From e5046238143e30da2d8f1a5bef55c3020980b8ab Mon Sep 17 00:00:00 2001
From: Kurt Zeilenga <kurt@openldap.org>
Date: Sun, 6 Jun 1999 04:44:34 +0000
Subject: [PATCH] A slightly better POSIX regex test....

---
 configure    | 933 +++++++++++++++++++++++++++------------------------
 configure.in |   3 +-
 2 files changed, 493 insertions(+), 443 deletions(-)

diff --git a/configure b/configure
index 88e3159cbf..ccb40be07c 100755
--- a/configure
+++ b/configure
@@ -3640,16 +3640,65 @@ fi
 done
 
 if test "$ac_cv_header_regex_h" != yes ; then
-	{ echo "configure: error: POSIX REGEX required." 1>&2; exit 1; }
+	{ echo "configure: error: POSIX regex.h required." 1>&2; exit 1; }
+fi
+echo $ac_n "checking for regfree""... $ac_c" 1>&6
+echo "configure:3647: checking for regfree" >&5
+if eval "test \"`echo '$''{'ac_cv_func_regfree'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3652 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char regfree(); 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 regfree();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_regfree) || defined (__stub___regfree)
+choke me
+#else
+regfree();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:3675: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_regfree=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_regfree=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'regfree`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  :
+else
+  echo "$ac_t""no" 1>&6
+{ echo "configure: error: POSIX regex required." 1>&2; exit 1; }
 fi
 
+
 echo $ac_n "checking for select""... $ac_c" 1>&6
-echo "configure:3648: checking for select" >&5
+echo "configure:3697: checking for select" >&5
 if eval "test \"`echo '$''{'ac_cv_func_select'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3653 "configure"
+#line 3702 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char select(); below.  */
@@ -3672,7 +3721,7 @@ select();
 
 ; return 0; }
 EOF
-if { (eval echo configure:3676: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3725: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_select=yes"
 else
@@ -3694,7 +3743,7 @@ fi
 
 
 echo $ac_n "checking types of arguments for select()""... $ac_c" 1>&6
-echo "configure:3698: checking types of arguments for select()" >&5
+echo "configure:3747: checking types of arguments for select()" >&5
  if eval "test \"`echo '$''{'ac_cv_func_select_arg234'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3708,7 +3757,7 @@ else
      for ac_cv_func_select_arg1 in 'int' 'size_t' 'unsigned long' 'unsigned'; do
       for ac_cv_func_select_arg5 in 'struct timeval *' 'const struct timeval *'; do
        cat > conftest.$ac_ext <<EOF
-#line 3712 "configure"
+#line 3761 "configure"
 #include "confdefs.h"
 #ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
@@ -3727,7 +3776,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:3731: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:3780: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
           ac_not_found=no ; break 3
 else
@@ -3772,7 +3821,7 @@ if test $ol_enable_ldapd != no ; then
 	echo "configure: warning: ldapd support deprecated.  Manual intervention required." 1>&2
 
 		echo $ac_n "checking for main in -lxtpp""... $ac_c" 1>&6
-echo "configure:3776: checking for main in -lxtpp" >&5
+echo "configure:3825: checking for main in -lxtpp" >&5
 ac_lib_var=`echo xtpp'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3780,14 +3829,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lxtpp -lxtdsap -lxtisode -losi $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3784 "configure"
+#line 3833 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3791: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3840: \"$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
@@ -3816,7 +3865,7 @@ else
 fi
 
 	echo $ac_n "checking for main in -ldsap""... $ac_c" 1>&6
-echo "configure:3820: checking for main in -ldsap" >&5
+echo "configure:3869: checking for main in -ldsap" >&5
 ac_lib_var=`echo dsap'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3824,14 +3873,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldsap -lisode $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3828 "configure"
+#line 3877 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3835: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3884: \"$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
@@ -3860,7 +3909,7 @@ else
 fi
 
 	echo $ac_n "checking for main in -lisode""... $ac_c" 1>&6
-echo "configure:3864: checking for main in -lisode" >&5
+echo "configure:3913: checking for main in -lisode" >&5
 ac_lib_var=`echo isode'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3868,14 +3917,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lisode  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3872 "configure"
+#line 3921 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3879: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3928: \"$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
@@ -3907,7 +3956,7 @@ fi
 
 if test $ol_link_isode != no; then
 	echo $ac_n "checking for main in -lpp""... $ac_c" 1>&6
-echo "configure:3911: checking for main in -lpp" >&5
+echo "configure:3960: checking for main in -lpp" >&5
 ac_lib_var=`echo pp'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3915,14 +3964,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lpp  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3919 "configure"
+#line 3968 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:3926: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3975: \"$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
@@ -3953,7 +4002,7 @@ fi
 	# Extract the first word of "pepsy", so it can be a program name with args.
 set dummy pepsy; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:3957: checking for $ac_word" >&5
+echo "configure:4006: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_PEPSY'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -3994,17 +4043,17 @@ if test $ol_with_kerberos = auto -o $ol_with_kerberos = k5 ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:3998: checking for $ac_hdr" >&5
+echo "configure:4047: 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 4003 "configure"
+#line 4052 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4008: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4057: \"$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*
@@ -4033,7 +4082,7 @@ done
 
 	if test $ac_cv_header_kerberosIV_krb_h = yes ; then
 		echo $ac_n "checking for main in -lkrb4""... $ac_c" 1>&6
-echo "configure:4037: checking for main in -lkrb4" >&5
+echo "configure:4086: checking for main in -lkrb4" >&5
 ac_lib_var=`echo krb4'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4041,14 +4090,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lkrb4 -lkrb5 -ldes425 $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4045 "configure"
+#line 4094 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4052: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4101: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4079,7 +4128,7 @@ fi
 			LIBS="$KRB_LIBS $LIBS"
 
 			echo $ac_n "checking for des_debug in Kerberos libraries""... $ac_c" 1>&6
-echo "configure:4083: checking for des_debug in Kerberos libraries" >&5
+echo "configure:4132: checking for des_debug in Kerberos libraries" >&5
 if eval "test \"`echo '$''{'ol_cv_var_des_debug'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4087,7 +4136,7 @@ else
 								save_LIBS="$LIBS"
 				LIBS="$KRB_LIBS $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 4091 "configure"
+#line 4140 "configure"
 #include "confdefs.h"
 
 #include <kerberosIV/krb.h>
@@ -4100,7 +4149,7 @@ des_debug = 1;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4104: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4153: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_var_des_debug=yes
 else
@@ -4133,17 +4182,17 @@ if test $ol_with_kerberos = auto -o $ol_with_kerberos = k4 ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4137: checking for $ac_hdr" >&5
+echo "configure:4186: 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 4142 "configure"
+#line 4191 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4147: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4196: \"$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*
@@ -4172,7 +4221,7 @@ done
 
 	if test $ac_cv_header_krb_h = yes ; then
 		echo $ac_n "checking for main in -lkrb""... $ac_c" 1>&6
-echo "configure:4176: checking for main in -lkrb" >&5
+echo "configure:4225: checking for main in -lkrb" >&5
 ac_lib_var=`echo krb'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4180,14 +4229,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lkrb -ldes $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4184 "configure"
+#line 4233 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:4191: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4240: \"$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
@@ -4232,17 +4281,17 @@ if test $ol_with_tls != no ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4236: checking for $ac_hdr" >&5
+echo "configure:4285: 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 4241 "configure"
+#line 4290 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4246: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4295: \"$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*
@@ -4271,7 +4320,7 @@ done
 	
 	if test $ac_cv_header_ssl_h = yes ; then
 		echo $ac_n "checking for SSLeay_add_ssl_algorithms in -lssl""... $ac_c" 1>&6
-echo "configure:4275: checking for SSLeay_add_ssl_algorithms in -lssl" >&5
+echo "configure:4324: checking for SSLeay_add_ssl_algorithms in -lssl" >&5
 ac_lib_var=`echo ssl'_'SSLeay_add_ssl_algorithms | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4279,7 +4328,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lssl -lcrypto $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4283 "configure"
+#line 4332 "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
@@ -4290,7 +4339,7 @@ int main() {
 SSLeay_add_ssl_algorithms()
 ; return 0; }
 EOF
-if { (eval echo configure:4294: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4343: \"$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
@@ -4315,7 +4364,7 @@ fi
 			
