+ 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_pthread_h = yes ; then
+ echo $ac_n "checking POSIX thread version""... $ac_c" 1>&6
+echo "configure:4698: checking POSIX thread version" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_version'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ cat > conftest.$ac_ext <<EOF
+#line 4704 "configure"
+#include "confdefs.h"
+
+# include <pthread.h>
+ /* this check could be improved */
+# ifdef PTHREAD_ONCE_INIT
+ pthread_version_final
+# endif
+
+EOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ egrep "pthread_version_final" >/dev/null 2>&1; then
+ rm -rf conftest*
+ ol_pthread_final=yes
+else
+ rm -rf conftest*
+ ol_pthread_final=no
+fi
+rm -f conftest*
+
+
+ cat > conftest.$ac_ext <<EOF
+#line 4726 "configure"
+#include "confdefs.h"
+
+# include <pthread.h>
+ /* this check could be improved */
+# ifdef pthread_once_init
+ pthread_version_draft4
+# endif
+
+EOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+ egrep "pthread_version_draft4" >/dev/null 2>&1; then
+ rm -rf conftest*
+ ol_pthread_draft4=yes
+else
+ rm -rf conftest*
+ ol_pthread_draft4=no
+fi
+rm -f conftest*
+
+
+ if test $ol_pthread_final = yes -a $ol_pthread_draft4 = no; then
+ ol_cv_pthread_version=final
+ elif test $ol_pthread_final = no -a $ol_pthread_draft4 = yes; then
+ ol_cv_pthread_version=draft4
+ else
+ ol_cv_pthread_version=unknown
+ fi
+
+fi
+
+echo "$ac_t""$ol_cv_pthread_version" 1>&6
+
+
+ if test $ol_cv_pthread_version = final ; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_PTHREADS_FINAL 1
+EOF
+
+ elif test $ol_cv_pthread_version = draft4 ; then
+ cat >> confdefs.h <<\EOF
+#define HAVE_PTHREADS_D4 1
+EOF
+
+ else
+ { echo "configure: error: unknown pthread version" 1>&2; exit 1; }
+ fi
+
+ # consider threads found
+ ol_with_threads=found
+
+
+ echo $ac_n "checking for LinuxThreads pthread.h""... $ac_c" 1>&6
+echo "configure:4779: checking for LinuxThreads pthread.h" >&5
+if eval "test \"`echo '$''{'ol_cv_header_linux_threads'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+ cat > conftest.$ac_ext <<EOF
+#line 4784 "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
+
+
+
+ echo $ac_n "checking for pthread_create in default libraries""... $ac_c" 1>&6
+echo "configure:4812: checking for pthread_create in default libraries" >&5
+ if eval "test \"`echo '$''{'ol_cv_pthread_create'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else
+
+ if test "$cross_compiling" = yes; then
+ ol_cv_pthread_create=yes
+else
+ cat > conftest.$ac_ext <<EOF
+#line 4821 "configure"
+#include "confdefs.h"
+
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+static void *task(p)
+ void *p;
+{
+ return (void *) (p == NULL);
+}
+
+int main(argc, argv)
+ int argc;
+ char **argv;
+{
+ pthread_t t;
+ int status;
+
+ /* make sure pthread_create() isn't just a stub */
+#if HAVE_PTHREADS_D4
+ status = pthread_create(&t, pthread_attr_default, task, NULL);
+#else
+ status = pthread_create(&t, NULL, task, NULL);
+#endif
+
+ if( status ) return status;
+
+ /* make sure pthread_detach() isn't just a stub */
+#if HAVE_PTHREADS_D4
+ status = pthread_detach( &t );
+#else
+ status = pthread_detach( t );
+#endif
+
+ if( status ) return status;
+
+ return status;
+}
+
+EOF
+if { (eval echo configure:4864: \"$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""... $ac_c" 1>&6
+echo "configure:4889: checking for pthread link with -mt" >&5
+if eval "test \"`echo '$''{'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 4899 "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:4924: \"$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""... $ac_c" 1>&6
+echo "configure:4952: checking for pthread link with -kthread" >&5
+if eval "test \"`echo '$''{'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 4962 "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:4987: \"$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""... $ac_c" 1>&6
+echo "configure:5015: checking for pthread link with -pthread" >&5
+if eval "test \"`echo '$''{'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 5025 "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:5050: \"$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""... $ac_c" 1>&6
+echo "configure:5078: checking for pthread link with -pthreads" >&5
+if eval "test \"`echo '$''{'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 5088 "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:5113: \"$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""... $ac_c" 1>&6
+echo "configure:5141: checking for pthread link with -thread" >&5
+if eval "test \"`echo '$''{'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 5151 "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:5176: \"$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""... $ac_c" 1>&6
+echo "configure:5205: checking for pthread link with -lpthread -lmach -lexc -lc_r" >&5
+if eval "test \"`echo '$''{'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 5215 "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:5240: \"$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""... $ac_c" 1>&6
+echo "configure:5268: checking for pthread link with -lpthread -lmach -lexc" >&5
+if eval "test \"`echo '$''{'ol_cv_pthread_lpthread_lmach_lexc'+set}'`\" = set"; then
+ echo $ac_n "(cached) $ac_c" 1>&6
+else