From a9ed7c24e2b19c1b9949e976030eba8768a89961 Mon Sep 17 00:00:00 2001
From: Kurt Zeilenga <kurt@openldap.org>
Date: Thu, 25 Mar 1999 22:11:42 +0000
Subject: [PATCH] Use modified works test to check for pthread_create in
 default libraries.  Original work test is still used to valid detected
 header/library are compatible.

---
 configure    | 766 ++++++++++++++++++++++++++-------------------------
 configure.in |  36 ++-
 2 files changed, 422 insertions(+), 380 deletions(-)

diff --git a/configure b/configure
index a4301cf3bd..c9fa5e57f4 100755
--- a/configure
+++ b/configure
@@ -4503,58 +4503,66 @@ EOF
 		fi
 
 																																																														
-				echo $ac_n "checking for pthread_create""... $ac_c" 1>&6
-echo "configure:4508: checking for pthread_create" >&5
-if eval "test \"`echo '$''{'ac_cv_func_pthread_create'+set}'`\" = set"; then
+				echo $ac_n "checking for pthread_create in default libraries""... $ac_c" 1>&6
+echo "configure:4508: checking for pthread_create in default libraries" >&5
+		if eval "test \"`echo '$''{'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 4513 "configure"
+#line 4517 "configure"
 #include "confdefs.h"
-/* System header to define __stub macros and hopefully few prototypes,
-    which can conflict with char pthread_create(); 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_create();
 
-int main() {
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
 
-/* 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_create) || defined (__stub___pthread_create)
-choke me
+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
-pthread_create();
+	exit(pthread_create(&t, NULL, task, NULL));
 #endif
+}
 
-; return 0; }
 EOF
-if { (eval echo configure:4536: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
-  rm -rf conftest*
-  eval "ac_cv_func_pthread_create=yes"
+if { (eval echo configure:4544: \"$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 -rf conftest*
-  eval "ac_cv_func_pthread_create=no"
+  rm -fr conftest*
+  ol_cv_pthread_create=no
 fi
-rm -f conftest*
+rm -fr conftest*
 fi
 
-if eval "test \"`echo '$ac_cv_func_'pthread_create`\" = yes"; then
-  echo "$ac_t""yes" 1>&6
-  ol_link_threads=yes
-else
-  echo "$ac_t""no" 1>&6
 fi
 
+		echo "$ac_t""$ol_cv_pthread_create" 1>&6
+
+		if test $ol_cv_pthread_create != no ; then
+			ol_link_threads=posix
+		fi
 
 		if test $ol_link_threads = no ; then
 						echo $ac_n "checking for pthread_create with -mt""... $ac_c" 1>&6
-echo "configure:4558: checking for pthread_create with -mt" >&5
+echo "configure:4566: checking for pthread_create with -mt" >&5
 if eval "test \"`echo '$''{'ol_cv_thread_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4562,14 +4570,14 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-mt $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 4566 "configure"
+#line 4574 "configure"
 #include "confdefs.h"
 char pthread_create();
 int main() {
 pthread_create();
 ; return 0; }
 EOF
-if { (eval echo configure:4573: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4581: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_thread_flag=yes
 else
@@ -4593,7 +4601,7 @@ echo "$ac_t""$ol_cv_thread_flag" 1>&6
 
 		if test $ol_link_threads = no ; then
 						echo $ac_n "checking for pthread_create with -kthread""... $ac_c" 1>&6
-echo "configure:4597: checking for pthread_create with -kthread" >&5
+echo "configure:4605: checking for pthread_create with -kthread" >&5
 if eval "test \"`echo '$''{'ol_cv_kthread_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4601,7 +4609,7 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-kthread $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 4605 "configure"
+#line 4613 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 int main() {
@@ -4614,7 +4622,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4618: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4626: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_kthread_flag=yes
 else
@@ -4638,7 +4646,7 @@ echo "$ac_t""$ol_cv_kthread_flag" 1>&6
 
 		if test $ol_link_threads = no ; then
 						echo $ac_n "checking for pthread_create with -pthread""... $ac_c" 1>&6
-echo "configure:4642: checking for pthread_create with -pthread" >&5
+echo "configure:4650: checking for pthread_create with -pthread" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4646,7 +4654,7 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-pthread $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 4650 "configure"
+#line 4658 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 int main() {
@@ -4659,7 +4667,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4663: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4671: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_flag=yes
 else
@@ -4683,7 +4691,7 @@ echo "$ac_t""$ol_cv_pthread_flag" 1>&6
 
 		if test $ol_link_threads = no ; then
 						echo $ac_n "checking for pthread_create with -pthreads""... $ac_c" 1>&6
-echo "configure:4687: checking for pthread_create with -pthreads" >&5
+echo "configure:4695: checking for pthread_create with -pthreads" >&5
 if eval "test \"`echo '$''{'ol_cv_pthreads_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4691,7 +4699,7 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-pthreads $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 4695 "configure"
+#line 4703 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 int main() {
@@ -4704,7 +4712,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4708: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4716: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthreads_flag=yes
 else
@@ -4728,7 +4736,7 @@ echo "$ac_t""$ol_cv_pthreads_flag" 1>&6
 