 		if test $have_ssleay = no ; then
 			echo $ac_n "checking for ssl3_accept in -lssl""... $ac_c" 1>&6
-echo "configure:4319: checking for ssl3_accept in -lssl" >&5
+echo "configure:4368: checking for ssl3_accept in -lssl" >&5
 ac_lib_var=`echo ssl'_'ssl3_accept | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4323,7 +4372,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lssl -lcrypto -lRSAglue -lrsaref $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4327 "configure"
+#line 4376 "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
@@ -4334,7 +4383,7 @@ int main() {
 ssl3_accept()
 ; return 0; }
 EOF
-if { (eval echo configure:4338: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4387: \"$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
@@ -4394,12 +4443,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4398: checking for $ac_func" >&5
+echo "configure:4447: 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 4403 "configure"
+#line 4452 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4422,7 +4471,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4426: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4475: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4451,19 +4500,19 @@ if test "$ac_cv_func_ctime_r" = no ; then
 	ol_cv_func_ctime_r_nargs=0
 else
 	echo $ac_n "checking number of arguments of ctime_r""... $ac_c" 1>&6
-echo "configure:4455: checking number of arguments of ctime_r" >&5
+echo "configure:4504: checking number of arguments of ctime_r" >&5
 if eval "test \"`echo '$''{'ol_cv_func_ctime_r_nargs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4460 "configure"
+#line 4509 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 time_t ti; char *buffer; ctime_r(&ti,buffer,32);
 ; return 0; }
 EOF
-if { (eval echo configure:4467: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4516: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_ctime_r_nargs=3
 else
@@ -4471,14 +4520,14 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 4475 "configure"
+#line 4524 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 time_t ti; char *buffer; ctime_r(&ti,buffer);
 ; return 0; }
 EOF
-if { (eval echo configure:4482: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4531: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_ctime_r_nargs=2
 else
@@ -4504,12 +4553,12 @@ fi
 
 if test "$ac_cv_func_gethostbyname_r" = yes ; then
  	echo $ac_n "checking number of arguments of gethostbyname_r""... $ac_c" 1>&6
-echo "configure:4508: checking number of arguments of gethostbyname_r" >&5
+echo "configure:4557: checking number of arguments of gethostbyname_r" >&5
 if eval "test \"`echo '$''{'ol_cv_func_gethostbyname_r_nargs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4513 "configure"
+#line 4562 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -4523,7 +4572,7 @@ struct hostent hent; char buffer[BUFSIZE];
 			buffer, bufsize, &h_errno);
 ; return 0; }
 EOF
-if { (eval echo configure:4527: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4576: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_gethostbyname_r_nargs=5
 else
@@ -4531,7 +4580,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 4535 "configure"
+#line 4584 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -4546,7 +4595,7 @@ struct hostent hent;struct hostent *rhent;
 				&rhent, &h_errno);
 ; return 0; }
 EOF
-if { (eval echo configure:4550: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4599: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_gethostbyname_r_nargs=6
 else
@@ -4574,12 +4623,12 @@ fi
  
 if test "$ac_cv_func_gethostbyaddr_r" = yes ; then
  	echo $ac_n "checking number of arguments of gethostbyaddr_r""... $ac_c" 1>&6
-echo "configure:4578: checking number of arguments of gethostbyaddr_r" >&5
+echo "configure:4627: checking number of arguments of gethostbyaddr_r" >&5
 if eval "test \"`echo '$''{'ol_cv_func_gethostbyaddr_r_nargs'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4583 "configure"
+#line 4632 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -4595,7 +4644,7 @@ struct hostent hent; char buffer[BUFSIZE];
 			alen, AF_INET, &hent, buffer, bufsize, &h_errno);
 ; return 0; }
 EOF
-if { (eval echo configure:4599: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4648: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_gethostbyaddr_r_nargs=7
 else
@@ -4603,7 +4652,7 @@ else
   cat conftest.$ac_ext >&5
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 4607 "configure"
+#line 4656 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/socket.h>
@@ -4621,7 +4670,7 @@ struct hostent hent;
 				&rhent, &h_errno);
 ; return 0; }
 EOF
-if { (eval echo configure:4625: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4674: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_func_gethostbyaddr_r_nargs=8
 else
@@ -4672,17 +4721,17 @@ 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:4676: checking for $ac_hdr" >&5
+echo "configure:4725: 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 4681 "configure"
+#line 4730 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4686: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4735: \"$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*
@@ -4711,13 +4760,13 @@ done
 
 	if test $ac_cv_header_pthread_h = yes ; then
 		echo $ac_n "checking POSIX thread version""... $ac_c" 1>&6
-echo "configure:4715: checking POSIX thread version" >&5
+echo "configure:4764: checking POSIX thread version" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_version'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 4721 "configure"
+#line 4770 "configure"
 #include "confdefs.h"
 
 #		include <pthread.h>
@@ -4739,7 +4788,7 @@ rm -f conftest*
 
 
 	cat > conftest.$ac_ext <<EOF
-#line 4743 "configure"
+#line 4792 "configure"
 #include "confdefs.h"
 
 #		include <pthread.h>
@@ -4792,12 +4841,12 @@ EOF
 
 		
 	echo $ac_n "checking for LinuxThreads pthread.h""... $ac_c" 1>&6
-echo "configure:4796: checking for LinuxThreads pthread.h" >&5
+echo "configure:4845: checking for LinuxThreads pthread.h" >&5
 if eval "test \"`echo '$''{'ol_cv_header_linux_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4801 "configure"
+#line 4850 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 EOF
@@ -4825,7 +4874,7 @@ EOF
 
 																																																														
 				echo $ac_n "checking for pthread_create in default libraries""... $ac_c" 1>&6
-echo "configure:4829: checking for pthread_create in default libraries" >&5
+echo "configure:4878: checking for pthread_create in default libraries" >&5
 		if eval "test \"`echo '$''{'ol_cv_pthread_create'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4834,7 +4883,7 @@ else
   			ol_cv_pthread_create=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 4838 "configure"
+#line 4887 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -4877,7 +4926,7 @@ int main(argc, argv)
 }
 
