From b8d552b9b31149a648eb7149395ac7b081f9aa10 Mon Sep 17 00:00:00 2001
From: Kurt Zeilenga <kurt@openldap.org>
Date: Mon, 16 Nov 1998 00:52:15 +0000
Subject: [PATCH] Update pthread preemptive test.  Still needs work.

---
 configure    | 419 ++++++++++++++++++++++++++-------------------------
 configure.in |  13 +-
 2 files changed, 219 insertions(+), 213 deletions(-)

diff --git a/configure b/configure
index 3664a7f561..fe61ebbcb4 100755
--- a/configure
+++ b/configure
@@ -3486,15 +3486,18 @@ else
 int task(arg)
 	int *arg;
 {
+	int i;
 	struct timeval tv;
 
-	tv.tv_sec=4;
+	tv.tv_sec=5;
 	tv.tv_usec=0;
-	select(0, NULL, NULL, NULL, &tv);
 
-	tv.tv_sec=6;
-	tv.tv_usec=0;
-	select(0, NULL, NULL, NULL, &tv);
+	/* we're not interested in any fds */
+	i = select(FD_SETSIZE, NULL, NULL, NULL, &tv);
+
+	if(i < 0) {
+		perror("select");
+	}
 
 	exit(1); /* if we exit here, the select blocked the whole process */
 }
@@ -3526,7 +3529,7 @@ int argc; char **argv;
 }
 				
 EOF
-if { (eval echo configure:3530: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:3533: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ol_pthread_preemptive=yes
 else
@@ -3567,17 +3570,17 @@ if test $ol_with_threads = auto -o $ol_with_threads = mach ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3571: checking for $ac_hdr" >&5
+echo "configure:3574: 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 3576 "configure"
+#line 3579 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3581: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3584: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3607,12 +3610,12 @@ done
 		ol_with_threads=found
 
 				echo $ac_n "checking for cthread_fork""... $ac_c" 1>&6
-echo "configure:3611: checking for cthread_fork" >&5
+echo "configure:3614: checking for cthread_fork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cthread_fork'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3616 "configure"
+#line 3619 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cthread_fork(); below.  */
@@ -3635,7 +3638,7 @@ cthread_fork();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3639: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3642: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_cthread_fork=yes"
 else
@@ -3657,7 +3660,7 @@ fi
 
 		if test $ol_link_threads = no ; then
 									echo $ac_n "checking for cthread_fork with -all_load""... $ac_c" 1>&6
-echo "configure:3661: checking for cthread_fork with -all_load" >&5
+echo "configure:3664: checking for cthread_fork with -all_load" >&5
 if eval "test \"`echo '$''{'ol_cv_cthread_all_load'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3665,7 +3668,7 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-all_load $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 3669 "configure"
+#line 3672 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 int main() {
@@ -3674,7 +3677,7 @@ int main() {
 					
 ; return 0; }
 EOF
-if { (eval echo configure:3678: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3681: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ol_cv_cthread_all_load=yes
 else
@@ -3717,17 +3720,17 @@ if test $ol_with_threads = auto -o $ol_with_threads = lwp ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3721: checking for $ac_hdr" >&5
+echo "configure:3724: 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 3726 "configure"
+#line 3729 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3731: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3734: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3755,7 +3758,7 @@ 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""... $ac_c" 1>&6
-echo "configure:3759: checking for thr_create in -lthread" >&5
+echo "configure:3762: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3763,7 +3766,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3767 "configure"
+#line 3770 "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
@@ -3774,7 +3777,7 @@ int main() {
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3778: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3781: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3813,17 +3816,17 @@ EOF
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3817: checking for $ac_hdr" >&5
+echo "configure:3820: 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 3822 "configure"
+#line 3825 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3827: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3830: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3851,7 +3854,7 @@ done
 
 	if test $ac_cv_header_lwp_lwp_h = yes ; then
 		echo $ac_n "checking for lwp_create in -llwp""... $ac_c" 1>&6
-echo "configure:3855: checking for lwp_create in -llwp" >&5
+echo "configure:3858: checking for lwp_create in -llwp" >&5
 ac_lib_var=`echo lwp'_'lwp_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3859,7 +3862,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-llwp  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3863 "configure"
+#line 3866 "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
@@ -3870,7 +3873,7 @@ int main() {
 lwp_create()
 ; return 0; }
 EOF
-if { (eval echo configure:3874: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -3922,17 +3925,17 @@ 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:3926: checking for $ac_hdr" >&5
+echo "configure:3929: 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 3931 "configure"
+#line 3934 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:3936: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:3939: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -3961,12 +3964,12 @@ done
 	for ac_func in sched_yield pthread_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3965: checking for $ac_func" >&5
+echo "configure:3968: 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 3970 "configure"
+#line 3973 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3989,7 +3992,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3993: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:3996: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4015,7 +4018,7 @@ done
 