 		if test $ol_link_threads = no ; then
 						echo $ac_n "checking for pthread_create with -thread""... $ac_c" 1>&6
-echo "configure:4732: checking for pthread_create with -thread" >&5
+echo "configure:4740: checking for pthread_create with -thread" >&5
 if eval "test \"`echo '$''{'ol_cv_thread_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4736,14 +4744,14 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-thread $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 4740 "configure"
+#line 4748 "configure"
 #include "confdefs.h"
 char pthread_create();
 int main() {
 pthread_create();
 ; return 0; }
 EOF
-if { (eval echo configure:4747: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4755: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_thread_flag=yes
 else
@@ -4768,7 +4776,7 @@ echo "$ac_t""$ol_cv_thread_flag" 1>&6
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_mutex_unlock in -lpthread""... $ac_c" 1>&6
-echo "configure:4772: checking for pthread_mutex_unlock in -lpthread" >&5
+echo "configure:4780: checking for pthread_mutex_unlock in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_mutex_unlock | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4776,7 +4784,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread -lmach -lexc -lc_r $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4780 "configure"
+#line 4788 "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
@@ -4787,7 +4795,7 @@ int main() {
 pthread_mutex_unlock()
 ; return 0; }
 EOF
-if { (eval echo configure:4791: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4799: \"$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
@@ -4820,7 +4828,7 @@ fi
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_mutex_lock in -lpthread""... $ac_c" 1>&6
-echo "configure:4824: checking for pthread_mutex_lock in -lpthread" >&5
+echo "configure:4832: checking for pthread_mutex_lock in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_mutex_lock | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4828,7 +4836,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread -lmach -lexc $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4832 "configure"
+#line 4840 "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
@@ -4839,7 +4847,7 @@ int main() {
 pthread_mutex_lock()
 ; return 0; }
 EOF
-if { (eval echo configure:4843: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4851: \"$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
@@ -4872,7 +4880,7 @@ fi
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_mutex_trylock in -lpthread""... $ac_c" 1>&6
-echo "configure:4876: checking for pthread_mutex_trylock in -lpthread" >&5
+echo "configure:4884: checking for pthread_mutex_trylock in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_mutex_trylock | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4880,7 +4888,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread -lexc $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4884 "configure"
+#line 4892 "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
@@ -4891,7 +4899,7 @@ int main() {
 pthread_mutex_trylock()
 ; return 0; }
 EOF
-if { (eval echo configure:4895: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4903: \"$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
@@ -4924,7 +4932,7 @@ fi
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_create in -lpthread""... $ac_c" 1>&6
-echo "configure:4928: checking for pthread_create in -lpthread" >&5
+echo "configure:4936: checking for pthread_create in -lpthread" >&5
 ac_lib_var=`echo pthread'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4932,7 +4940,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4936 "configure"
+#line 4944 "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
@@ -4943,7 +4951,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4947: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4955: \"$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
@@ -4972,7 +4980,7 @@ fi
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_create in -lc_r""... $ac_c" 1>&6
-echo "configure:4976: checking for pthread_create in -lc_r" >&5
+echo "configure:4984: checking for pthread_create in -lc_r" >&5
 ac_lib_var=`echo c_r'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4980,7 +4988,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lc_r  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4984 "configure"
+#line 4992 "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
@@ -4991,7 +4999,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4995: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5003: \"$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
@@ -5020,7 +5028,7 @@ fi
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_create in -lpthreads""... $ac_c" 1>&6
-echo "configure:5024: checking for pthread_create in -lpthreads" >&5
+echo "configure:5032: checking for pthread_create in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5028,7 +5036,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5032 "configure"
+#line 5040 "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
@@ -5039,7 +5047,7 @@ int main() {
 pthread_create()
 ; return 0; }
 EOF
-if { (eval echo configure:5043: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5051: \"$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
@@ -5068,7 +5076,7 @@ fi
 				if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_join in -lpthreads""... $ac_c" 1>&6
-echo "configure:5072: checking for pthread_join in -lpthreads" >&5
+echo "configure:5080: checking for pthread_join in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_join | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5076,7 +5084,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads -Wl,-woff,85 $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5080 "configure"
+#line 5088 "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
@@ -5087,7 +5095,7 @@ int main() {
 pthread_join()
 ; return 0; }
 EOF
-if { (eval echo configure:5091: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5099: \"$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
@@ -5116,7 +5124,7 @@ fi
 
 		if test $ol_link_threads = no ; then
 						echo $ac_n "checking for pthread_create with -threads""... $ac_c" 1>&6
-echo "configure:5120: checking for pthread_create with -threads" >&5
+echo "configure:5128: checking for pthread_create with -threads" >&5
 if eval "test \"`echo '$''{'ol_cv_thread_flag'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5124,7 +5132,7 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-threads $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 5128 "configure"
+#line 5136 "configure"
 #include "confdefs.h"
 char pthread_create();
 int main() {
@@ -5133,7 +5141,7 @@ int main() {
 					
 ; return 0; }
 EOF
-if { (eval echo configure:5137: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5145: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_thread_flag=yes
 else
@@ -5158,7 +5166,7 @@ echo "$ac_t""$ol_cv_thread_flag" 1>&6
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_mutex_unlock in -lpthreads""... $ac_c" 1>&6
-echo "configure:5162: checking for pthread_mutex_unlock in -lpthreads" >&5
+echo "configure:5170: checking for pthread_mutex_unlock in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_mutex_unlock | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5166,7 +5174,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads -lmach -lexc -lc_r $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5170 "configure"
+#line 5178 "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
@@ -5177,7 +5185,7 @@ int main() {
 pthread_mutex_unlock()
 ; return 0; }
 EOF
-if { (eval echo configure:5181: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5189: \"$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
@@ -5210,7 +5218,7 @@ fi
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_mutex_lock in -lpthreads""... $ac_c" 1>&6
-echo "configure:5214: checking for pthread_mutex_lock in -lpthreads" >&5
+echo "configure:5222: checking for pthread_mutex_lock in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_mutex_lock | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5218,7 +5226,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads -lmach -lexc $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5222 "configure"
+#line 5230 "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
@@ -5229,7 +5237,7 @@ int main() {
 pthread_mutex_lock()
 ; return 0; }
 EOF
-if { (eval echo configure:5233: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5241: \"$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
@@ -5262,7 +5270,7 @@ fi
 		if test $ol_link_threads = no ; then
 						save_LIBS="$LIBS"
 			echo $ac_n "checking for pthread_mutex_trylock in -lpthreads""... $ac_c" 1>&6
-echo "configure:5266: checking for pthread_mutex_trylock in -lpthreads" >&5
+echo "configure:5274: checking for pthread_mutex_trylock in -lpthreads" >&5
 ac_lib_var=`echo pthreads'_'pthread_mutex_trylock | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5270,7 +5278,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpthreads -lexc $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5274 "configure"
+#line 5282 "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
@@ -5281,7 +5289,7 @@ int main() {
 pthread_mutex_trylock()
 ; return 0; }
 EOF
-if { (eval echo configure:5285: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5293: \"$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
@@ -5324,12 +5332,12 @@ EOF
 												for ac_func in sched_yield pthread_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5328: checking for $ac_func" >&5
+echo "configure:5336: 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 5333 "configure"
+#line 5341 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5352,7 +5360,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5356: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5364: \"$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
@@ -5380,7 +5388,7 @@ 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""... $ac_c" 1>&6
-echo "configure:5384: checking for sched_yield in -lrt" >&5
+echo "configure:5392: checking for sched_yield in -lrt" >&5
 ac_lib_var=`echo rt'_'sched_yield | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5388,7 +5396,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lrt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5392 "configure"
+#line 5400 "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
@@ -5399,7 +5407,7 @@ int main() {
 sched_yield()
 ; return 0; }
 EOF
-if { (eval echo configure:5403: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5411: \"$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
@@ -5431,12 +5439,12 @@ fi
 												for ac_func in thr_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5435: checking for $ac_func" >&5
+echo "configure:5443: 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 5440 "configure"
+#line 5448 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5459,7 +5467,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5463: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5471: \"$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
@@ -5493,12 +5501,12 @@ done
 						for ac_func in pthread_kill
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5497: checking for $ac_func" >&5
+echo "configure:5505: 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 5502 "configure"
+#line 5510 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5521,7 +5529,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5525: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5533: \"$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
@@ -5547,13 +5555,13 @@ done
 
 
 									echo $ac_n "checking for pthread_detach with <pthread.h>""... $ac_c" 1>&6
-echo "configure:5551: checking for pthread_detach with <pthread.h>" >&5
+echo "configure:5559: checking for pthread_detach with <pthread.h>" >&5
 if eval "test \"`echo '$''{'ol_cv_func_pthread_detach'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 								cat > conftest.$ac_ext <<EOF
-#line 5557 "configure"
+#line 5565 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5565,7 +5573,7 @@ int main() {
 pthread_detach(NULL);
 ; return 0; }
 EOF
-if { (eval echo configure:5569: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5577: \"$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
@@ -5597,12 +5605,12 @@ EOF
 			
