configure:6831: checking if pthread_create() works" >&5
+ if eval "test \"`echo '$''{'ol_cv_pthread_create_works'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ if test "$cross_compiling" = yes; then
+ ol_cv_pthread_create_works=yes
+else
+ cat > conftest.$ac_ext <<EOF
+#line 6840 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+static void *task(p)
+ void *p;
+{
+ return (void *) (p == NULL);
+}
+
+int main(argc, argv)
+ int argc;
+ char **argv;
+{
+ pthread_t t;
+#if HAVE_PTHREADS_D4
+ exit(pthread_create(&t, pthread_attr_default, task, NULL));
+#else
+ exit(pthread_create(&t, NULL, task, NULL));
+#endif
+}
+
+EOF
+if { (eval echo configure:6867: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+then
+ ol_cv_pthread_create_works=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -fr conftest*
+ ol_cv_pthread_create_works=no
+fi
+rm -fr conftest*
+fi
+
+fi
+
+ echo "$ac_t""$ol_cv_pthread_create_works" 1>&6
+
+ if test $ol_cv_pthread_create_works = no ; then
+ { echo "configure: error: pthread_create is not usable, check environment settings" 1>&2; exit 1; }
+ fi
+
+ if test $ol_with_yielding_select = auto ; then
+ echo $ac_n "checking if select yields when using pthreads""... $ac_c" 1>&6
+echo "configure:6889: checking if select yields when using pthreads" >&5
+ if eval "test \"`echo '$''{'ol_cv_pthread_select_yields'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ if test "$cross_compiling" = yes; then
+
+ { echo "configure: error: crossing compiling: use --with-yielding_select=yes|no|manual" 1>&2; exit 1; }
+else
+ cat > conftest.$ac_ext <<EOF
+#line 6899 "configure"
+#include "confdefs.h"
+
+#include <sys/types.h>
+#include <sys/time.h>
+#include <unistd.h>
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*) 0
+#endif
+
+static int fildes[2];
+
+static void *task(p)
+ void *p;
+{
+ int i;
+ struct timeval tv;
+
+ fd_set rfds;
+
+ tv.tv_sec=10;
+ tv.tv_usec=0;
+
+ FD_ZERO(&rfds);
+ FD_SET(fildes[0], &rfds);
+
+ /* we're not interested in any fds */
+ i = select(FD_SETSIZE, &rfds, NULL, NULL, &tv);
+
+ if(i < 0) {
+ perror("select");
+ exit(10);
+ }
+
+ exit(0); /* if we exit here, the select blocked the whole process */
+}
+
+int main(argc, argv)
+ int argc;
+ char **argv;
+{
+ pthread_t t;
+
+ /* create a pipe to select */
+ if(pipe(&fildes[0])) {
+ perror("select");
+ exit(1);
+ }
+
+#ifdef HAVE_PTHREAD_SETCONCURRENCY
+ (void) pthread_setconcurrency(2);
+#else
+#ifdef HAVE_THR_SETCONCURRENCY
+ /* Set Solaris LWP concurrency to 2 */
+ thr_setconcurrency(2);
+#endif
+#endif
+
+#if HAVE_PTHREADS_D4
+ pthread_create(&t, pthread_attr_default, task, NULL);
+#else
+ pthread_create(&t, NULL, task, NULL);
+#endif
+
+#if HAVE_SCHED_YIELD
+ sched_yield(); /* make sure task runs first */
+#else
+#ifdef HAVE_PTHREAD_YIELD
+ pthread_yield(); /* make sure task runs first */
+#endif
+#endif
+
+ exit(2);
+}
+EOF
+if { (eval echo configure:6975: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+then
+ ol_cv_pthread_select_yields=no
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -fr conftest*
+ ol_cv_pthread_select_yields=yes
+fi
+rm -fr conftest*
+fi
+
+fi
+
+ echo "$ac_t""$ol_cv_pthread_select_yields" 1>&6
+
+ if test $ol_cv_pthread_select_yields = yes ; then
+ ol_with_yielding_select=yes
+ fi
+ fi
+
+ CPPFLAGS="$save_CPPFLAGS"
+ LIBS="$save_LIBS"
+ else
+ { echo "configure: error: could not link with POSIX Threads" 1>&2; exit 1; }
+ fi
+ fi
+
+ if test $ol_with_threads = posix ; then
+ { echo "configure: error: could not locate POSIX Threads" 1>&2; exit 1; }
+ fi
+fi
+
+if test $ol_with_threads = auto -o $ol_with_threads = yes \
+ -o $ol_with_threads = mach ; then
+
+ for ac_hdr in mach/cthreads.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7015: 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 7020 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7025: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+ if test $ac_cv_header_mach_cthreads_h = yes ; then
+ ol_with_threads=found
+
+ echo $ac_n "checking for cthread_fork""... $ac_c" 1>&6
+echo "configure:7055: checking for cthread_fork" >&5