 EOF
-if { (eval echo configure:4881: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4930: \"$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
@@ -4902,7 +4951,7 @@ fi
 	if test "$ol_link_threads" = no ; then
 		# try -mt
 		echo $ac_n "checking for pthread link with -mt""... $ac_c" 1>&6
-echo "configure:4906: checking for pthread link with -mt" >&5
+echo "configure:4955: checking for pthread link with -mt" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_mt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4912,7 +4961,7 @@ else
 			LIBS="-mt $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 4916 "configure"
+#line 4965 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -4937,7 +4986,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4941: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4990: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_mt=yes
 else
@@ -4965,7 +5014,7 @@ echo "$ac_t""$ol_cv_pthread_mt" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -kthread
 		echo $ac_n "checking for pthread link with -kthread""... $ac_c" 1>&6
-echo "configure:4969: checking for pthread link with -kthread" >&5
+echo "configure:5018: checking for pthread link with -kthread" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_kthread'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4975,7 +5024,7 @@ else
 			LIBS="-kthread $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 4979 "configure"
+#line 5028 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5000,7 +5049,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5004: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5053: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_kthread=yes
 else
@@ -5028,7 +5077,7 @@ echo "$ac_t""$ol_cv_pthread_kthread" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -pthread
 		echo $ac_n "checking for pthread link with -pthread""... $ac_c" 1>&6
-echo "configure:5032: checking for pthread link with -pthread" >&5
+echo "configure:5081: checking for pthread link with -pthread" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_pthread'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5038,7 +5087,7 @@ else
 			LIBS="-pthread $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5042 "configure"
+#line 5091 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5063,7 +5112,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5067: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5116: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_pthread=yes
 else
@@ -5091,7 +5140,7 @@ echo "$ac_t""$ol_cv_pthread_pthread" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -pthreads
 		echo $ac_n "checking for pthread link with -pthreads""... $ac_c" 1>&6
-echo "configure:5095: checking for pthread link with -pthreads" >&5
+echo "configure:5144: checking for pthread link with -pthreads" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_pthreads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5101,7 +5150,7 @@ else
 			LIBS="-pthreads $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5105 "configure"
+#line 5154 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5126,7 +5175,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5130: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5179: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_pthreads=yes
 else
@@ -5154,7 +5203,7 @@ echo "$ac_t""$ol_cv_pthread_pthreads" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -thread
 		echo $ac_n "checking for pthread link with -thread""... $ac_c" 1>&6
-echo "configure:5158: checking for pthread link with -thread" >&5
+echo "configure:5207: checking for pthread link with -thread" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_thread'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5164,7 +5213,7 @@ else
 			LIBS="-thread $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5168 "configure"
+#line 5217 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5189,7 +5238,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5193: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5242: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_thread=yes
 else
@@ -5218,7 +5267,7 @@ echo "$ac_t""$ol_cv_pthread_thread" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lpthread -lmach -lexc -lc_r
 		echo $ac_n "checking for pthread link with -lpthread -lmach -lexc -lc_r""... $ac_c" 1>&6
-echo "configure:5222: checking for pthread link with -lpthread -lmach -lexc -lc_r" >&5
+echo "configure:5271: checking for pthread link with -lpthread -lmach -lexc -lc_r" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lpthread_lmach_lexc_lc_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5228,7 +5277,7 @@ else
 			LIBS="-lpthread -lmach -lexc -lc_r $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5232 "configure"
+#line 5281 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5253,7 +5302,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5257: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5306: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lpthread_lmach_lexc_lc_r=yes
 else
@@ -5281,7 +5330,7 @@ echo "$ac_t""$ol_cv_pthread_lpthread_lmach_lexc_lc_r" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lpthread -lmach -lexc
 		echo $ac_n "checking for pthread link with -lpthread -lmach -lexc""... $ac_c" 1>&6
-echo "configure:5285: checking for pthread link with -lpthread -lmach -lexc" >&5
+echo "configure:5334: checking for pthread link with -lpthread -lmach -lexc" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lpthread_lmach_lexc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5291,7 +5340,7 @@ else
 			LIBS="-lpthread -lmach -lexc $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5295 "configure"
+#line 5344 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5316,7 +5365,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5320: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5369: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lpthread_lmach_lexc=yes
 else
@@ -5345,7 +5394,7 @@ echo "$ac_t""$ol_cv_pthread_lpthread_lmach_lexc" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lpthread -Wl,-woff,85
 		echo $ac_n "checking for pthread link with -lpthread -Wl,-woff,85""... $ac_c" 1>&6
-echo "configure:5349: checking for pthread link with -lpthread -Wl,-woff,85" >&5
+echo "configure:5398: checking for pthread link with -lpthread -Wl,-woff,85" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lib_lpthread_woff'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5355,7 +5404,7 @@ else
 			LIBS="-lpthread -Wl,-woff,85 $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5359 "configure"
+#line 5408 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5380,7 +5429,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5384: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5433: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lib_lpthread_woff=yes
 else
@@ -5409,7 +5458,7 @@ echo "$ac_t""$ol_cv_pthread_lib_lpthread_woff" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lpthread
 		echo $ac_n "checking for pthread link with -lpthread""... $ac_c" 1>&6
-echo "configure:5413: checking for pthread link with -lpthread" >&5
+echo "configure:5462: checking for pthread link with -lpthread" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lpthread'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5419,7 +5468,7 @@ else
 			LIBS="-lpthread $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5423 "configure"
+#line 5472 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5444,7 +5493,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5448: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5497: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lpthread=yes
 else
@@ -5472,7 +5521,7 @@ echo "$ac_t""$ol_cv_pthread_lpthread" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lc_r
 		echo $ac_n "checking for pthread link with -lc_r""... $ac_c" 1>&6
-echo "configure:5476: checking for pthread link with -lc_r" >&5
+echo "configure:5525: checking for pthread link with -lc_r" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lc_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5482,7 +5531,7 @@ else
 			LIBS="-lc_r $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5486 "configure"
+#line 5535 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5507,7 +5556,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5511: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5560: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lc_r=yes
 else
@@ -5536,7 +5585,7 @@ echo "$ac_t""$ol_cv_pthread_lc_r" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -threads
 		echo $ac_n "checking for pthread link with -threads""... $ac_c" 1>&6
-echo "configure:5540: checking for pthread link with -threads" >&5
+echo "configure:5589: checking for pthread link with -threads" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5546,7 +5595,7 @@ else
 			LIBS="-threads $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5550 "configure"
+#line 5599 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5571,7 +5620,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5575: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5624: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_threads=yes
 else
@@ -5600,7 +5649,7 @@ echo "$ac_t""$ol_cv_pthread_threads" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lpthreads -lmach -lexc -lc_r
 		echo $ac_n "checking for pthread link with -lpthreads -lmach -lexc -lc_r""... $ac_c" 1>&6
-echo "configure:5604: checking for pthread link with -lpthreads -lmach -lexc -lc_r" >&5
+echo "configure:5653: checking for pthread link with -lpthreads -lmach -lexc -lc_r" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lpthreads_lmach_lexc_lc_r'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5610,7 +5659,7 @@ else
 			LIBS="-lpthreads -lmach -lexc -lc_r $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5614 "configure"
+#line 5663 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5635,7 +5684,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5639: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5688: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lpthreads_lmach_lexc_lc_r=yes
 else
@@ -5663,7 +5712,7 @@ echo "$ac_t""$ol_cv_pthread_lpthreads_lmach_lexc_lc_r" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lpthreads -lmach -lexc
 		echo $ac_n "checking for pthread link with -lpthreads -lmach -lexc""... $ac_c" 1>&6
-echo "configure:5667: checking for pthread link with -lpthreads -lmach -lexc" >&5
+echo "configure:5716: checking for pthread link with -lpthreads -lmach -lexc" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lpthreads_lmach_lexc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5673,7 +5722,7 @@ else
 			LIBS="-lpthreads -lmach -lexc $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5677 "configure"
+#line 5726 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5698,7 +5747,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5702: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5751: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lpthreads_lmach_lexc=yes
 else
@@ -5726,7 +5775,7 @@ echo "$ac_t""$ol_cv_pthread_lpthreads_lmach_lexc" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lpthreads -lexc
 		echo $ac_n "checking for pthread link with -lpthreads -lexc""... $ac_c" 1>&6
-echo "configure:5730: checking for pthread link with -lpthreads -lexc" >&5
+echo "configure:5779: checking for pthread link with -lpthreads -lexc" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lpthreads_lexc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5736,7 +5785,7 @@ else
 			LIBS="-lpthreads -lexc $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5740 "configure"
+#line 5789 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5761,7 +5810,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5765: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5814: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lpthreads_lexc=yes
 else
@@ -5790,7 +5839,7 @@ echo "$ac_t""$ol_cv_pthread_lpthreads_lexc" 1>&6
 	if test "$ol_link_threads" = no ; then
 		# try -lpthreads
 		echo $ac_n "checking for pthread link with -lpthreads""... $ac_c" 1>&6
-echo "configure:5794: checking for pthread link with -lpthreads" >&5
+echo "configure:5843: checking for pthread link with -lpthreads" >&5
 if eval "test \"`echo '$''{'ol_cv_pthread_lib_lpthreads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5800,7 +5849,7 @@ else
 			LIBS="-lpthreads $LIBS"
 
 			cat > conftest.$ac_ext <<EOF
-#line 5804 "configure"
+#line 5853 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -5825,7 +5874,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5829: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5878: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ol_cv_pthread_lib_lpthreads=yes
 else
@@ -5865,12 +5914,12 @@ EOF
 												for ac_func in sched_yield pthread_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5869: checking for $ac_func" >&5
+echo "configure:5918: 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 5874 "configure"
+#line 5923 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5893,7 +5942,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5897: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5946: \"$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
@@ -5921,7 +5970,7 @@ 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""... $ac_c" 1>&6
-echo "configure:5925: checking for sched_yield in -lrt" >&5
+echo "configure:5974: checking for sched_yield in -lrt" >&5
 ac_lib_var=`echo rt'_'sched_yield | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5929,7 +5978,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lrt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5933 "configure"
+#line 5982 "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
@@ -5940,7 +5989,7 @@ int main() {
 sched_yield()
 ; return 0; }
 EOF
-if { (eval echo configure:5944: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5993: \"$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
@@ -5972,12 +6021,12 @@ fi
 												for ac_func in thr_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5976: checking for $ac_func" >&5
+echo "configure:6025: 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 5981 "configure"
+#line 6030 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6000,7 +6049,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6004: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6053: \"$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
@@ -6034,12 +6083,12 @@ done
 						for ac_func in pthread_kill
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6038: checking for $ac_func" >&5
+echo "configure:6087: 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 6043 "configure"
+#line 6092 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6062,7 +6111,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6066: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6115: \"$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
@@ -6088,13 +6137,13 @@ done
 
 
 									echo $ac_n "checking for pthread_detach with <pthread.h>""... $ac_c" 1>&6
-echo "configure:6092: checking for pthread_detach with <pthread.h>" >&5
+echo "configure:6141: checking for pthread_detach with <pthread.h>" >&5
 if eval "test \"`echo '$''{'ol_cv_func_pthread_detach'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 								cat > conftest.$ac_ext <<EOF
-#line 6098 "configure"
+#line 6147 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -6106,7 +6155,7 @@ int main() {
 pthread_detach(NULL);
 ; return 0; }
 EOF
-if { (eval echo configure:6110: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6159: \"$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
@@ -6138,12 +6187,12 @@ EOF
 			