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5601: checking for $ac_func" >&5
+echo "configure:5609: 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 5606 "configure"
+#line 5614 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5625,7 +5633,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5629: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5637: \"$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
@@ -5651,7 +5659,7 @@ done
 
 
 			echo $ac_n "checking if pthread_create() works""... $ac_c" 1>&6
-echo "configure:5655: checking if pthread_create() works" >&5
+echo "configure:5663: checking if pthread_create() works" >&5
 			if eval "test \"`echo '$''{'ol_cv_pthread_create_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5660,7 +5668,7 @@ else
   				ol_cv_pthread_create_works=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 5664 "configure"
+#line 5672 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5687,7 +5695,7 @@ int main(argc, argv)
 }
 
 EOF
-if { (eval echo configure:5691: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5699: \"$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
@@ -5709,7 +5717,7 @@ fi
 
 						if test $ol_with_yielding_select = auto ; then
 				echo $ac_n "checking if select yields when using pthreads""... $ac_c" 1>&6
-echo "configure:5713: checking if select yields when using pthreads" >&5
+echo "configure:5721: checking if select yields when using pthreads" >&5
 				if eval "test \"`echo '$''{'ol_cv_pthread_select_yields'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5719,7 +5727,7 @@ else
 				{ echo "configure: error: crossing compiling: use --with-yielding_select=yes|no|manual" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5723 "configure"
+#line 5731 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -5795,7 +5803,7 @@ int main(argc, argv)
 	exit(2);
 }
 EOF
-if { (eval echo configure:5799: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5807: \"$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
@@ -5835,17 +5843,17 @@ if test $ol_with_threads = auto -o $ol_with_threads = yes \
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:5839: checking for $ac_hdr" >&5
+echo "configure:5847: 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 5844 "configure"
+#line 5852 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5849: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5857: \"$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*
@@ -5875,12 +5883,12 @@ done
 		ol_with_threads=found
 
 				echo $ac_n "checking for cthread_fork""... $ac_c" 1>&6
-echo "configure:5879: checking for cthread_fork" >&5
+echo "configure:5887: checking for cthread_fork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cthread_fork'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5884 "configure"
+#line 5892 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cthread_fork(); below.  */
@@ -5903,7 +5911,7 @@ cthread_fork();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5907: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5915: \"$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
@@ -5925,7 +5933,7 @@ fi
 
 		if test $ol_link_threads = no ; then
 									echo $ac_n "checking for cthread_fork with -all_load""... $ac_c" 1>&6
-echo "configure:5929: checking for cthread_fork with -all_load" >&5
+echo "configure:5937: checking for cthread_fork with -all_load" >&5
 if eval "test \"`echo '$''{'ol_cv_cthread_all_load'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5933,7 +5941,7 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-all_load $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 5937 "configure"
+#line 5945 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 int main() {
@@ -5942,7 +5950,7 @@ int main() {
 					
 ; return 0; }
 EOF
-if { (eval echo configure:5946: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5954: \"$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
@@ -5987,17 +5995,17 @@ if test $ol_with_threads = auto -o $ol_with_threads = yes \
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:5991: checking for $ac_hdr" >&5
+echo "configure:5999: 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 5996 "configure"
+#line 6004 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6001: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6009: \"$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*
@@ -6025,7 +6033,7 @@ 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""... $ac_c" 1>&6
-echo "configure:6029: checking for thr_create in -lthread" >&5
+echo "configure:6037: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6033,7 +6041,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6037 "configure"
+#line 6045 "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
@@ -6044,7 +6052,7 @@ int main() {
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:6048: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6056: \"$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
@@ -6084,12 +6092,12 @@ EOF
 			
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6088: checking for $ac_func" >&5
+echo "configure:6096: 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 6093 "configure"
+#line 6101 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6112,7 +6120,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6116: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6124: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6143,17 +6151,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6147: checking for $ac_hdr" >&5
+echo "configure:6155: 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 6152 "configure"
+#line 6160 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6157: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6165: \"$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*
@@ -6181,7 +6189,7 @@ done
 
 	if test $ac_cv_header_lwp_lwp_h = yes ; then
 		echo $ac_n "checking for lwp_create in -llwp""... $ac_c" 1>&6
-echo "configure:6185: checking for lwp_create in -llwp" >&5
+echo "configure:6193: checking for lwp_create in -llwp" >&5
 ac_lib_var=`echo lwp'_'lwp_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6189,7 +6197,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-llwp  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6193 "configure"
+#line 6201 "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
@@ -6200,7 +6208,7 @@ int main() {
 lwp_create()
 ; return 0; }
 EOF
-if { (eval echo configure:6204: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6212: \"$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
@@ -6253,17 +6261,17 @@ if test $ol_with_threads = manual ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6257: checking for $ac_hdr" >&5
+echo "configure:6265: 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 6262 "configure"
+#line 6270 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6267: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6275: \"$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*
@@ -6292,12 +6300,12 @@ done
 	for ac_func in sched_yield pthread_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6296: checking for $ac_func" >&5
+echo "configure:6304: 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 6301 "configure"
+#line 6309 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6320,7 +6328,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6324: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6332: \"$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
@@ -6346,7 +6354,7 @@ done
 
 	
 echo $ac_n "checking for LinuxThreads""... $ac_c" 1>&6
-echo "configure:6350: checking for LinuxThreads" >&5
+echo "configure:6358: checking for LinuxThreads" >&5
 if eval "test \"`echo '$''{'ol_cv_linux_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6367,17 +6375,17 @@ echo "$ac_t""$ol_cv_linux_threads" 1>&6
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6371: checking for $ac_hdr" >&5
+echo "configure:6379: 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 6376 "configure"
+#line 6384 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6381: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6389: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6407,17 +6415,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6411: checking for $ac_hdr" >&5
+echo "configure:6419: 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 6416 "configure"
+#line 6424 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6421: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6429: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6447,17 +6455,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6451: checking for $ac_hdr" >&5
+echo "configure:6459: 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 6456 "configure"
+#line 6464 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6461: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6469: \"$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*
@@ -6512,20 +6520,20 @@ EOF
 