+if eval "test \"`echo '$''{'ac_cv_func_cthread_fork'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 7060 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+ which can conflict with char cthread_fork(); below. */
+#include <assert.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 cthread_fork();
+
+int main() {
+
+/* 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_cthread_fork) || defined (__stub___cthread_fork)
+choke me
+#else
+cthread_fork();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:7083: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_cthread_fork=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_cthread_fork=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'cthread_fork`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ol_link_threads=yes
+else
+ echo "$ac_t""no" 1>&6
+fi
+
+
+ if test $ol_link_threads = no ; then
+ echo $ac_n "checking for cthread_fork with -all_load""... $ac_c" 1>&6
+echo "configure:7105: checking for cthread_fork with -all_load" >&5
+if eval "test \"`echo '$''{'ol_cv_cthread_all_load'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ save_LIBS="$LIBS"
+ LIBS="-all_load $LIBS"
+ cat > conftest.$ac_ext <<EOF
+#line 7113 "configure"
+#include "confdefs.h"
+#include <mach/cthreads.h>
+int main() {
+
+ cthread_fork((void *)0, (void *)0);
+
+; return 0; }
+EOF
+if { (eval echo configure:7122: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_cthread_all_load=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_cthread_all_load=no
+fi
+rm -f conftest*
+ LIBS="$save_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_cthread_all_load" 1>&6
+
+ if test $ol_cv_cthread_all_load = yes ; then
+ LTHREAD_LIBS="$LTHREAD_LIBS -all_load"
+ ol_link_threads=mach
+ fi
+ fi
+
+ if test $ol_link_threads != no ; then
+ : check for cthread specific functionality here
+ cat >> confdefs.h <<\EOF
+#define HAVE_MACH_CTHREADS 1
+EOF
+
+ else
+ { echo "configure: error: could not link with Mach CThreads" 1>&2; exit 1; }
+ fi
+ fi
+
+ if test $ol_with_threads = mach ; then
+ { echo "configure: error: could not locate Mach CThreads" 1>&2; exit 1; }
+ fi
+fi
+
+if test $ol_with_threads = auto -o $ol_with_threads = yes \
+ -o $ol_with_threads = lwp ; then
+
+ for ac_hdr in thread.h synch.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7167: 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 7172 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7177: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+ if test $ac_cv_header_thread_h = yes -a $ac_cv_header_synch_h = yes ; then
+ echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
+echo "configure:7205: checking for thr_create in -lthread" >&5
+ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-lthread $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7213 "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 thr_create();
+
+int main() {
+thr_create()
+; return 0; }
+EOF
+if { (eval echo configure:7224: \"$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 "$ac_t""yes" 1>&6
+ have_thr=yes
+else
+ echo "$ac_t""no" 1>&6
+have_thr=no
+fi
+
+
+ if test $have_thr = yes ; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_THR 1
+EOF
+
+ LTHREAD_LIBS="$LTHREAD_LIBS -lthread"
+ ol_link_threads=thr
+
+ if test $ol_with_yielding_select = auto ; then
+ ol_with_yielding_select=yes
+ fi
+
+ for ac_func in \
+ thr_setconcurrency \
+ thr_getconcurrency \
+
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:7264: 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 7269 "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. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:7292: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+ fi
+ fi
+
+ for ac_hdr in lwp/lwp.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7323: 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 7328 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7333: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+ if test $ac_cv_header_lwp_lwp_h = yes ; then
+ echo $ac_n "checking for lwp_create in -llwp""... $ac_c" 1>&6
+echo "configure:7361: checking for lwp_create in -llwp" >&5
+ac_lib_var=`echo lwp'_'lwp_create | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-llwp $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7369 "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 lwp_create();