 	
 echo $ac_n "checking for LinuxThreads""... $ac_c" 1>&6
-echo "configure:4019: checking for LinuxThreads" >&5
+echo "configure:4022: checking for LinuxThreads" >&5
 if eval "test \"`echo '$''{'ol_cv_linux_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4036,17 +4039,17 @@ echo "$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:4040: checking for $ac_hdr" >&5
+echo "configure:4043: 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 4045 "configure"
+#line 4048 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4050: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4053: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4076,17 +4079,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4080: checking for $ac_hdr" >&5
+echo "configure:4083: 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 4085 "configure"
+#line 4088 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4090: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4093: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4116,17 +4119,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4120: checking for $ac_hdr" >&5
+echo "configure:4123: 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 4125 "configure"
+#line 4128 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4130: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4133: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4169,13 +4172,13 @@ EOF
 
 
 					echo $ac_n "checking for thread specific errno""... $ac_c" 1>&6
-echo "configure:4173: checking for thread specific errno" >&5
+echo "configure:4176: checking for thread specific errno" >&5
 if eval "test \"`echo '$''{'ol_cv_errno_thread_specific'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 4179 "configure"
+#line 4182 "configure"
 #include "confdefs.h"
 
 #include <errno.h>
@@ -4186,7 +4189,7 @@ int x = errno;
 			
 ; return 0; }
 EOF
-if { (eval echo configure:4190: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4193: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ol_cv_errno_thread_specific=yes
 else
@@ -4232,13 +4235,13 @@ 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""... $ac_c" 1>&6
-echo "configure:4236: checking for DB2 library" >&5
+echo "configure:4239: checking for DB2 library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4242: checking for db_open in -ldb" >&5
+echo "configure:4245: checking for db_open in -ldb" >&5
 ac_lib_var=`echo db'_'db_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4246,7 +4249,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4250 "configure"
+#line 4253 "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
@@ -4257,7 +4260,7 @@ int main() {
 db_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4261: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4264: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4288,17 +4291,17 @@ 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:4292: checking for $ac_hdr" >&5
+echo "configure:4295: 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 4297 "configure"
+#line 4300 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4302: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4305: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4326,13 +4329,13 @@ done
 
 if test $ac_cv_header_db_h = yes ; then
 	echo $ac_n "checking if db.h is DB2""... $ac_c" 1>&6
-echo "configure:4330: checking if db.h is DB2" >&5
+echo "configure:4333: checking if db.h is DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_header_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 4336 "configure"
+#line 4339 "configure"
 #include "confdefs.h"
 
