From: Kurt Zeilenga <kurt@openldap.org>
Date: Tue, 19 Jan 1999 23:14:31 +0000 (+0000)
Subject: Import pthread <sys/types.h> compatibility check.
X-Git-Tag: OPENLDAP_REL_ENG_1_1_3~8
X-Git-Url: https://git.sur5r.net/?a=commitdiff_plain;h=2ca45c4408ea7307b8975ee233d79d5ea55be088;p=openldap

Import pthread <sys/types.h> compatibility check.
---

diff --git a/CHANGES b/CHANGES
index f00100a346..02968f4a16 100644
--- a/CHANGES
+++ b/CHANGES
@@ -22,6 +22,7 @@ Changes included in OpenLDAP 1.1.x
 	Build environment
 		Added DB2 patch information
 		Added distclean target
+		Added pthread sys/types.h compatibility check
 		Fixed doc/man reinstall bug
 		Fixed make clean
 		Fixed --disable-slurpd
diff --git a/configure b/configure
index 95128fe309..2900de93a8 100755
--- a/configure
+++ b/configure
@@ -4742,6 +4742,44 @@ EOF
 			if test $ol_with_yielding_select = auto ; then
 				ol_with_yielding_select=yes
 			fi
+
+			echo $ac_n "checking for misplaced posix thread in headers""... $ac_c" 1>&6
+echo "configure:4748: checking for misplaced posix thread in headers" >&5
+if eval "test \"`echo '$''{'ol_cv_header_misplaced_pthreads'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  
+				cat > conftest.$ac_ext <<EOF
+#line 4754 "configure"
+#include "confdefs.h"
+
+#include <sys/types.h>
+typedef double pthread_t;
+				
+int main() {
+
+				pthread_t thread = 0.0;
+				
+; return 0; }
+EOF
+if { (eval echo configure:4766: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ol_cv_header_misplaced_pthreads=no
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  ol_cv_header_misplaced_pthreads=yes
+fi
+rm -f conftest*
+			
+fi
+
+echo "$ac_t""$ol_cv_header_misplaced_pthreads" 1>&6
+
+			if test "$ol_cv_header_misplaced_pthreads" = yes ; then
+				{ echo "configure: error: pthread types are misplaced, use --with-threads=posix" 1>&2; exit 1; };
+			fi
 		fi
 	fi
 
@@ -4749,17 +4787,17 @@ EOF
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4753: checking for $ac_hdr" >&5
+echo "configure:4791: 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 4758 "configure"
+#line 4796 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4763: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4801: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4787,7 +4825,7 @@ done
 
 	if test $ac_cv_header_lwp_lwp_h = yes ; then
 		echo $ac_n "checking for lwp_create in -llwp""... $ac_c" 1>&6
-echo "configure:4791: checking for lwp_create in -llwp" >&5
+echo "configure:4829: checking for lwp_create in -llwp" >&5
 ac_lib_var=`echo lwp'_'lwp_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4795,7 +4833,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-llwp  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4799 "configure"
+#line 4837 "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
@@ -4806,7 +4844,7 @@ int main() {
 lwp_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4810: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4848: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4859,17 +4897,17 @@ 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:4863: checking for $ac_hdr" >&5
+echo "configure:4901: 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 4868 "configure"
+#line 4906 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4873: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4911: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4898,12 +4936,12 @@ done
 	for ac_func in sched_yield pthread_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4902: checking for $ac_func" >&5
+echo "configure:4940: 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 4907 "configure"
+#line 4945 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4926,7 +4964,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4930: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4968: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4952,7 +4990,7 @@ done
 
 	
 echo $ac_n "checking for LinuxThreads""... $ac_c" 1>&6
-echo "configure:4956: checking for LinuxThreads" >&5
+echo "configure:4994: checking for LinuxThreads" >&5
 if eval "test \"`echo '$''{'ol_cv_linux_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4973,17 +5011,17 @@ echo "$ac_t""$ol_cv_linux_threads" 1>&6
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4977: checking for $ac_hdr" >&5
+echo "configure:5015: 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 4982 "configure"
+#line 5020 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4987: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5025: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5013,17 +5051,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:5017: checking for $ac_hdr" >&5
+echo "configure:5055: 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 5022 "configure"
+#line 5060 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5027: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5065: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5053,17 +5091,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:5057: checking for $ac_hdr" >&5
+echo "configure:5095: 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 5062 "configure"
+#line 5100 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5067: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5105: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5118,13 +5156,13 @@ EOF
 
 
 					echo $ac_n "checking for thread specific errno""... $ac_c" 1>&6
-echo "configure:5122: checking for thread specific errno" >&5
+echo "configure:5160: checking for thread specific errno" >&5
 if eval "test \"`echo '$''{'ol_cv_errno_thread_specific'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 5128 "configure"
+#line 5166 "configure"
 #include "confdefs.h"
 
 #include <errno.h>
@@ -5135,7 +5173,7 @@ int x = errno;
 			