 
 					echo $ac_n "checking for thread specific errno""... $ac_c" 1>&6
-echo "configure:6516: checking for thread specific errno" >&5
+echo "configure:6524: checking for thread specific errno" >&5
 if eval "test \"`echo '$''{'ol_cv_errno_thread_specific'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 6522 "configure"
+#line 6530 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 int x = errno;
 ; return 0; }
 EOF
-if { (eval echo configure:6529: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6537: \"$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
@@ -6575,13 +6583,13 @@ 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""... $ac_c" 1>&6
-echo "configure:6579: checking for DB2 library" >&5
+echo "configure:6587: checking for DB2 library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:6585: checking for db_open in -ldb" >&5
+echo "configure:6593: checking for db_open in -ldb" >&5
 ac_lib_var=`echo db'_'db_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6589,7 +6597,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6593 "configure"
+#line 6601 "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
@@ -6600,7 +6608,7 @@ int main() {
 db_open()
 ; return 0; }
 EOF
-if { (eval echo configure:6604: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6612: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6631,17 +6639,17 @@ for ac_hdr in db.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6635: checking for $ac_hdr" >&5
+echo "configure:6643: 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 6640 "configure"
+#line 6648 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6645: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6653: \"$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*
@@ -6669,13 +6677,13 @@ done
 
 if test $ac_cv_header_db_h = yes ; then
 	echo $ac_n "checking if db.h is DB2""... $ac_c" 1>&6
-echo "configure:6673: checking if db.h is DB2" >&5
+echo "configure:6681: checking if db.h is DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_header_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 6679 "configure"
+#line 6687 "configure"
 #include "confdefs.h"
 
 #			include <db.h>
@@ -6707,7 +6715,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB2""... $ac_c" 1>&6
-echo "configure:6711: checking for Berkeley DB2" >&5
+echo "configure:6719: checking for Berkeley DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6758,18 +6766,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db ; then
 	echo $ac_n "checking for Berkeley DB library""... $ac_c" 1>&6
-echo "configure:6762: checking for Berkeley DB library" >&5
+echo "configure:6770: checking for Berkeley DB library" >&5
 if eval "test \"`echo '$''{'ol_cv_lib_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   	ol_LIBS="$LIBS"
 	echo $ac_n "checking for dbopen""... $ac_c" 1>&6
-echo "configure:6768: checking for dbopen" >&5
+echo "configure:6776: checking for dbopen" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6773 "configure"
+#line 6781 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbopen(); below.  */
@@ -6792,7 +6800,7 @@ dbopen();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6796: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6804: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_dbopen=yes"
 else
@@ -6811,7 +6819,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for dbopen in -ldb""... $ac_c" 1>&6
-echo "configure:6815: checking for dbopen in -ldb" >&5
+echo "configure:6823: checking for dbopen in -ldb" >&5
 ac_lib_var=`echo db'_'dbopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6819,7 +6827,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6823 "configure"
+#line 6831 "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
@@ -6830,7 +6838,7 @@ int main() {
 dbopen()
 ; return 0; }
 EOF
-if { (eval echo configure:6834: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6842: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6865,17 +6873,17 @@ for ac_hdr in db_185.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6869: checking for $ac_hdr" >&5
+echo "configure:6877: 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 6874 "configure"
+#line 6882 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6879: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6887: \"$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*
@@ -6911,7 +6919,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB""... $ac_c" 1>&6
-echo "configure:6915: checking for Berkeley DB" >&5
+echo "configure:6923: checking for Berkeley DB" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6964,17 +6972,17 @@ if test $ol_with_ldbm_api = manual ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6968: checking for $ac_hdr" >&5
+echo "configure:6976: 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 6973 "configure"
+#line 6981 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6978: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6986: \"$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*
@@ -7009,18 +7017,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = gdbm ; then
 	echo $ac_n "checking for GDBM library""... $ac_c" 1>&6
-echo "configure:7013: checking for GDBM library" >&5
+echo "configure:7021: checking for GDBM library" >&5
 if eval "test \"`echo '$''{'ol_cv_lib_gdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   	ol_LIBS="$LIBS"
 	echo $ac_n "checking for gdbm_open""... $ac_c" 1>&6
-echo "configure:7019: checking for gdbm_open" >&5
+echo "configure:7027: checking for gdbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gdbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7024 "configure"
+#line 7032 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gdbm_open(); below.  */
@@ -7043,7 +7051,7 @@ gdbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7047: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7055: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gdbm_open=yes"
 else
@@ -7062,7 +7070,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for gdbm_open in -lgdbm""... $ac_c" 1>&6
-echo "configure:7066: checking for gdbm_open in -lgdbm" >&5
+echo "configure:7074: checking for gdbm_open in -lgdbm" >&5
 ac_lib_var=`echo gdbm'_'gdbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7070,7 +7078,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgdbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7074 "configure"
+#line 7082 "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
@@ -7081,7 +7089,7 @@ int main() {
 gdbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:7085: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7093: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7116,17 +7124,17 @@ echo "$ac_t""$ol_cv_lib_gdbm" 1>&6
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7120: checking for $ac_hdr" >&5
+echo "configure:7128: 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 7125 "configure"
+#line 7133 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7130: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7138: \"$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*
@@ -7153,7 +7161,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:7157: checking for db" >&5
+echo "configure:7165: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_gdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7189,18 +7197,18 @@ if test $ol_with_ldbm_api = auto ; then
 	echo "configure: warning: skipping automatic checking for NDBM, must be manually enabled." 1>&2
 elif test $ol_with_ldbm_api = ndbm ; then
 	echo $ac_n "checking for NDBM library""... $ac_c" 1>&6
-echo "configure:7193: checking for NDBM library" >&5
+echo "configure:7201: checking for NDBM library" >&5
 if eval "test \"`echo '$''{'ol_cv_lib_ndbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   	ol_LIBS="$LIBS"
 	echo $ac_n "checking for dbm_open""... $ac_c" 1>&6
-echo "configure:7199: checking for dbm_open" >&5
+echo "configure:7207: checking for dbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7204 "configure"
+#line 7212 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbm_open(); below.  */
@@ -7223,7 +7231,7 @@ dbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7227: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7235: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_dbm_open=yes"
 else
@@ -7242,7 +7250,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for dbm_open in -lndbm""... $ac_c" 1>&6
-echo "configure:7246: checking for dbm_open in -lndbm" >&5
+echo "configure:7254: checking for dbm_open in -lndbm" >&5
 ac_lib_var=`echo ndbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7250,7 +7258,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lndbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7254 "configure"
+#line 7262 "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
@@ -7261,7 +7269,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:7265: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7273: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7281,7 +7289,7 @@ else
   echo "$ac_t""no" 1>&6
 