 #			include <db.h>
@@ -4364,7 +4367,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB2""... $ac_c" 1>&6
-echo "configure:4368: checking for Berkeley DB2" >&5
+echo "configure:4371: checking for Berkeley DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4410,18 +4413,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db ; then
 	echo $ac_n "checking for Berkeley DB library""... $ac_c" 1>&6
-echo "configure:4414: checking for Berkeley DB library" >&5
+echo "configure:4417: checking for Berkeley DB library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4420: checking for dbopen" >&5
+echo "configure:4423: checking for dbopen" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4425 "configure"
+#line 4428 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbopen(); below.  */
@@ -4444,7 +4447,7 @@ dbopen();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4448: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4451: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_dbopen=yes"
 else
@@ -4463,7 +4466,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for dbopen in -ldb""... $ac_c" 1>&6
-echo "configure:4467: checking for dbopen in -ldb" >&5
+echo "configure:4470: checking for dbopen in -ldb" >&5
 ac_lib_var=`echo db'_'dbopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4471,7 +4474,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4475 "configure"
+#line 4478 "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
@@ -4482,7 +4485,7 @@ int main() {
 dbopen()
 ; return 0; }
 EOF
-if { (eval echo configure:4486: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4489: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4517,17 +4520,17 @@ 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:4521: checking for $ac_hdr" >&5
+echo "configure:4524: 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 4526 "configure"
+#line 4529 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4531: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4534: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4563,7 +4566,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB""... $ac_c" 1>&6
-echo "configure:4567: checking for Berkeley DB" >&5
+echo "configure:4570: checking for Berkeley DB" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4616,17 +4619,17 @@ 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:4620: checking for $ac_hdr" >&5
+echo "configure:4623: 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 4625 "configure"
+#line 4628 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4630: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4633: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4661,18 +4664,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = gdbm ; then
 	echo $ac_n "checking for GDBM library""... $ac_c" 1>&6
-echo "configure:4665: checking for GDBM library" >&5
+echo "configure:4668: checking for GDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4671: checking for gdbm_open" >&5
+echo "configure:4674: checking for gdbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gdbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4676 "configure"
+#line 4679 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gdbm_open(); below.  */
@@ -4695,7 +4698,7 @@ gdbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4699: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4702: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gdbm_open=yes"
 else
@@ -4714,7 +4717,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for gdbm_open in -lgdbm""... $ac_c" 1>&6
-echo "configure:4718: checking for gdbm_open in -lgdbm" >&5
+echo "configure:4721: checking for gdbm_open in -lgdbm" >&5
 ac_lib_var=`echo gdbm'_'gdbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4722,7 +4725,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgdbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4726 "configure"
+#line 4729 "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
@@ -4733,7 +4736,7 @@ int main() {
 gdbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4737: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4740: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4768,17 +4771,17 @@ 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:4772: checking for $ac_hdr" >&5
+echo "configure:4775: 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 4777 "configure"
+#line 4780 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4782: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4785: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4805,7 +4808,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:4809: checking for db" >&5
+echo "configure:4812: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_gdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4839,18 +4842,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = ndbm ; then
 	echo $ac_n "checking for NDBM library""... $ac_c" 1>&6
-echo "configure:4843: checking for NDBM library" >&5
+echo "configure:4846: checking for NDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4849: checking for dbm_open" >&5
+echo "configure:4852: checking for dbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4854 "configure"
+#line 4857 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbm_open(); below.  */
@@ -4873,7 +4876,7 @@ dbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4880: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_dbm_open=yes"
 else
@@ -4892,7 +4895,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for dbm_open in -lndbm""... $ac_c" 1>&6
-echo "configure:4896: checking for dbm_open in -lndbm" >&5
+echo "configure:4899: checking for dbm_open in -lndbm" >&5
 ac_lib_var=`echo ndbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4900,7 +4903,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lndbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4904 "configure"
+#line 4907 "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
@@ -4911,7 +4914,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4915: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4918: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4931,7 +4934,7 @@ else
   echo "$ac_t""no" 1>&6
 
 			echo $ac_n "checking for dbm_open in -ldbm""... $ac_c" 1>&6
-echo "configure:4935: checking for dbm_open in -ldbm" >&5
+echo "configure:4938: checking for dbm_open in -ldbm" >&5
 ac_lib_var=`echo dbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4939,7 +4942,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4943 "configure"
+#line 4946 "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
@@ -4950,7 +4953,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4957: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4987,17 +4990,17 @@ 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:4991: checking for $ac_hdr" >&5
+echo "configure:4994: 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 4996 "configure"
+#line 4999 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5001: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5004: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5024,7 +5027,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:5028: checking for db" >&5
+echo "configure:5031: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_ndbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5072,7 +5075,7 @@ fi
 
 if test $ol_enable_wrappers = yes ; then
 	echo $ac_n "checking for hosts_access in -lwrap""... $ac_c" 1>&6
-echo "configure:5076: checking for hosts_access in -lwrap" >&5
+echo "configure:5079: checking for hosts_access in -lwrap" >&5
 ac_lib_var=`echo wrap'_'hosts_access | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5080,7 +5083,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lwrap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5084 "configure"
+#line 5087 "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
@@ -5091,7 +5094,7 @@ int main() {
 hosts_access()
 ; return 0; }
 EOF
-if { (eval echo configure:5095: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5098: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5137,17 +5140,17 @@ 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:5141: checking for $ac_hdr" >&5
+echo "configure:5144: 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 5146 "configure"
+#line 5149 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5151: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5154: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5176,7 +5179,7 @@ done
 