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6142: checking for $ac_func" >&5
+echo "configure:6191: 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 6147 "configure"
+#line 6196 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6166,7 +6215,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6170: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6219: \"$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
@@ -6193,12 +6242,12 @@ done
 
 			
 	echo $ac_n "checking for pthread_kill_other_threads_np""... $ac_c" 1>&6
-echo "configure:6197: checking for pthread_kill_other_threads_np" >&5
+echo "configure:6246: checking for pthread_kill_other_threads_np" >&5
 if eval "test \"`echo '$''{'ac_cv_func_pthread_kill_other_threads_np'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6202 "configure"
+#line 6251 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char pthread_kill_other_threads_np(); below.  */
@@ -6221,7 +6270,7 @@ pthread_kill_other_threads_np();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6225: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6274: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_pthread_kill_other_threads_np=yes"
 else
@@ -6241,7 +6290,7 @@ else
 fi
 
 	echo $ac_n "checking for LinuxThreads implementation""... $ac_c" 1>&6
-echo "configure:6245: checking for LinuxThreads implementation" >&5
+echo "configure:6294: checking for LinuxThreads implementation" >&5
 if eval "test \"`echo '$''{'ol_cv_sys_linux_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6254,7 +6303,7 @@ echo "$ac_t""$ol_cv_sys_linux_threads" 1>&6
 	
 	
 	echo $ac_n "checking for LinuxThreads consistency""... $ac_c" 1>&6
-echo "configure:6258: checking for LinuxThreads consistency" >&5
+echo "configure:6307: checking for LinuxThreads consistency" >&5
 if eval "test \"`echo '$''{'ol_cv_linux_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6279,7 +6328,7 @@ echo "$ac_t""$ol_cv_linux_threads" 1>&6
 			fi
 
 			echo $ac_n "checking if pthread_create() works""... $ac_c" 1>&6
-echo "configure:6283: checking if pthread_create() works" >&5
+echo "configure:6332: checking if pthread_create() works" >&5
 			if eval "test \"`echo '$''{'ol_cv_pthread_create_works'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6288,7 +6337,7 @@ else
   				ol_cv_pthread_create_works=yes
 else
   cat > conftest.$ac_ext <<EOF
-#line 6292 "configure"
+#line 6341 "configure"
 #include "confdefs.h"
 
 #include <pthread.h>
@@ -6315,7 +6364,7 @@ int main(argc, argv)
 }
 
 EOF
-if { (eval echo configure:6319: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6368: \"$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
@@ -6337,7 +6386,7 @@ fi
 
 						if test $ol_with_yielding_select = auto ; then
 				echo $ac_n "checking if select yields when using pthreads""... $ac_c" 1>&6
-echo "configure:6341: checking if select yields when using pthreads" >&5
+echo "configure:6390: checking if select yields when using pthreads" >&5
 				if eval "test \"`echo '$''{'ol_cv_pthread_select_yields'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6347,7 +6396,7 @@ else
 				{ echo "configure: error: crossing compiling: use --with-yielding_select=yes|no|manual" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 6351 "configure"
+#line 6400 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -6423,7 +6472,7 @@ int main(argc, argv)
 	exit(2);
 }
 EOF
-if { (eval echo configure:6427: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6476: \"$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
@@ -6463,17 +6512,17 @@ 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:6467: checking for $ac_hdr" >&5
+echo "configure:6516: 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 6472 "configure"
+#line 6521 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6477: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6526: \"$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*
@@ -6503,12 +6552,12 @@ done
 		ol_with_threads=found
 
 				echo $ac_n "checking for cthread_fork""... $ac_c" 1>&6
-echo "configure:6507: checking for cthread_fork" >&5
+echo "configure:6556: checking for cthread_fork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cthread_fork'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6512 "configure"
+#line 6561 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cthread_fork(); below.  */
@@ -6531,7 +6580,7 @@ cthread_fork();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6535: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6584: \"$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
@@ -6553,7 +6602,7 @@ fi
 
 		if test $ol_link_threads = no ; then
 									echo $ac_n "checking for cthread_fork with -all_load""... $ac_c" 1>&6
-echo "configure:6557: checking for cthread_fork with -all_load" >&5
+echo "configure:6606: checking for cthread_fork with -all_load" >&5
 if eval "test \"`echo '$''{'ol_cv_cthread_all_load'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6561,7 +6610,7 @@ else
 								save_LIBS="$LIBS"
 				LIBS="-all_load $LIBS"
 				cat > conftest.$ac_ext <<EOF
-#line 6565 "configure"
+#line 6614 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 int main() {
@@ -6570,7 +6619,7 @@ int main() {
 					
 ; return 0; }
 EOF
-if { (eval echo configure:6574: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6623: \"$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
@@ -6615,17 +6664,17 @@ 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:6619: checking for $ac_hdr" >&5
+echo "configure:6668: 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 6624 "configure"
+#line 6673 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6629: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6678: \"$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*
@@ -6653,7 +6702,7 @@ 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""... $ac_c" 1>&6
-echo "configure:6657: checking for thr_create in -lthread" >&5
+echo "configure:6706: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6661,7 +6710,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6665 "configure"
+#line 6714 "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
@@ -6672,7 +6721,7 @@ int main() {
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:6676: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6725: \"$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
@@ -6712,12 +6761,12 @@ EOF
 			
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6716: checking for $ac_func" >&5
+echo "configure:6765: 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 6721 "configure"
+#line 6770 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6740,7 +6789,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6744: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6793: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6771,17 +6820,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:6775: checking for $ac_hdr" >&5
+echo "configure:6824: 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 6780 "configure"
+#line 6829 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6785: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6834: \"$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*
@@ -6809,7 +6858,7 @@ done
 
 	if test $ac_cv_header_lwp_lwp_h = yes ; then
 		echo $ac_n "checking for lwp_create in -llwp""... $ac_c" 1>&6
-echo "configure:6813: checking for lwp_create in -llwp" >&5
+echo "configure:6862: checking for lwp_create in -llwp" >&5
 ac_lib_var=`echo lwp'_'lwp_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6817,7 +6866,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-llwp  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6821 "configure"
+#line 6870 "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
@@ -6828,7 +6877,7 @@ int main() {
 lwp_create()
 ; return 0; }
 EOF
-if { (eval echo configure:6832: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6881: \"$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
@@ -6881,17 +6930,17 @@ 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:6885: checking for $ac_hdr" >&5
+echo "configure:6934: 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 6890 "configure"
+#line 6939 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6895: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6944: \"$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*
@@ -6920,12 +6969,12 @@ done
 	for ac_func in sched_yield pthread_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6924: checking for $ac_func" >&5
+echo "configure:6973: 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 6929 "configure"
+#line 6978 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6948,7 +6997,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6952: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7001: \"$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
@@ -6974,12 +7023,12 @@ done
 
 	
 	echo $ac_n "checking for LinuxThreads pthread.h""... $ac_c" 1>&6
-echo "configure:6978: checking for LinuxThreads pthread.h" >&5
+echo "configure:7027: checking for LinuxThreads pthread.h" >&5
 if eval "test \"`echo '$''{'ol_cv_header_linux_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6983 "configure"
+#line 7032 "configure"
 #include "confdefs.h"
 #include <pthread.h>
 EOF
@@ -7009,17 +7058,17 @@ EOF
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7013: checking for $ac_hdr" >&5
+echo "configure:7062: 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 7018 "configure"
+#line 7067 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7023: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7072: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -7049,17 +7098,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7053: checking for $ac_hdr" >&5
+echo "configure:7102: 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 7058 "configure"
+#line 7107 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7063: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7112: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -7089,17 +7138,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7093: checking for $ac_hdr" >&5
+echo "configure:7142: 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 7098 "configure"
+#line 7147 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7103: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7152: \"$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*
@@ -7154,20 +7203,20 @@ EOF
 