 			echo $ac_n "checking for dbm_open in -ldbm""... $ac_c" 1>&6
-echo "configure:7285: checking for dbm_open in -ldbm" >&5
+echo "configure:7293: checking for dbm_open in -ldbm" >&5
 ac_lib_var=`echo dbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7289,7 +7297,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7293 "configure"
+#line 7301 "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
@@ -7300,7 +7308,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:7304: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7312: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7337,17 +7345,17 @@ echo "$ac_t""$ol_cv_lib_ndbm" 1>&6
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7341: checking for $ac_hdr" >&5
+echo "configure:7349: 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 7346 "configure"
+#line 7354 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7351: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7359: \"$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*
@@ -7374,7 +7382,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:7378: checking for db" >&5
+echo "configure:7386: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_ndbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7421,17 +7429,17 @@ if test $ol_enable_wrappers != no ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7425: checking for $ac_hdr" >&5
+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 7430 "configure"
+#line 7438 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7435: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7443: \"$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*
@@ -7462,7 +7470,7 @@ done
 		have_wrappers=no
 	else
 		echo $ac_n "checking for main in -lwrap""... $ac_c" 1>&6
-echo "configure:7466: checking for main in -lwrap" >&5
+echo "configure:7474: checking for main in -lwrap" >&5
 ac_lib_var=`echo wrap'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7470,14 +7478,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lwrap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7474 "configure"
+#line 7482 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:7481: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7489: \"$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
@@ -7519,12 +7527,12 @@ fi
 
 if test $ol_enable_syslog != no ; then
 	echo $ac_n "checking for openlog""... $ac_c" 1>&6
-echo "configure:7523: checking for openlog" >&5
+echo "configure:7531: checking for openlog" >&5
 if eval "test \"`echo '$''{'ac_cv_func_openlog'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7528 "configure"
+#line 7536 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char openlog(); below.  */
@@ -7547,7 +7555,7 @@ openlog();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7551: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7559: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_openlog=yes"
 else
@@ -7577,17 +7585,17 @@ if test $ol_enable_dmalloc != no ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7581: checking for $ac_hdr" >&5
+echo "configure:7589: 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 7586 "configure"
+#line 7594 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7591: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7599: \"$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*
@@ -7614,7 +7622,7 @@ fi
 done
 
 	echo $ac_n "checking for dmalloc_shutdown in -ldmalloc""... $ac_c" 1>&6
-echo "configure:7618: checking for dmalloc_shutdown in -ldmalloc" >&5
+echo "configure:7626: checking for dmalloc_shutdown in -ldmalloc" >&5
 ac_lib_var=`echo dmalloc'_'dmalloc_shutdown | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7622,7 +7630,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldmalloc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7626 "configure"
+#line 7634 "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
@@ -7633,7 +7641,7 @@ int main() {
 dmalloc_shutdown()
 ; return 0; }
 EOF
-if { (eval echo configure:7637: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7645: \"$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
@@ -7667,17 +7675,17 @@ if test $ol_enable_tcl != no ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7671: checking for $ac_hdr" >&5
+echo "configure:7679: 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 7676 "configure"
+#line 7684 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7681: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7689: \"$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*
@@ -7708,7 +7716,7 @@ done
 		have_tcl=no
 	else
 		echo $ac_n "checking for main in -ltcl""... $ac_c" 1>&6
-echo "configure:7712: checking for main in -ltcl" >&5
+echo "configure:7720: checking for main in -ltcl" >&5
 ac_lib_var=`echo tcl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7716,14 +7724,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltcl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7720 "configure"
+#line 7728 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:7727: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7735: \"$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
@@ -7747,7 +7755,7 @@ fi
 
 		if test $have_tcl != yes; then
 			echo $ac_n "checking for main in -ltcl7.6""... $ac_c" 1>&6
-echo "configure:7751: checking for main in -ltcl7.6" >&5
+echo "configure:7759: checking for main in -ltcl7.6" >&5
 ac_lib_var=`echo tcl7.6'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7755,14 +7763,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltcl7.6  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7759 "configure"
+#line 7767 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:7766: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7774: \"$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
@@ -7787,7 +7795,7 @@ fi
 
 		if test $have_tcl != yes; then
 			echo $ac_n "checking for main in -ltcl8.0""... $ac_c" 1>&6
-echo "configure:7791: checking for main in -ltcl8.0" >&5
+echo "configure:7799: checking for main in -ltcl8.0" >&5
 ac_lib_var=`echo tcl8.0'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7795,14 +7803,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltcl8.0  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7799 "configure"
+#line 7807 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:7806: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7814: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7842,17 +7850,17 @@ for ac_hdr in termcap.h ncurses.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7846: checking for $ac_hdr" >&5
+echo "configure:7854: 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 7851 "configure"
+#line 7859 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7856: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7864: \"$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*
@@ -7881,7 +7889,7 @@ done
 
 if test $ol_link_termcap = no ; then
 	echo $ac_n "checking for tputs in -ltermcap""... $ac_c" 1>&6
-echo "configure:7885: checking for tputs in -ltermcap" >&5
+echo "configure:7893: checking for tputs in -ltermcap" >&5
 ac_lib_var=`echo termcap'_'tputs | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7889,7 +7897,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltermcap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7893 "configure"
+#line 7901 "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
@@ -7900,7 +7908,7 @@ int main() {
 tputs()
 ; return 0; }
 EOF
-if { (eval echo configure:7904: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7912: \"$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
@@ -7933,7 +7941,7 @@ fi
 