 if test $ol_link_termcap = no ; then
 	echo $ac_n "checking for tputs in -ltermcap""... $ac_c" 1>&6
-echo "configure:5180: checking for tputs in -ltermcap" >&5
+echo "configure:5183: checking for tputs in -ltermcap" >&5
 ac_lib_var=`echo termcap'_'tputs | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5184,7 +5187,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltermcap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5188 "configure"
+#line 5191 "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
@@ -5195,7 +5198,7 @@ int main() {
 tputs()
 ; return 0; }
 EOF
-if { (eval echo configure:5199: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5202: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5228,7 +5231,7 @@ fi
 
 if test $ol_link_termcap = no ; then
 	echo $ac_n "checking for initscr in -lncurses""... $ac_c" 1>&6
-echo "configure:5232: checking for initscr in -lncurses" >&5
+echo "configure:5235: checking for initscr in -lncurses" >&5
 ac_lib_var=`echo ncurses'_'initscr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5236,7 +5239,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lncurses  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5240 "configure"
+#line 5243 "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
@@ -5247,7 +5250,7 @@ int main() {
 initscr()
 ; return 0; }
 EOF
-if { (eval echo configure:5251: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5254: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5289,12 +5292,12 @@ fi
 # FreeBSD (and others) have crypt(3) in -lcrypt
 if test $ol_enable_crypt != no ; then
 	echo $ac_n "checking for crypt""... $ac_c" 1>&6
-echo "configure:5293: checking for crypt" >&5
+echo "configure:5296: checking for crypt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_crypt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5298 "configure"
+#line 5301 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char crypt(); below.  */
@@ -5317,7 +5320,7 @@ crypt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5321: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5324: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_crypt=yes"
 else
@@ -5336,7 +5339,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for crypt in -lcrypt""... $ac_c" 1>&6
-echo "configure:5340: checking for crypt in -lcrypt" >&5
+echo "configure:5343: checking for crypt in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5344,7 +5347,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5348 "configure"
+#line 5351 "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
@@ -5355,7 +5358,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:5359: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5362: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5399,12 +5402,12 @@ fi
 # FreeBSD (and others) have setproctitle(3) in -lutil
 if test $ol_enable_proctitle != no ; then
 	echo $ac_n "checking for setproctitle""... $ac_c" 1>&6
-echo "configure:5403: checking for setproctitle" >&5
+echo "configure:5406: checking for setproctitle" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setproctitle'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5408 "configure"
+#line 5411 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setproctitle(); below.  */
@@ -5427,7 +5430,7 @@ setproctitle();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5431: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5434: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_setproctitle=yes"
 else
@@ -5446,7 +5449,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for setproctitle in -lutil""... $ac_c" 1>&6
-echo "configure:5450: checking for setproctitle in -lutil" >&5
+echo "configure:5453: checking for setproctitle in -lutil" >&5
 ac_lib_var=`echo util'_'setproctitle | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5454,7 +5457,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5458 "configure"
+#line 5461 "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
@@ -5465,7 +5468,7 @@ int main() {
 setproctitle()
 ; return 0; }
 EOF
-if { (eval echo configure:5469: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5472: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5500,12 +5503,12 @@ EOF
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:5504: checking for ANSI C header files" >&5
+echo "configure:5507: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5509 "configure"
+#line 5512 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -5513,7 +5516,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5517: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5520: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5530,7 +5533,7 @@ 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 5534 "configure"
+#line 5537 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -5548,7 +5551,7 @@ 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 5552 "configure"
+#line 5555 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -5569,7 +5572,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 5573 "configure"
+#line 5576 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -5580,7 +5583,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:5584: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5587: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -5613,12 +5616,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:5617: checking for $ac_hdr that defines DIR" >&5
+echo "configure:5620: 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 5622 "configure"
+#line 5625 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -5626,7 +5629,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:5630: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5633: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -5651,7 +5654,7 @@ 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""... $ac_c" 1>&6
-echo "configure:5655: checking for opendir in -ldir" >&5
+echo "configure:5658: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5659,7 +5662,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5663 "configure"
+#line 5666 "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
@@ -5670,7 +5673,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:5674: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5677: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5692,7 +5695,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:5696: checking for opendir in -lx" >&5
+echo "configure:5699: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5700,7 +5703,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5704 "configure"
+#line 5707 "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
@@ -5711,7 +5714,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:5715: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5718: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5734,12 +5737,12 @@ fi
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:5738: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:5741: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5743 "configure"
+#line 5746 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -5755,7 +5758,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:5759: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5762: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -5805,17 +5808,17 @@ for ac_hdr in \
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:5809: checking for $ac_hdr" >&5
+echo "configure:5812: 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 5814 "configure"
+#line 5817 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5819: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5822: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5843,12 +5846,12 @@ done
 