 
 			echo $ac_n "checking for thread specific errno""... $ac_c" 1>&6
-echo "configure:7158: checking for thread specific errno" >&5
+echo "configure:7207: checking for thread specific errno" >&5
 if eval "test \"`echo '$''{'ol_cv_errno_thread_specific'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 7164 "configure"
+#line 7213 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 errno = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:7171: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7220: \"$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
@@ -7217,13 +7266,13 @@ 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""... $ac_c" 1>&6
-echo "configure:7221: checking for DB2 library" >&5
+echo "configure:7270: checking for DB2 library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:7227: checking for db_open in -ldb" >&5
+echo "configure:7276: checking for db_open in -ldb" >&5
 ac_lib_var=`echo db'_'db_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7231,7 +7280,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7235 "configure"
+#line 7284 "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
@@ -7242,7 +7291,7 @@ int main() {
 db_open()
 ; return 0; }
 EOF
-if { (eval echo configure:7246: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7295: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7273,17 +7322,17 @@ for ac_hdr in db.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7277: checking for $ac_hdr" >&5
+echo "configure:7326: 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 7282 "configure"
+#line 7331 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7287: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7336: \"$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*
@@ -7311,13 +7360,13 @@ done
 
 if test $ac_cv_header_db_h = yes ; then
 	echo $ac_n "checking if db.h is DB2""... $ac_c" 1>&6
-echo "configure:7315: checking if db.h is DB2" >&5
+echo "configure:7364: checking if db.h is DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_header_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 7321 "configure"
+#line 7370 "configure"
 #include "confdefs.h"
 
 #			include <db.h>
@@ -7349,7 +7398,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB2""... $ac_c" 1>&6
-echo "configure:7353: checking for Berkeley DB2" >&5
+echo "configure:7402: checking for Berkeley DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7400,7 +7449,7 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db ; then
 	echo $ac_n "checking for Berkeley DB library""... $ac_c" 1>&6
-echo "configure:7404: checking for Berkeley DB library" >&5
+echo "configure:7453: checking for Berkeley DB library" >&5
 if eval "test \"`echo '$''{'ol_cv_lib_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7409,17 +7458,17 @@ else
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7413: checking for $ac_hdr" >&5
+echo "configure:7462: 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 7418 "configure"
+#line 7467 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7423: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7472: \"$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*
@@ -7447,12 +7496,12 @@ done
 
 	ol_LIBS="$LIBS"
 	echo $ac_n "checking for dbopen""... $ac_c" 1>&6
-echo "configure:7451: checking for dbopen" >&5
+echo "configure:7500: checking for dbopen" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7456 "configure"
+#line 7505 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbopen(); below.  */
@@ -7475,7 +7524,7 @@ dbopen();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7479: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7528: \"$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
@@ -7494,7 +7543,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for dbopen in -ldb1""... $ac_c" 1>&6
-echo "configure:7498: checking for dbopen in -ldb1" >&5
+echo "configure:7547: checking for dbopen in -ldb1" >&5
 ac_lib_var=`echo db1'_'dbopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7502,7 +7551,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb1  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7506 "configure"
+#line 7555 "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
@@ -7513,7 +7562,7 @@ int main() {
 dbopen()
 ; return 0; }
 EOF
-if { (eval echo configure:7517: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7566: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7533,7 +7582,7 @@ else
   echo "$ac_t""no" 1>&6
 
 			echo $ac_n "checking for dbopen in -ldb""... $ac_c" 1>&6
-echo "configure:7537: checking for dbopen in -ldb" >&5
+echo "configure:7586: checking for dbopen in -ldb" >&5
 ac_lib_var=`echo db'_'dbopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7541,7 +7590,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7545 "configure"
+#line 7594 "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
@@ -7552,7 +7601,7 @@ int main() {
 dbopen()
 ; return 0; }
 EOF
-if { (eval echo configure:7556: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7605: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7590,17 +7639,17 @@ for ac_hdr in db_185.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7594: checking for $ac_hdr" >&5
+echo "configure:7643: 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 7599 "configure"
+#line 7648 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7604: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7653: \"$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*
@@ -7636,7 +7685,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB""... $ac_c" 1>&6
-echo "configure:7640: checking for Berkeley DB" >&5
+echo "configure:7689: checking for Berkeley DB" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7689,17 +7738,17 @@ 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:7693: checking for $ac_hdr" >&5
+echo "configure:7742: 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 7698 "configure"
+#line 7747 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7703: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7752: \"$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*
@@ -7734,18 +7783,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = mdbm ; then
 	echo $ac_n "checking for MDBM library""... $ac_c" 1>&6
-echo "configure:7738: checking for MDBM library" >&5
+echo "configure:7787: checking for MDBM library" >&5
 if eval "test \"`echo '$''{'ol_cv_lib_mdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   	ol_LIBS="$LIBS"
 	echo $ac_n "checking for mdbm_set_chain""... $ac_c" 1>&6
-echo "configure:7744: checking for mdbm_set_chain" >&5
+echo "configure:7793: checking for mdbm_set_chain" >&5
 if eval "test \"`echo '$''{'ac_cv_func_mdbm_set_chain'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7749 "configure"
+#line 7798 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char mdbm_set_chain(); below.  */
@@ -7768,7 +7817,7 @@ mdbm_set_chain();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7772: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7821: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_mdbm_set_chain=yes"
 else
@@ -7787,7 +7836,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for mdbm_set_chain in -lmdbm""... $ac_c" 1>&6
-echo "configure:7791: checking for mdbm_set_chain in -lmdbm" >&5
+echo "configure:7840: checking for mdbm_set_chain in -lmdbm" >&5
 ac_lib_var=`echo mdbm'_'mdbm_set_chain | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7795,7 +7844,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lmdbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7799 "configure"
+#line 7848 "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
@@ -7806,7 +7855,7 @@ int main() {
 mdbm_set_chain()
 ; return 0; }
 EOF
-if { (eval echo configure:7810: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7859: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7841,17 +7890,17 @@ echo "$ac_t""$ol_cv_lib_mdbm" 1>&6
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7845: checking for $ac_hdr" >&5
+echo "configure:7894: 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 7850 "configure"
+#line 7899 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7855: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7904: \"$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*
@@ -7878,7 +7927,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:7882: checking for db" >&5
+echo "configure:7931: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_mdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7911,18 +7960,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = gdbm ; then
 	echo $ac_n "checking for GDBM library""... $ac_c" 1>&6
-echo "configure:7915: checking for GDBM library" >&5
+echo "configure:7964: checking for GDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:7921: checking for gdbm_open" >&5
+echo "configure:7970: checking for gdbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gdbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7926 "configure"
+#line 7975 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gdbm_open(); below.  */
@@ -7945,7 +7994,7 @@ gdbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7949: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7998: \"$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
@@ -7964,7 +8013,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for gdbm_open in -lgdbm""... $ac_c" 1>&6
-echo "configure:7968: checking for gdbm_open in -lgdbm" >&5
+echo "configure:8017: checking for gdbm_open in -lgdbm" >&5
 ac_lib_var=`echo gdbm'_'gdbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7972,7 +8021,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgdbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7976 "configure"
+#line 8025 "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
@@ -7983,7 +8032,7 @@ int main() {
 gdbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:7987: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8036: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -8018,17 +8067,17 @@ echo "$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:8022: checking for $ac_hdr" >&5
+echo "configure:8071: 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 8027 "configure"
+#line 8076 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8032: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8081: \"$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*
@@ -8055,7 +8104,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:8059: checking for db" >&5
+echo "configure:8108: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_gdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8091,18 +8140,18 @@ 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""... $ac_c" 1>&6
-echo "configure:8095: checking for NDBM library" >&5
+echo "configure:8144: checking for NDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:8101: checking for dbm_open" >&5
+echo "configure:8150: checking for dbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8106 "configure"
+#line 8155 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbm_open(); below.  */
@@ -8125,7 +8174,7 @@ dbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8129: \"$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_func_dbm_open=yes"
 else
@@ -8144,7 +8193,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for dbm_open in -lndbm""... $ac_c" 1>&6
-echo "configure:8148: checking for dbm_open in -lndbm" >&5
+echo "configure:8197: checking for dbm_open in -lndbm" >&5
 ac_lib_var=`echo ndbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8152,7 +8201,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lndbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8156 "configure"
+#line 8205 "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
@@ -8163,7 +8212,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:8167: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8216: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -8183,7 +8232,7 @@ else
   echo "$ac_t""no" 1>&6
 