 if test $ol_link_termcap = no ; then
 	echo $ac_n "checking for initscr in -lncurses""... $ac_c" 1>&6
-echo "configure:7937: checking for initscr in -lncurses" >&5
+echo "configure:7945: checking for initscr in -lncurses" >&5
 ac_lib_var=`echo ncurses'_'initscr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7941,7 +7949,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lncurses  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7945 "configure"
+#line 7953 "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
@@ -7952,7 +7960,7 @@ int main() {
 initscr()
 ; return 0; }
 EOF
-if { (eval echo configure:7956: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7964: \"$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
@@ -7997,17 +8005,17 @@ if test $ol_with_readline != no ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:8001: checking for $ac_hdr" >&5
+echo "configure:8009: 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 8006 "configure"
+#line 8014 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8011: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8019: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -8038,7 +8046,7 @@ done
 		save_LIBS="$LIBS"
 		LIBS="$TERMCAP_LIBS $LIBS"
 		echo $ac_n "checking for readline in -lreadline""... $ac_c" 1>&6
-echo "configure:8042: checking for readline in -lreadline" >&5
+echo "configure:8050: checking for readline in -lreadline" >&5
 ac_lib_var=`echo readline'_'readline | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8046,7 +8054,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8050 "configure"
+#line 8058 "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
@@ -8057,7 +8065,7 @@ int main() {
 readline()
 ; return 0; }
 EOF
-if { (eval echo configure:8061: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8069: \"$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
@@ -8100,12 +8108,12 @@ fi
 # FreeBSD (and others) have crypt(3) in -lcrypt
 if test $ol_enable_crypt != no ; then
 	echo $ac_n "checking for crypt""... $ac_c" 1>&6
-echo "configure:8104: checking for crypt" >&5
+echo "configure:8112: checking for crypt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_crypt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8109 "configure"
+#line 8117 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char crypt(); below.  */
@@ -8128,7 +8136,7 @@ crypt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8132: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8140: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_crypt=yes"
 else
@@ -8147,7 +8155,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for crypt in -lcrypt""... $ac_c" 1>&6
-echo "configure:8151: checking for crypt in -lcrypt" >&5
+echo "configure:8159: checking for crypt in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8155,7 +8163,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8159 "configure"
+#line 8167 "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
@@ -8166,7 +8174,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:8170: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8178: \"$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
@@ -8210,12 +8218,12 @@ fi
 # FreeBSD (and others) have setproctitle(3) in -lutil
 if test $ol_enable_proctitle != no ; then
 	echo $ac_n "checking for setproctitle""... $ac_c" 1>&6
-echo "configure:8214: checking for setproctitle" >&5
+echo "configure:8222: checking for setproctitle" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setproctitle'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8219 "configure"
+#line 8227 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setproctitle(); below.  */
@@ -8238,7 +8246,7 @@ setproctitle();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8242: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8250: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_setproctitle=yes"
 else
@@ -8257,7 +8265,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for setproctitle in -lutil""... $ac_c" 1>&6
-echo "configure:8261: checking for setproctitle in -lutil" >&5
+echo "configure:8269: checking for setproctitle in -lutil" >&5
 ac_lib_var=`echo util'_'setproctitle | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8265,7 +8273,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8269 "configure"
+#line 8277 "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
@@ -8276,7 +8284,7 @@ int main() {
 setproctitle()
 ; return 0; }
 EOF
-if { (eval echo configure:8280: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8288: \"$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
@@ -8312,13 +8320,13 @@ fi
 
 # test for EBCDIC
 echo $ac_n "checking for EBCDIC""... $ac_c" 1>&6
-echo "configure:8316: checking for EBCDIC" >&5
+echo "configure:8324: checking for EBCDIC" >&5
 if eval "test \"`echo '$''{'ol_cv_cpp_ebcdic'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 8322 "configure"
+#line 8330 "configure"
 #include "confdefs.h"
 
 #if !('M' == 0xd4)
@@ -8327,7 +8335,7 @@ else
 
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8331: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8339: \"$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*
@@ -8351,12 +8359,12 @@ EOF
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:8355: checking for ANSI C header files" >&5
+echo "configure:8363: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ol_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8360 "configure"
+#line 8368 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -8364,7 +8372,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8368: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8376: \"$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*
@@ -8381,7 +8389,7 @@ rm -f conftest*
 if test $ol_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 8385 "configure"
+#line 8393 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -8399,7 +8407,7 @@ fi
 if test $ol_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 8403 "configure"
+#line 8411 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -8420,7 +8428,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 8424 "configure"
+#line 8432 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #ifndef HAVE_EBCDIC
@@ -8438,7 +8446,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:8442: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:8450: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -8472,12 +8480,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:8476: checking for $ac_hdr that defines DIR" >&5
+echo "configure:8484: checking for $ac_hdr that defines DIR" >&5
 if eval "test \"`echo '$''{'ac_cv_header_dirent_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8481 "configure"
+#line 8489 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -8485,7 +8493,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:8489: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8497: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -8510,7 +8518,7 @@ done
 # Two versions of opendir et al. are in -ldir and -lx on SCO Xenix.
 if test $ac_header_dirent = dirent.h; then
 echo $ac_n "checking for opendir in -ldir""... $ac_c" 1>&6
-echo "configure:8514: checking for opendir in -ldir" >&5
+echo "configure:8522: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8518,7 +8526,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8522 "configure"
+#line 8530 "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
@@ -8529,7 +8537,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:8533: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8541: \"$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
@@ -8551,7 +8559,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:8555: checking for opendir in -lx" >&5
+echo "configure:8563: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8559,7 +8567,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8563 "configure"
+#line 8571 "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
@@ -8570,7 +8578,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:8574: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8582: \"$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
@@ -8593,12 +8601,12 @@ fi
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:8597: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:8605: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8602 "configure"
+#line 8610 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -8614,7 +8622,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:8618: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8626: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -8635,12 +8643,12 @@ EOF
 fi
 
 echo $ac_n "checking POSIX termios""... $ac_c" 1>&6
-echo "configure:8639: checking POSIX termios" >&5
+echo "configure:8647: checking POSIX termios" >&5
 if eval "test \"`echo '$''{'am_cv_sys_posix_termios'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8644 "configure"
+#line 8652 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <unistd.h>
@@ -8650,7 +8658,7 @@ int main() {
    tcgetattr(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:8654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8662: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   am_cv_sys_posix_termios=yes
 else
@@ -8666,7 +8674,7 @@ echo "$ac_t""$am_cv_sys_posix_termios" 1>&6
 
 
  echo $ac_n "checking whether use of TIOCGWINSZ requires sys/ioctl.h""... $ac_c" 1>&6
-echo "configure:8670: checking whether use of TIOCGWINSZ requires sys/ioctl.h" >&5
+echo "configure:8678: checking whether use of TIOCGWINSZ requires sys/ioctl.h" >&5
 if eval "test \"`echo '$''{'am_cv_sys_tiocgwinsz_needs_sys_ioctl_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8675,7 +8683,7 @@ else
   gwinsz_in_termios_h=no
   if test $am_cv_sys_posix_termios = yes; then
     cat > conftest.$ac_ext <<EOF
-#line 8679 "configure"
+#line 8687 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #     include <termios.h>
@@ -8695,7 +8703,7 @@ rm -f conftest*
 
   if test $gwinsz_in_termios_h = no; then
     cat > conftest.$ac_ext <<EOF
-#line 8699 "configure"
+#line 8707 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #     include <sys/ioctl.h>
@@ -8771,17 +8779,17 @@ for ac_hdr in \
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:8775: checking for $ac_hdr" >&5
+echo "configure:8783: 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 8780 "configure"
+#line 8788 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8785: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8793: \"$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*
@@ -8809,12 +8817,12 @@ done
 