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:5847: checking for uid_t in sys/types.h" >&5
+echo "configure:5850: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5852 "configure"
+#line 5855 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -5877,7 +5880,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:5881: checking type of array argument to getgroups" >&5
+echo "configure:5884: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5885,7 +5888,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 5889 "configure"
+#line 5892 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -5910,7 +5913,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:5914: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5917: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
     ac_cv_type_getgroups=gid_t
 else
@@ -5924,7 +5927,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 5928 "configure"
+#line 5931 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -5948,12 +5951,12 @@ EOF
 
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:5952: checking for mode_t" >&5
+echo "configure:5955: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5957 "configure"
+#line 5960 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5981,12 +5984,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:5985: checking for off_t" >&5
+echo "configure:5988: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5990 "configure"
+#line 5993 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6014,12 +6017,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:6018: checking for pid_t" >&5
+echo "configure:6021: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6023 "configure"
+#line 6026 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6047,12 +6050,12 @@ EOF
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:6051: checking return type of signal handlers" >&5
+echo "configure:6054: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6056 "configure"
+#line 6059 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -6069,7 +6072,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:6073: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6076: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -6088,12 +6091,12 @@ EOF
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:6092: checking for size_t" >&5
+echo "configure:6095: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6097 "configure"
+#line 6100 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6121,12 +6124,12 @@ EOF
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:6125: checking for uid_t in sys/types.h" >&5
+echo "configure:6128: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6130 "configure"
+#line 6133 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -6155,12 +6158,12 @@ EOF
 fi
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:6159: checking for st_blksize in struct stat" >&5
+echo "configure:6162: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6164 "configure"
+#line 6167 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -6168,7 +6171,7 @@ int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:6172: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6175: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -6189,12 +6192,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:6193: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:6196: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6198 "configure"
+#line 6201 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -6203,7 +6206,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:6207: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6210: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -6224,12 +6227,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:6228: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:6231: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6233 "configure"
+#line 6236 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -6237,7 +6240,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:6241: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6244: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -6260,7 +6263,7 @@ fi
 
 
 echo $ac_n "checking if toupper() requires islower()""... $ac_c" 1>&6
-echo "configure:6264: checking if toupper() requires islower()" >&5
+echo "configure:6267: checking if toupper() requires islower()" >&5
 if eval "test \"`echo '$''{'ol_cv_c_upper_lower'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6269,7 +6272,7 @@ else
   ol_cv_c_upper_lower=safe
 else
   cat > conftest.$ac_ext <<EOF
-#line 6273 "configure"
+#line 6276 "configure"
 #include "confdefs.h"
 
 #include <ctype.h>
@@ -6281,7 +6284,7 @@ main()
 		exit(1);
 }
 EOF
-if { (eval echo configure:6285: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6288: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ol_cv_c_upper_lower=no
 else
@@ -6304,12 +6307,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:6308: checking for working const" >&5
+echo "configure:6311: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6313 "configure"
+#line 6316 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -6358,7 +6361,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:6362: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6365: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -6381,7 +6384,7 @@ fi
 
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:6385: checking for 8-bit clean memcmp" >&5
+echo "configure:6388: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6389,7 +6392,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6393 "configure"
+#line 6396 "configure"
 #include "confdefs.h"
 
 main()
@@ -6399,7 +6402,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:6403: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6406: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_memcmp_clean=yes
 else
@@ -6417,12 +6420,12 @@ echo "$ac_t""$ac_cv_func_memcmp_clean" 1>&6
 test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.o"
 