 			echo $ac_n "checking for dbm_open in -ldbm""... $ac_c" 1>&6
-echo "configure:8187: checking for dbm_open in -ldbm" >&5
+echo "configure:8236: checking for dbm_open in -ldbm" >&5
 ac_lib_var=`echo dbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8191,7 +8240,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8195 "configure"
+#line 8244 "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
@@ -8202,7 +8251,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:8206: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8255: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -8239,17 +8288,17 @@ echo "$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:8243: checking for $ac_hdr" >&5
+echo "configure:8292: 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 8248 "configure"
+#line 8297 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8253: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8302: \"$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*
@@ -8276,7 +8325,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:8280: checking for db" >&5
+echo "configure:8329: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_ndbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -8323,17 +8372,17 @@ 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:8327: checking for $ac_hdr" >&5
+echo "configure:8376: 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 8332 "configure"
+#line 8381 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8337: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8386: \"$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*
@@ -8364,7 +8413,7 @@ done
 		have_wrappers=no
 	else
 		echo $ac_n "checking for main in -lwrap""... $ac_c" 1>&6
-echo "configure:8368: checking for main in -lwrap" >&5
+echo "configure:8417: checking for main in -lwrap" >&5
 ac_lib_var=`echo wrap'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8372,14 +8421,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lwrap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8376 "configure"
+#line 8425 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:8383: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8432: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -8410,7 +8459,7 @@ EOF
 		SLAPD_LIBS="$SLAPD_LIBS -lwrap"
 
 						echo $ac_n "checking for main in -lnsl""... $ac_c" 1>&6
-echo "configure:8414: checking for main in -lnsl" >&5
+echo "configure:8463: checking for main in -lnsl" >&5
 ac_lib_var=`echo nsl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8418,14 +8467,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8422 "configure"
+#line 8471 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:8429: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8478: \"$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
@@ -8465,12 +8514,12 @@ fi
 
 if test $ol_enable_syslog != no ; then
 	echo $ac_n "checking for openlog""... $ac_c" 1>&6
-echo "configure:8469: checking for openlog" >&5
+echo "configure:8518: checking for openlog" >&5
 if eval "test \"`echo '$''{'ac_cv_func_openlog'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 8474 "configure"
+#line 8523 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char openlog(); below.  */
@@ -8493,7 +8542,7 @@ openlog();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8497: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8546: \"$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
@@ -8523,17 +8572,17 @@ 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:8527: checking for $ac_hdr" >&5
+echo "configure:8576: 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 8532 "configure"
+#line 8581 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8537: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8586: \"$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*
@@ -8560,7 +8609,7 @@ fi
 done
 
 	echo $ac_n "checking for dmalloc_shutdown in -ldmalloc""... $ac_c" 1>&6
-echo "configure:8564: checking for dmalloc_shutdown in -ldmalloc" >&5
+echo "configure:8613: checking for dmalloc_shutdown in -ldmalloc" >&5
 ac_lib_var=`echo dmalloc'_'dmalloc_shutdown | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8568,7 +8617,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldmalloc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8572 "configure"
+#line 8621 "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
@@ -8579,7 +8628,7 @@ int main() {
 dmalloc_shutdown()
 ; return 0; }
 EOF
-if { (eval echo configure:8583: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8632: \"$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
@@ -8613,17 +8662,17 @@ 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:8617: checking for $ac_hdr" >&5
+echo "configure:8666: 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 8622 "configure"
+#line 8671 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8627: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8676: \"$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*
@@ -8654,7 +8703,7 @@ done
 		have_tcl=no
 	else
 		echo $ac_n "checking for main in -ltcl""... $ac_c" 1>&6
-echo "configure:8658: checking for main in -ltcl" >&5
+echo "configure:8707: checking for main in -ltcl" >&5
 ac_lib_var=`echo tcl'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8662,14 +8711,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltcl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8666 "configure"
+#line 8715 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:8673: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8722: \"$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
@@ -8693,7 +8742,7 @@ fi
 
 		if test $have_tcl != yes; then
 			echo $ac_n "checking for main in -ltcl7.6""... $ac_c" 1>&6
-echo "configure:8697: checking for main in -ltcl7.6" >&5
+echo "configure:8746: checking for main in -ltcl7.6" >&5
 ac_lib_var=`echo tcl7.6'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8701,14 +8750,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltcl7.6  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8705 "configure"
+#line 8754 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:8712: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8761: \"$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
@@ -8733,7 +8782,7 @@ fi
 
 		if test $have_tcl != yes; then
 			echo $ac_n "checking for main in -ltcl8.0""... $ac_c" 1>&6
-echo "configure:8737: checking for main in -ltcl8.0" >&5
+echo "configure:8786: checking for main in -ltcl8.0" >&5
 ac_lib_var=`echo tcl8.0'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8741,14 +8790,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltcl8.0  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8745 "configure"
+#line 8794 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:8752: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8801: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -8788,17 +8837,17 @@ for ac_hdr in termcap.h ncurses.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:8792: checking for $ac_hdr" >&5
+echo "configure:8841: 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 8797 "configure"
+#line 8846 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8802: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:8851: \"$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*
@@ -8827,7 +8876,7 @@ done
 
 if test $ol_link_termcap = no ; then
 	echo $ac_n "checking for tputs in -ltermcap""... $ac_c" 1>&6
-echo "configure:8831: checking for tputs in -ltermcap" >&5
+echo "configure:8880: checking for tputs in -ltermcap" >&5
 ac_lib_var=`echo termcap'_'tputs | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8835,7 +8884,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltermcap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8839 "configure"
+#line 8888 "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
@@ -8846,7 +8895,7 @@ int main() {
 tputs()
 ; return 0; }
 EOF
-if { (eval echo configure:8850: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8899: \"$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
@@ -8879,7 +8928,7 @@ fi
 
 if test $ol_link_termcap = no ; then
 	echo $ac_n "checking for initscr in -lncurses""... $ac_c" 1>&6
-echo "configure:8883: checking for initscr in -lncurses" >&5
+echo "configure:8932: checking for initscr in -lncurses" >&5
 ac_lib_var=`echo ncurses'_'initscr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8887,7 +8936,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lncurses  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8891 "configure"
+#line 8940 "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
@@ -8898,7 +8947,7 @@ int main() {
 initscr()
 ; return 0; }
 EOF
-if { (eval echo configure:8902: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:8951: \"$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
@@ -8943,17 +8992,17 @@ 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:8947: checking for $ac_hdr" >&5
+echo "configure:8996: 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 8952 "configure"
+#line 9001 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:8957: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:9006: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -8984,7 +9033,7 @@ done
 		save_LIBS="$LIBS"
 		LIBS="$TERMCAP_LIBS $LIBS"
 		echo $ac_n "checking for readline in -lreadline""... $ac_c" 1>&6
-echo "configure:8988: checking for readline in -lreadline" >&5
+echo "configure:9037: checking for readline in -lreadline" >&5
 ac_lib_var=`echo readline'_'readline | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -8992,7 +9041,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lreadline  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 8996 "configure"
+#line 9045 "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
@@ -9003,7 +9052,7 @@ int main() {
 readline()
 ; return 0; }
 EOF
-if { (eval echo configure:9007: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9056: \"$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
@@ -9046,12 +9095,12 @@ fi
 # FreeBSD (and others) have crypt(3) in -lcrypt
 if test $ol_enable_crypt != no ; then
 	echo $ac_n "checking for crypt""... $ac_c" 1>&6
-echo "configure:9050: checking for crypt" >&5
+echo "configure:9099: checking for crypt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_crypt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9055 "configure"
+#line 9104 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char crypt(); below.  */
@@ -9074,7 +9123,7 @@ crypt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9078: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9127: \"$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
@@ -9093,7 +9142,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for crypt in -lcrypt""... $ac_c" 1>&6
-echo "configure:9097: checking for crypt in -lcrypt" >&5
+echo "configure:9146: checking for crypt in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9101,7 +9150,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 9105 "configure"
+#line 9154 "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
@@ -9112,7 +9161,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:9116: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9165: \"$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
@@ -9156,12 +9205,12 @@ fi
 # FreeBSD (and others) have setproctitle(3) in -lutil
 if test $ol_enable_proctitle != no ; then
 	echo $ac_n "checking for setproctitle""... $ac_c" 1>&6
-echo "configure:9160: checking for setproctitle" >&5
+echo "configure:9209: checking for setproctitle" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setproctitle'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9165 "configure"
+#line 9214 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setproctitle(); below.  */
@@ -9184,7 +9233,7 @@ setproctitle();
 