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:8813: checking for uid_t in sys/types.h" >&5
+echo "configure:8821: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8818 "configure"
+#line 8826 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -8843,7 +8851,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:8847: checking type of array argument to getgroups" >&5
+echo "configure:8855: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8851,7 +8859,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 8855 "configure"
+#line 8863 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -8876,7 +8884,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:8880: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:8888: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
     ac_cv_type_getgroups=gid_t
 else
@@ -8890,7 +8898,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 8894 "configure"
+#line 8902 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -8913,12 +8921,12 @@ cat >> confdefs.h <<EOF
 EOF
 
  echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:8917: checking for ANSI C header files" >&5
+echo "configure:8925: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8922 "configure"
+#line 8930 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -8926,7 +8934,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8930: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8938: \"$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*
@@ -8943,7 +8951,7 @@ rm -f conftest*
 if test $ac_cv_header_stdc = yes; then
   # SunOS 4.x string.h does not declare mem*, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 8947 "configure"
+#line 8955 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -8961,7 +8969,7 @@ fi
 if test $ac_cv_header_stdc = yes; then
   # ISC 2.0.2 stdlib.h does not declare free, contrary to ANSI.
 cat > conftest.$ac_ext <<EOF
-#line 8965 "configure"
+#line 8973 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -8982,7 +8990,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 8986 "configure"
+#line 8994 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -8993,7 +9001,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:8997: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9005: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -9017,12 +9025,12 @@ EOF
 fi
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:9021: checking for mode_t" >&5
+echo "configure:9029: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9026 "configure"
+#line 9034 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -9050,12 +9058,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:9054: checking for off_t" >&5
+echo "configure:9062: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9059 "configure"
+#line 9067 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -9083,12 +9091,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:9087: checking for pid_t" >&5
+echo "configure:9095: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9092 "configure"
+#line 9100 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -9116,19 +9124,19 @@ EOF
 fi
 
 echo $ac_n "checking for ptrdiff_t""... $ac_c" 1>&6
-echo "configure:9120: checking for ptrdiff_t" >&5
+echo "configure:9128: checking for ptrdiff_t" >&5
 if eval "test \"`echo '$''{'am_cv_type_ptrdiff_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9125 "configure"
+#line 9133 "configure"
 #include "confdefs.h"
 #include <stddef.h>
 int main() {
 ptrdiff_t p
 ; return 0; }
 EOF
-if { (eval echo configure:9132: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9140: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_type_ptrdiff_t=yes
 else
@@ -9149,12 +9157,12 @@ EOF
    fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:9153: checking return type of signal handlers" >&5
+echo "configure:9161: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9158 "configure"
+#line 9166 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -9171,7 +9179,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:9175: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9183: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -9190,19 +9198,19 @@ EOF
 
 
 echo $ac_n "checking for sig_atomic_t""... $ac_c" 1>&6
-echo "configure:9194: checking for sig_atomic_t" >&5
+echo "configure:9202: checking for sig_atomic_t" >&5
 if eval "test \"`echo '$''{'ol_cv_type_sig_atomic_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9199 "configure"
+#line 9207 "configure"
 #include "confdefs.h"
 #include <signal.h>
 int main() {
 sig_atomic_t atomic;
 ; return 0; }
 EOF
-if { (eval echo configure:9206: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9214: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_type_sig_atomic_t=yes
 else
@@ -9223,12 +9231,12 @@ EOF
   fi
  
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:9227: checking for size_t" >&5
+echo "configure:9235: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9232 "configure"
+#line 9240 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -9256,12 +9264,12 @@ EOF
 fi
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:9260: checking for st_blksize in struct stat" >&5
+echo "configure:9268: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9265 "configure"
+#line 9273 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -9269,7 +9277,7 @@ int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:9273: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9281: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -9290,12 +9298,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:9294: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:9302: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9299 "configure"
+#line 9307 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -9304,7 +9312,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:9308: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9316: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -9325,12 +9333,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:9329: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:9337: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9334 "configure"
+#line 9342 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -9338,7 +9346,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:9342: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9350: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -9360,13 +9368,13 @@ fi
 
 # test for pw_gecos in struct passwd
 echo $ac_n "checking struct passwd for pw_gecos""... $ac_c" 1>&6
-echo "configure:9364: checking struct passwd for pw_gecos" >&5
+echo "configure:9372: checking struct passwd for pw_gecos" >&5
 if eval "test \"`echo '$''{'ol_cv_struct_passwd_pw_gecos'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 9370 "configure"
+#line 9378 "configure"
 #include "confdefs.h"
 #include <pwd.h>
 int main() {
@@ -9376,7 +9384,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:9380: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9388: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_struct_passwd_pw_gecos=yes
 else
@@ -9399,7 +9407,7 @@ fi
 
 
 echo $ac_n "checking if toupper() requires islower()""... $ac_c" 1>&6
-echo "configure:9403: checking if toupper() requires islower()" >&5
+echo "configure:9411: checking if toupper() requires islower()" >&5
 if eval "test \"`echo '$''{'ol_cv_c_upper_lower'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -9408,7 +9416,7 @@ else
   ol_cv_c_upper_lower=safe
 else
   cat > conftest.$ac_ext <<EOF
-#line 9412 "configure"
+#line 9420 "configure"
 #include "confdefs.h"
 
 #include <ctype.h>
@@ -9420,7 +9428,7 @@ main()
 		exit(1);
 }
 EOF
-if { (eval echo configure:9424: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9432: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ol_cv_c_upper_lower=no
 else
@@ -9443,12 +9451,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:9447: checking for working const" >&5
+echo "configure:9455: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9452 "configure"
+#line 9460 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -9497,7 +9505,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:9501: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9509: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -9518,12 +9526,12 @@ EOF
 fi
 
 echo $ac_n "checking if compiler understands volatile""... $ac_c" 1>&6
-echo "configure:9522: checking if compiler understands volatile" >&5
+echo "configure:9530: checking if compiler understands volatile" >&5
 if eval "test \"`echo '$''{'ol_cv_c_volatile'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9527 "configure"
+#line 9535 "configure"
 #include "confdefs.h"
 int x, y, z;
 int main() {
@@ -9532,7 +9540,7 @@ volatile int a; int * volatile b = x ? &y : &z;
       *b = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:9536: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9544: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_c_volatile=yes
 else
@@ -9562,14 +9570,14 @@ EOF
 
 else
 	echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:9566: checking whether byte ordering is bigendian" >&5
+echo "configure:9574: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'ac_cv_c_bigendian'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_bigendian=unknown
 # See if sys/param.h defines the BYTE_ORDER macro.
 cat > conftest.$ac_ext <<EOF
-#line 9573 "configure"
+#line 9581 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -9580,11 +9588,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:9584: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9592: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   # It does; now see whether it defined to BIG_ENDIAN or not.
 cat > conftest.$ac_ext <<EOF
-#line 9588 "configure"
+#line 9596 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -9595,7 +9603,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:9599: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9607: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -9615,7 +9623,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 9619 "configure"
+#line 9627 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -9628,7 +9636,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:9632: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9640: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -9652,7 +9660,7 @@ EOF
 fi
 