 echo $ac_n "checking for strftime""... $ac_c" 1>&6
-echo "configure:6421: checking for strftime" >&5
+echo "configure:6424: checking for strftime" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strftime'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6426 "configure"
+#line 6429 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strftime(); below.  */
@@ -6445,7 +6448,7 @@ strftime();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6449: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6452: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strftime=yes"
 else
@@ -6467,7 +6470,7 @@ else
   echo "$ac_t""no" 1>&6
 # strftime is in -lintl on SCO UNIX.
 echo $ac_n "checking for strftime in -lintl""... $ac_c" 1>&6
-echo "configure:6471: checking for strftime in -lintl" >&5
+echo "configure:6474: checking for strftime in -lintl" >&5
 ac_lib_var=`echo intl'_'strftime | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6475,7 +6478,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6479 "configure"
+#line 6482 "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
@@ -6486,7 +6489,7 @@ int main() {
 strftime()
 ; return 0; }
 EOF
-if { (eval echo configure:6490: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6493: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6513,12 +6516,12 @@ fi
 fi
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:6517: checking for vprintf" >&5
+echo "configure:6520: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6522 "configure"
+#line 6525 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -6541,7 +6544,7 @@ vprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6545: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6548: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -6565,12 +6568,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:6569: checking for _doprnt" >&5
+echo "configure:6572: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6574 "configure"
+#line 6577 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -6593,7 +6596,7 @@ _doprnt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6597: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -6622,12 +6625,12 @@ if test $ac_cv_func_vprintf = yes ; then
 		for ac_func in vsnprintf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6626: checking for $ac_func" >&5
+echo "configure:6629: 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 6631 "configure"
+#line 6634 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6650,7 +6653,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6657: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6677,7 +6680,7 @@ done
 fi
 
 echo $ac_n "checking for wait3 that fills in rusage""... $ac_c" 1>&6
-echo "configure:6681: checking for wait3 that fills in rusage" >&5
+echo "configure:6684: checking for wait3 that fills in rusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_wait3_rusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6685,7 +6688,7 @@ else
   ac_cv_func_wait3_rusage=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6689 "configure"
+#line 6692 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -6716,7 +6719,7 @@ main() {
   }
 }
 EOF
-if { (eval echo configure:6720: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6723: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_wait3_rusage=yes
 else
@@ -6773,12 +6776,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6777: checking for $ac_func" >&5
+echo "configure:6780: 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 6782 "configure"
+#line 6785 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6801,7 +6804,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6805: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6829,12 +6832,12 @@ done
 for ac_func in getopt strdup tempnam
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6833: checking for $ac_func" >&5
+echo "configure:6836: 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 6838 "configure"
+#line 6841 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6857,7 +6860,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6861: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6864: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6887,13 +6890,13 @@ done
 # Check Configuration
 
 echo $ac_n "checking declaration of sys_errlist""... $ac_c" 1>&6
-echo "configure:6891: checking declaration of sys_errlist" >&5
+echo "configure:6894: checking declaration of sys_errlist" >&5
 if eval "test \"`echo '$''{'ol_cv_dcl_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 6897 "configure"
+#line 6900 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -6903,7 +6906,7 @@ int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:6907: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6910: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_sys_errlist=yes
 else
@@ -6924,20 +6927,20 @@ if test $ol_cv_dcl_sys_errlist = no ; then
 EOF
 
 	echo $ac_n "checking existence of sys_errlist""... $ac_c" 1>&6
-echo "configure:6928: checking existence of sys_errlist" >&5
+echo "configure:6931: checking existence of sys_errlist" >&5
 	if eval "test \"`echo '$''{'ol_cv_have_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 6934 "configure"
+#line 6937 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:6941: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6944: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ol_cv_have_sys_errlist=yes
 else
diff --git a/configure.in b/configure.in
index e1b6245509..d9b2273a4c 100644
--- a/configure.in
+++ b/configure.in
@@ -501,15 +501,18 @@ if test $ol_with_threads = auto -o $ol_with_threads = posix ; then
 int task(arg)
 	int *arg;
 {
+	int i;
 	struct timeval tv;
 
-	tv.tv_sec=4;
+	tv.tv_sec=5;
 	tv.tv_usec=0;
-	select(0, NULL, NULL, NULL, &tv);
 
-	tv.tv_sec=6;
-	tv.tv_usec=0;
-	select(0, NULL, NULL, NULL, &tv);
+	/* we're not interested in any fds */
+	i = select(FD_SETSIZE, NULL, NULL, NULL, &tv);
+
+	if(i < 0) {
+		perror("select");
+	}
 
 	exit(1); /* if we exit here, the select blocked the whole process */
 }
-- 
2.39.5