 ; return 0; }
 EOF
-if { (eval echo configure:9188: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9237: \"$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
@@ -9203,7 +9252,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for setproctitle in -lutil""... $ac_c" 1>&6
-echo "configure:9207: checking for setproctitle in -lutil" >&5
+echo "configure:9256: checking for setproctitle in -lutil" >&5
 ac_lib_var=`echo util'_'setproctitle | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9211,7 +9260,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 9215 "configure"
+#line 9264 "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
@@ -9222,7 +9271,7 @@ int main() {
 setproctitle()
 ; return 0; }
 EOF
-if { (eval echo configure:9226: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9275: \"$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
@@ -9258,13 +9307,13 @@ fi
 
 # test for EBCDIC
 echo $ac_n "checking for EBCDIC""... $ac_c" 1>&6
-echo "configure:9262: checking for EBCDIC" >&5
+echo "configure:9311: checking for EBCDIC" >&5
 if eval "test \"`echo '$''{'ol_cv_cpp_ebcdic'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 9268 "configure"
+#line 9317 "configure"
 #include "confdefs.h"
 
 #if !('M' == 0xd4)
@@ -9273,7 +9322,7 @@ else
 
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:9277: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:9326: \"$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*
@@ -9297,12 +9346,12 @@ EOF
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:9301: checking for ANSI C header files" >&5
+echo "configure:9350: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ol_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9306 "configure"
+#line 9355 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -9310,7 +9359,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:9314: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:9363: \"$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*
@@ -9327,7 +9376,7 @@ 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 9331 "configure"
+#line 9380 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -9345,7 +9394,7 @@ 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 9349 "configure"
+#line 9398 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -9366,7 +9415,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 9370 "configure"
+#line 9419 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #ifndef HAVE_EBCDIC
@@ -9384,7 +9433,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:9388: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9437: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -9418,12 +9467,12 @@ 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:9422: checking for $ac_hdr that defines DIR" >&5
+echo "configure:9471: 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 9427 "configure"
+#line 9476 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -9431,7 +9480,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:9435: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9484: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -9456,7 +9505,7 @@ 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""... $ac_c" 1>&6
-echo "configure:9460: checking for opendir in -ldir" >&5
+echo "configure:9509: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9464,7 +9513,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 9468 "configure"
+#line 9517 "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
@@ -9475,7 +9524,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:9479: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9528: \"$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
@@ -9497,7 +9546,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:9501: checking for opendir in -lx" >&5
+echo "configure:9550: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -9505,7 +9554,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 9509 "configure"
+#line 9558 "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
@@ -9516,7 +9565,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:9520: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9569: \"$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
@@ -9539,12 +9588,12 @@ fi
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:9543: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:9592: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9548 "configure"
+#line 9597 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -9560,7 +9609,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:9564: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:9613: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -9581,12 +9630,12 @@ EOF
 fi
 
 echo $ac_n "checking POSIX termios""... $ac_c" 1>&6
-echo "configure:9585: checking POSIX termios" >&5
+echo "configure:9634: checking POSIX termios" >&5
 if eval "test \"`echo '$''{'am_cv_sys_posix_termios'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9590 "configure"
+#line 9639 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <unistd.h>
@@ -9596,7 +9645,7 @@ int main() {
    tcgetattr(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:9600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:9649: \"$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
@@ -9612,7 +9661,7 @@ echo "$ac_t""$am_cv_sys_posix_termios" 1>&6
 
 
  echo $ac_n "checking whether use of TIOCGWINSZ requires sys/ioctl.h""... $ac_c" 1>&6
-echo "configure:9616: checking whether use of TIOCGWINSZ requires sys/ioctl.h" >&5
+echo "configure:9665: checking whether use of TIOCGWINSZ requires sys/ioctl.h" >&5
 if eval "test \"`echo '$''{'am_cv_sys_tiocgwinsz_needs_sys_ioctl_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -9621,7 +9670,7 @@ else
   gwinsz_in_termios_h=no
   if test $am_cv_sys_posix_termios = yes; then
     cat > conftest.$ac_ext <<EOF
-#line 9625 "configure"
+#line 9674 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #     include <termios.h>
@@ -9641,7 +9690,7 @@ rm -f conftest*
 
   if test $gwinsz_in_termios_h = no; then
     cat > conftest.$ac_ext <<EOF
-#line 9645 "configure"
+#line 9694 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #     include <sys/ioctl.h>
@@ -9718,17 +9767,17 @@ 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:9722: checking for $ac_hdr" >&5
+echo "configure:9771: 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 9727 "configure"
+#line 9776 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:9732: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:9781: \"$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*
@@ -9756,12 +9805,12 @@ done
 
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:9760: checking for uid_t in sys/types.h" >&5
+echo "configure:9809: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9765 "configure"
+#line 9814 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -9790,7 +9839,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:9794: checking type of array argument to getgroups" >&5
+echo "configure:9843: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -9798,7 +9847,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 9802 "configure"
+#line 9851 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -9823,7 +9872,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:9827: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9876: \"$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
@@ -9837,7 +9886,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 9841 "configure"
+#line 9890 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -9860,12 +9909,12 @@ cat >> confdefs.h <<EOF
 EOF
 
  echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:9864: checking for ANSI C header files" >&5
+echo "configure:9913: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9869 "configure"
+#line 9918 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -9873,7 +9922,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:9877: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:9926: \"$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*
@@ -9890,7 +9939,7 @@ 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 9894 "configure"
+#line 9943 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -9908,7 +9957,7 @@ 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 9912 "configure"
+#line 9961 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -9929,7 +9978,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 9933 "configure"
+#line 9982 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -9940,7 +9989,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:9944: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:9993: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -9964,12 +10013,12 @@ EOF
 fi
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:9968: checking for mode_t" >&5
+echo "configure:10017: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 9973 "configure"
+#line 10022 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -9997,12 +10046,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:10001: checking for off_t" >&5
+echo "configure:10050: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10006 "configure"
+#line 10055 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -10030,12 +10079,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:10034: checking for pid_t" >&5
+echo "configure:10083: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10039 "configure"
+#line 10088 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -10063,19 +10112,19 @@ EOF
 fi
 
 echo $ac_n "checking for ptrdiff_t""... $ac_c" 1>&6
-echo "configure:10067: checking for ptrdiff_t" >&5
+echo "configure:10116: checking for ptrdiff_t" >&5
 if eval "test \"`echo '$''{'am_cv_type_ptrdiff_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10072 "configure"
+#line 10121 "configure"
 #include "confdefs.h"
 #include <stddef.h>
 int main() {
 ptrdiff_t p
 ; return 0; }
 EOF
-if { (eval echo configure:10079: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10128: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_type_ptrdiff_t=yes
 else
@@ -10096,12 +10145,12 @@ EOF
    fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:10100: checking return type of signal handlers" >&5
+echo "configure:10149: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10105 "configure"
+#line 10154 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -10118,7 +10167,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:10122: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10171: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -10137,19 +10186,19 @@ EOF
 
 
 echo $ac_n "checking for sig_atomic_t""... $ac_c" 1>&6
-echo "configure:10141: checking for sig_atomic_t" >&5
+echo "configure:10190: checking for sig_atomic_t" >&5
 if eval "test \"`echo '$''{'ol_cv_type_sig_atomic_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10146 "configure"
+#line 10195 "configure"
 #include "confdefs.h"
 #include <signal.h>
 int main() {
 sig_atomic_t atomic;
 ; return 0; }
 EOF
-if { (eval echo configure:10153: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10202: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_type_sig_atomic_t=yes
 else
@@ -10170,12 +10219,12 @@ EOF
   fi
  