+
+int main() {
+lwp_create()
+; return 0; }
+EOF
+if { (eval echo configure:7380: \"$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 "$ac_t""yes" 1>&6
+ have_lwp=yes
+else
+ echo "$ac_t""no" 1>&6
+have_lwp=no
+fi
+
+
+ if test $have_lwp = yes ; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_LWP 1
+EOF
+
+ LTHREAD_LIBS="$LTHREAD_LIBS -llwp"
+ ol_link_threads=lwp
+
+ if test $ol_with_yielding_select = auto ; then
+ ol_with_yielding_select=no
+ fi
+ fi
+ fi
+fi
+
+if test $ol_with_yielding_select = yes ; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_YIELDING_SELECT 1
+EOF
+
+fi
+
+if test $ol_with_threads = manual ; then
+ ol_link_threads=yes
+
+ echo "configure: warning: thread defines and link options must be set manually" 1>&2
+
+ for ac_hdr in pthread.h sched.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7433: 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 7438 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7443: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+ for ac_func in sched_yield pthread_yield
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:7472: 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 7477 "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. */
+/* We use char because int might match the return type of a gcc2
+ builtin and then its argument prototype would still apply. */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+ to always fail with ENOSYS. Some functions are actually named
+ something starting with __ and the normal name is an alias. */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:7500: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=yes"
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+
+ echo $ac_n "checking for LinuxThreads pthread.h""... $ac_c" 1>&6
+echo "configure:7526: checking for LinuxThreads pthread.h" >&5
+if eval "test \"`echo '$''{'ol_cv_header_linux_threads'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 7531 "configure"
+#include "confdefs.h"
+#include <pthread.h>
+EOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ egrep "pthread_kill_other_threads_np" >/dev/null 2>&1; then
+ rm -rf conftest*
+ ol_cv_header_linux_threads=yes
+else
+ rm -rf conftest*
+ ol_cv_header_linux_threads=no
+fi
+rm -f conftest*
+
+
+fi
+
+echo "$ac_t""$ol_cv_header_linux_threads" 1>&6
+ if test $ol_cv_header_linux_threads = yes; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_LINUX_THREADS 1
+EOF
+
+ fi
+
+
+ for ac_hdr in mach/cthreads.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7561: 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 7566 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7571: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+ for ac_hdr in lwp/lwp.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7601: 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 7606 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7611: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+ for ac_hdr in thread.h synch.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7641: 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 7646 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7651: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+fi
+
+if test $ol_link_threads != no ; then
+ cat >> confdefs.h <<\EOF
+#define REENTRANT 1
+EOF
+
+ cat >> confdefs.h <<\EOF
+#define _REENTRANT 1
+EOF
+
+ cat >> confdefs.h <<\EOF
+#define THREAD_SAFE 1
+EOF
+
+ cat >> confdefs.h <<\EOF
+#define _THREAD_SAFE 1
+EOF
+
+ cat >> confdefs.h <<\EOF
+#define THREADSAFE 1
+EOF
+
+ cat >> confdefs.h <<\EOF
+#define _THREADSAFE 1
+EOF
+
+ cat >> confdefs.h <<\EOF
+#define _SGI_MP_SOURCE 1
+EOF
+
+
+ echo $ac_n "checking for thread specific errno""... $ac_c" 1>&6
+echo "configure:7710: checking for thread specific errno" >&5
+if eval "test \"`echo '$''{'ol_cv_errno_thread_specific'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ cat > conftest.$ac_ext <<EOF
+#line 7716 "configure"
+#include "confdefs.h"
+#include <errno.h>
+int main() {
+errno = 0;
+; return 0; }
+EOF