 	echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:9656: checking size of short" >&5
+echo "configure:9664: checking size of short" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -9660,7 +9668,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 9664 "configure"
+#line 9672 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -9671,7 +9679,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:9675: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9683: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_short=`cat conftestval`
 else
@@ -9691,7 +9699,7 @@ EOF
 
  
 	echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:9695: checking size of int" >&5
+echo "configure:9703: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -9699,7 +9707,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 9703 "configure"
+#line 9711 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -9710,7 +9718,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:9714: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9722: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_int=`cat conftestval`
 else
@@ -9730,7 +9738,7 @@ EOF
 
  
 	echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:9734: checking size of long" >&5
+echo "configure:9742: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -9738,7 +9746,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 9742 "configure"
+#line 9750 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -9749,7 +9757,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:9753: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9761: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long=`cat conftestval`
 else
@@ -9771,7 +9779,7 @@ EOF
 fi
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:9775: checking for 8-bit clean memcmp" >&5
+echo "configure:9783: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -9779,7 +9787,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 9783 "configure"
+#line 9791 "configure"
 #include "confdefs.h"
 
 main()
@@ -9789,7 +9797,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:9793: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9801: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_memcmp_clean=yes
 else
@@ -9807,12 +9815,12 @@ echo "$ac_t""$ac_cv_func_memcmp_clean" 1>&6
 test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.${ac_objext}"
 
 echo $ac_n "checking for strftime""... $ac_c" 1>&6
-echo "configure:9811: checking for strftime" >&5
+echo "configure:9819: checking for strftime" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strftime'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9816 "configure"
+#line 9824 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strftime(); below.  */
@@ -9835,7 +9843,7 @@ strftime();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9839: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9847: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strftime=yes"
 else
@@ -9857,7 +9865,7 @@ else
   echo "$ac_t""no" 1>&6
 # strftime is in -lintl on SCO UNIX.
 echo $ac_n "checking for strftime in -lintl""... $ac_c" 1>&6
-echo "configure:9861: checking for strftime in -lintl" >&5
+echo "configure:9869: checking for strftime in -lintl" >&5
 ac_lib_var=`echo intl'_'strftime | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9865,7 +9873,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 9869 "configure"
+#line 9877 "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
@@ -9876,7 +9884,7 @@ int main() {
 strftime()
 ; return 0; }
 EOF
-if { (eval echo configure:9880: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9888: \"$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
@@ -9903,12 +9911,12 @@ fi
 fi
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:9907: checking for vprintf" >&5
+echo "configure:9915: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9912 "configure"
+#line 9920 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -9931,7 +9939,7 @@ vprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9935: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9943: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -9955,12 +9963,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:9959: checking for _doprnt" >&5
+echo "configure:9967: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9964 "configure"
+#line 9972 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -9983,7 +9991,7 @@ _doprnt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9987: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9995: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -10012,12 +10020,12 @@ if test $ac_cv_func_vprintf = yes ; then
 		for ac_func in vsnprintf vsprintf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10016: checking for $ac_func" >&5
+echo "configure:10024: 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 10021 "configure"
+#line 10029 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10040,7 +10048,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10044: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10052: \"$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
@@ -10099,12 +10107,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10103: checking for $ac_func" >&5
+echo "configure:10111: 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 10108 "configure"
+#line 10116 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10127,7 +10135,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10131: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10139: \"$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
@@ -10155,12 +10163,12 @@ done
 for ac_func in getopt tempnam
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:10159: checking for $ac_func" >&5
+echo "configure:10167: 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 10164 "configure"
+#line 10172 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10183,7 +10191,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10187: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10195: \"$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
@@ -10213,13 +10221,13 @@ done
 # Check Configuration
 
 echo $ac_n "checking declaration of sys_errlist""... $ac_c" 1>&6
-echo "configure:10217: checking declaration of sys_errlist" >&5
+echo "configure:10225: checking declaration of sys_errlist" >&5
 if eval "test \"`echo '$''{'ol_cv_dcl_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 10223 "configure"
+#line 10231 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -10229,7 +10237,7 @@ int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:10233: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10241: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_sys_errlist=yes
 else
@@ -10249,20 +10257,20 @@ if test $ol_cv_dcl_sys_errlist = no ; then
 EOF
 
 	echo $ac_n "checking existence of sys_errlist""... $ac_c" 1>&6
-echo "configure:10253: checking existence of sys_errlist" >&5
+echo "configure:10261: checking existence of sys_errlist" >&5
 	if eval "test \"`echo '$''{'ol_cv_have_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 10259 "configure"
+#line 10267 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:10266: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10274: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_have_sys_errlist=yes
 else
@@ -10286,13 +10294,13 @@ fi
 
 
 echo $ac_n "checking strdup declaration""... $ac_c" 1>&6
-echo "configure:10290: checking strdup declaration" >&5
+echo "configure:10298: checking strdup declaration" >&5
 if eval "test \"`echo '$''{'ol_cv_dcl_strdup'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 10296 "configure"
+#line 10304 "configure"
 #include "confdefs.h"
 
 #include <string.h> 
@@ -10300,7 +10308,7 @@ int main() {
 extern char *strdup();
 ; return 0; }
 EOF
-if { (eval echo configure:10304: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10312: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_strdup=yes
 else
diff --git a/configure.in b/configure.in
index cf55954364..3f687c5c80 100644
--- a/configure.in
+++ b/configure.in
@@ -618,7 +618,41 @@ if test $ol_with_threads = auto -o $ol_with_threads = yes \
 		dnl
 
 		dnl pthread_create in $LIBS
-		AC_CHECK_FUNC(pthread_create,[ol_link_threads=yes])
+		AC_MSG_CHECKING([for pthread_create in default libraries])
+		AC_CACHE_VAL(ol_cv_pthread_create,[
+		AC_TRY_RUN([
+#include <pthread.h>
+#ifndef NULL
+#define NULL (void*)0
+#endif
+
+static void *task(p)
+	void *p;
+{
+	return (void *) (p == NULL);
+}
+
+int main(argc, argv)
+	int argc;
+	char **argv;
+{
+	pthread_t t;
+#if HAVE_PTHREADS_D4
+	exit(pthread_create(&t, pthread_attr_default, task, NULL));
+#else
+	exit(pthread_create(&t, NULL, task, NULL));
+#endif
+}
+],
+			[ol_cv_pthread_create=yes],
+			[ol_cv_pthread_create=no],
+			[dnl assume yes
+			ol_cv_pthread_create=yes])])
+		AC_MSG_RESULT($ol_cv_pthread_create)
+
+		if test $ol_cv_pthread_create != no ; then
+			ol_link_threads=posix
+		fi
 
 		if test $ol_link_threads = no ; then
 			dnl try -mt
-- 
2.39.5