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:10174: checking for size_t" >&5
+echo "configure:10223: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10179 "configure"
+#line 10228 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -10203,12 +10252,12 @@ EOF
 fi
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:10207: checking for st_blksize in struct stat" >&5
+echo "configure:10256: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10212 "configure"
+#line 10261 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -10216,7 +10265,7 @@ int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:10220: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10269: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -10237,12 +10286,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:10241: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:10290: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10246 "configure"
+#line 10295 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -10251,7 +10300,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:10255: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10304: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -10272,12 +10321,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:10276: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:10325: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10281 "configure"
+#line 10330 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -10285,7 +10334,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:10289: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10338: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -10307,13 +10356,13 @@ fi
 
 # test for pw_gecos in struct passwd
 echo $ac_n "checking struct passwd for pw_gecos""... $ac_c" 1>&6
-echo "configure:10311: checking struct passwd for pw_gecos" >&5
+echo "configure:10360: checking struct passwd for pw_gecos" >&5
 if eval "test \"`echo '$''{'ol_cv_struct_passwd_pw_gecos'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 10317 "configure"
+#line 10366 "configure"
 #include "confdefs.h"
 #include <pwd.h>
 int main() {
@@ -10323,7 +10372,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:10327: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10376: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_struct_passwd_pw_gecos=yes
 else
@@ -10346,7 +10395,7 @@ fi
 
 
 echo $ac_n "checking if toupper() requires islower()""... $ac_c" 1>&6
-echo "configure:10350: checking if toupper() requires islower()" >&5
+echo "configure:10399: checking if toupper() requires islower()" >&5
 if eval "test \"`echo '$''{'ol_cv_c_upper_lower'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10355,7 +10404,7 @@ else
   ol_cv_c_upper_lower=safe
 else
   cat > conftest.$ac_ext <<EOF
-#line 10359 "configure"
+#line 10408 "configure"
 #include "confdefs.h"
 
 #include <ctype.h>
@@ -10367,7 +10416,7 @@ main()
 		exit(1);
 }
 EOF
-if { (eval echo configure:10371: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:10420: \"$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
@@ -10390,12 +10439,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:10394: checking for working const" >&5
+echo "configure:10443: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10399 "configure"
+#line 10448 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -10444,7 +10493,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:10448: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10497: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -10465,12 +10514,12 @@ EOF
 fi
 
 echo $ac_n "checking if compiler understands volatile""... $ac_c" 1>&6
-echo "configure:10469: checking if compiler understands volatile" >&5
+echo "configure:10518: checking if compiler understands volatile" >&5
 if eval "test \"`echo '$''{'ol_cv_c_volatile'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10474 "configure"
+#line 10523 "configure"
 #include "confdefs.h"
 int x, y, z;
 int main() {
@@ -10479,7 +10528,7 @@ volatile int a; int * volatile b = x ? &y : &z;
       *b = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:10483: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10532: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_c_volatile=yes
 else
@@ -10509,14 +10558,14 @@ EOF
 
 else
 	echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:10513: checking whether byte ordering is bigendian" >&5
+echo "configure:10562: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'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 10520 "configure"
+#line 10569 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -10527,11 +10576,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:10531: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10580: \"$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 10535 "configure"
+#line 10584 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -10542,7 +10591,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:10546: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:10595: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -10562,7 +10611,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 10566 "configure"
+#line 10615 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -10575,7 +10624,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:10579: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:10628: \"$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
@@ -10599,7 +10648,7 @@ EOF
 fi
 
 	echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:10603: checking size of short" >&5
+echo "configure:10652: checking size of short" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10607,7 +10656,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 10611 "configure"
+#line 10660 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -10618,7 +10667,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:10622: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:10671: \"$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
@@ -10638,7 +10687,7 @@ EOF
 
  
 	echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:10642: checking size of int" >&5
+echo "configure:10691: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10646,7 +10695,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 10650 "configure"
+#line 10699 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -10657,7 +10706,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:10661: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:10710: \"$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
@@ -10677,7 +10726,7 @@ EOF
 
  
 	echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:10681: checking size of long" >&5
+echo "configure:10730: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10685,7 +10734,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 10689 "configure"
+#line 10738 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -10696,7 +10745,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:10700: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:10749: \"$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
@@ -10718,7 +10767,7 @@ EOF
 fi
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:10722: checking for 8-bit clean memcmp" >&5
+echo "configure:10771: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -10726,7 +10775,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 10730 "configure"
+#line 10779 "configure"
 #include "confdefs.h"
 
 main()
@@ -10736,7 +10785,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:10740: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:10789: \"$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
@@ -10754,12 +10803,12 @@ 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""... $ac_c" 1>&6
-echo "configure:10758: checking for strftime" >&5
+echo "configure:10807: checking for strftime" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strftime'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10763 "configure"
+#line 10812 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strftime(); below.  */
@@ -10782,7 +10831,7 @@ strftime();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10786: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10835: \"$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
@@ -10804,7 +10853,7 @@ else
   echo "$ac_t""no" 1>&6
 # strftime is in -lintl on SCO UNIX.
 echo $ac_n "checking for strftime in -lintl""... $ac_c" 1>&6
-echo "configure:10808: checking for strftime in -lintl" >&5
+echo "configure:10857: checking for strftime in -lintl" >&5
 ac_lib_var=`echo intl'_'strftime | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -10812,7 +10861,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 10816 "configure"
+#line 10865 "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
@@ -10823,7 +10872,7 @@ int main() {
 strftime()
 ; return 0; }
 EOF
-if { (eval echo configure:10827: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10876: \"$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
@@ -10851,12 +10900,12 @@ fi
 
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:10855: checking for vprintf" >&5
+echo "configure:10904: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10860 "configure"
+#line 10909 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -10879,7 +10928,7 @@ vprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10883: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10932: \"$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
@@ -10903,12 +10952,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:10907: checking for _doprnt" >&5
+echo "configure:10956: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 10912 "configure"
+#line 10961 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -10931,7 +10980,7 @@ _doprnt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10935: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:10984: \"$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
@@ -10960,12 +11009,12 @@ 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:10964: checking for $ac_func" >&5
+echo "configure:11013: 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 10969 "configure"
+#line 11018 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -10988,7 +11037,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:10992: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11041: \"$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
@@ -11056,12 +11105,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11060: checking for $ac_func" >&5
+echo "configure:11109: 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 11065 "configure"
+#line 11114 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11084,7 +11133,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11088: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11137: \"$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
@@ -11112,12 +11161,12 @@ done
 for ac_func in getopt tempnam
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:11116: checking for $ac_func" >&5
+echo "configure:11165: 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 11121 "configure"
+#line 11170 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -11140,7 +11189,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:11144: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11193: \"$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
@@ -11170,13 +11219,13 @@ done
 # Check Configuration
 
 echo $ac_n "checking declaration of sys_errlist""... $ac_c" 1>&6
-echo "configure:11174: checking declaration of sys_errlist" >&5
+echo "configure:11223: checking declaration of sys_errlist" >&5
 if eval "test \"`echo '$''{'ol_cv_dcl_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 11180 "configure"
+#line 11229 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -11186,7 +11235,7 @@ int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:11190: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:11239: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_sys_errlist=yes
 else
@@ -11206,20 +11255,20 @@ if test $ol_cv_dcl_sys_errlist = no ; then
 EOF
 
 	echo $ac_n "checking existence of sys_errlist""... $ac_c" 1>&6
-echo "configure:11210: checking existence of sys_errlist" >&5
+echo "configure:11259: checking existence of sys_errlist" >&5
 	if eval "test \"`echo '$''{'ol_cv_have_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 11216 "configure"
+#line 11265 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:11223: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:11272: \"$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
diff --git a/configure.in b/configure.in
index 0148ac22ac..36eb329ce2 100644
--- a/configure.in
+++ b/configure.in
@@ -444,8 +444,9 @@ AC_CHECK_LIB(V3, sigset)
 
 AC_CHECK_HEADERS( regex.h )
 if test "$ac_cv_header_regex_h" != yes ; then
-	AC_MSG_ERROR([POSIX REGEX required.])
+	AC_MSG_ERROR([POSIX regex.h required.])
 fi
+AC_CHECK_FUNC(regfree, :, AC_MSG_ERROR([POSIX regex required.]))
 
 AC_CHECK_FUNC(select, :, AC_MSG_ERROR([select() required.]))
 
-- 
2.39.5