+if { (eval echo configure:7723: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_errno_thread_specific=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_errno_thread_specific=no
+fi
+rm -f conftest*
+
+fi
+
+echo "$ac_t""$ol_cv_errno_thread_specific" 1>&6
+
+ echo $ac_n "checking for thread specific h_errno""... $ac_c" 1>&6
+echo "configure:7739: checking for thread specific h_errno" >&5
+if eval "test \"`echo '$''{'ol_cv_h_errno_thread_specific'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ cat > conftest.$ac_ext <<EOF
+#line 7745 "configure"
+#include "confdefs.h"
+#include <netdb.h>
+int main() {
+h_errno = 0;
+; return 0; }
+EOF
+if { (eval echo configure:7752: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+ rm -rf conftest*
+ ol_cv_h_errno_thread_specific=yes
+else
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ ol_cv_h_errno_thread_specific=no
+fi
+rm -f conftest*
+
+fi
+
+echo "$ac_t""$ol_cv_h_errno_thread_specific" 1>&6
+
+ if test $ol_cv_errno_thread_specific != yes \
+ -o $ol_cv_h_errno_thread_specific != yes ; then
+ LIBS="$LTHREAD_LIBS $LIBS"
+ LTHREAD_LIBS=""
+ fi
+
+fi
+
+if test $ol_link_threads = no ; then
+ if test $ol_with_threads = yes ; then
+ { echo "configure: error: no suitable thread support" 1>&2; exit 1; }
+ fi
+
+ if test $ol_with_threads = auto ; then
+ echo "configure: warning: no suitable thread support, disabling threads" 1>&2
+ ol_with_threads=no
+ fi
+
+ cat >> confdefs.h <<\EOF
+#define NO_THREADS 1
+EOF
+
+ LTHREAD_LIBS=""
+fi
+
+if test $ol_link_threads != no ; then
+ cat >> confdefs.h <<\EOF
+#define LDAP_API_FEATURE_X_OPENLDAP_THREAD_SAFE 1
+EOF
+
+fi
+
+
+ol_link_ldbm=no
+if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db2 ; then
+ echo $ac_n "checking for DB2 library""... $ac_c" 1>&6
+echo "configure:7803: checking for DB2 library" >&5
+if eval "test \"`echo '$''{'ol_cv_lib_db2'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ol_LIBS="$LIBS"
+ echo $ac_n "checking for db_open in -ldb""... $ac_c" 1>&6
+echo "configure:7809: checking for db_open in -ldb" >&5
+ac_lib_var=`echo db'_'db_open | sed 'y%./+-%__p_%'`
+if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ ac_save_LIBS="$LIBS"
+LIBS="-ldb $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 7817 "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 db_open();
+
+int main() {
+db_open()
+; return 0; }
+EOF
+if { (eval echo configure:7828: \"$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 "$ac_t""yes" 1>&6
+ ol_cv_lib_db2=-ldb
+else
+ echo "$ac_t""no" 1>&6
+ol_cv_lib_db2=no
+fi
+
+ LIBS="$ol_LIBS"
+
+fi
+
+echo "$ac_t""$ol_cv_lib_db2" 1>&6
+
+for ac_hdr in db.h
+do
+ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
+echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
+echo "configure:7859: 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 7864 "configure"
+#include "confdefs.h"
+#include <$ac_hdr>
+EOF
+ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
+{ (eval echo configure:7869: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
+if test -z "$ac_err"; then
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=yes"
+else
+ echo "$ac_err" >&5
+ echo "configure: failed program was:" >&5
+ cat conftest.$ac_ext >&5
+ rm -rf conftest*
+ eval "ac_cv_header_$ac_safe=no"
+fi
+rm -f conftest*
+fi
+if eval "test \"`echo '$ac_cv_header_'$ac_safe`\" = yes"; then
+ echo "$ac_t""yes" 1>&6
+ ac_tr_hdr=HAVE_`echo $ac_hdr | sed 'y%abcdefghijklmnopqrstuvwxyz./-%ABCDEFGHIJKLMNOPQRSTUVWXYZ___%'`
+ cat >> confdefs.h <<EOF
+#define $ac_tr_hdr 1
+EOF
+
+else
+ echo "$ac_t""no" 1>&6
+fi
+done
+
+if test $ac_cv_header_db_h = yes ; then
+ echo $ac_n "checking if db.h is DB2""... $ac_c" 1>&6
+echo "configure:7897: checking if db.h is DB2" >&5
+if eval "test \"`echo '$''{'ol_cv_header_db2'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ cat > conftest.$ac_ext <<EOF
+#line 7903 "configure"
+#include "confdefs.h"
+
+# include <db.h>
+ /* this check could be improved */
+# ifdef DB_VERSION_MAJOR
+# if DB_VERSION_MAJOR == 2
+ __db_version_2
+# endif
+# endif
+
+EOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ egrep "__db_version_2" >/dev/null 2>&1; then
+ rm -rf conftest*
+ ol_cv_header_db2=yes