 ; return 0; }
 EOF
-if { (eval echo configure:5139: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5177: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ol_cv_errno_thread_specific=yes
 else
@@ -5167,6 +5205,44 @@ if test $ol_link_threads = no ; then
 		ol_with_threads=no
 	fi
 
+	echo $ac_n "checking for misplaced posix thread in headers""... $ac_c" 1>&6
+echo "configure:5210: checking for misplaced posix thread in headers" >&5
+if eval "test \"`echo '$''{'ol_cv_header_misplaced_pthreads'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  
+		cat > conftest.$ac_ext <<EOF
+#line 5216 "configure"
+#include "confdefs.h"
+
+#include <sys/types.h>
+typedef double pthread_t;
+			
+int main() {
+
+				pthread_t thread = 0.0;
+			
+; return 0; }
+EOF
+if { (eval echo configure:5228: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  ol_cv_header_misplaced_pthreads=no
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  ol_cv_header_misplaced_pthreads=yes
+fi
+rm -f conftest*
+	
+fi
+
+echo "$ac_t""$ol_cv_header_misplaced_pthreads" 1>&6
+
+	if test "$ol_cv_header_misplaced_pthreads" = yes ; then
+		{ echo "configure: error: pthread types are misplaced, use --with-threads=posix" 1>&2; exit 1; };
+	fi
+
 	cat >> confdefs.h <<\EOF
 #define NO_THREADS 1
 EOF
@@ -5177,13 +5253,13 @@ 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""... $ac_c" 1>&6
-echo "configure:5181: checking for DB2 library" >&5
+echo "configure:5257: checking for DB2 library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:5187: checking for db_open in -ldb" >&5
+echo "configure:5263: checking for db_open in -ldb" >&5
 ac_lib_var=`echo db'_'db_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5191,7 +5267,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5195 "configure"
+#line 5271 "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
@@ -5202,7 +5278,7 @@ int main() {
 db_open()
 ; return 0; }
 EOF
-if { (eval echo configure:5206: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5282: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5233,17 +5309,17 @@ 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:5237: checking for $ac_hdr" >&5
+echo "configure:5313: 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 5242 "configure"
+#line 5318 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5247: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5323: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5271,13 +5347,13 @@ done
 
 if test $ac_cv_header_db_h = yes ; then
 	echo $ac_n "checking if db.h is DB2""... $ac_c" 1>&6
-echo "configure:5275: checking if db.h is DB2" >&5
+echo "configure:5351: checking if db.h is DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_header_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 5281 "configure"
+#line 5357 "configure"
 #include "confdefs.h"
 
 #			include <db.h>
@@ -5309,7 +5385,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB2""... $ac_c" 1>&6
-echo "configure:5313: checking for Berkeley DB2" >&5
+echo "configure:5389: checking for Berkeley DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5355,18 +5431,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db ; then
 	echo $ac_n "checking for Berkeley DB library""... $ac_c" 1>&6
-echo "configure:5359: checking for Berkeley DB library" >&5
+echo "configure:5435: checking for Berkeley DB library" >&5
 if eval "test \"`echo '$''{'ol_cv_lib_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   	ol_LIBS="$LIBS"
 	echo $ac_n "checking for dbopen""... $ac_c" 1>&6
-echo "configure:5365: checking for dbopen" >&5
+echo "configure:5441: checking for dbopen" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5370 "configure"
+#line 5446 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbopen(); below.  */
@@ -5389,7 +5465,7 @@ dbopen();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5393: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5469: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_dbopen=yes"
 else
@@ -5408,7 +5484,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for dbopen in -ldb""... $ac_c" 1>&6
-echo "configure:5412: checking for dbopen in -ldb" >&5
+echo "configure:5488: checking for dbopen in -ldb" >&5
 ac_lib_var=`echo db'_'dbopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5416,7 +5492,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5420 "configure"
+#line 5496 "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
@@ -5427,7 +5503,7 @@ int main() {
 dbopen()
 ; return 0; }
 EOF
-if { (eval echo configure:5431: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5507: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5462,17 +5538,17 @@ 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:5466: checking for $ac_hdr" >&5
+echo "configure:5542: 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 5471 "configure"
+#line 5547 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5476: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5552: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5508,7 +5584,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB""... $ac_c" 1>&6
-echo "configure:5512: checking for Berkeley DB" >&5
+echo "configure:5588: checking for Berkeley DB" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5561,17 +5637,17 @@ 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:5565: checking for $ac_hdr" >&5
+echo "configure:5641: 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 5570 "configure"
+#line 5646 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5575: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5651: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5606,18 +5682,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = gdbm ; then
 	echo $ac_n "checking for GDBM library""... $ac_c" 1>&6
-echo "configure:5610: checking for GDBM library" >&5
+echo "configure:5686: checking for GDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:5616: checking for gdbm_open" >&5
+echo "configure:5692: checking for gdbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gdbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5621 "configure"
+#line 5697 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gdbm_open(); below.  */
@@ -5640,7 +5716,7 @@ gdbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5644: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5720: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gdbm_open=yes"
 else
@@ -5659,7 +5735,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for gdbm_open in -lgdbm""... $ac_c" 1>&6
-echo "configure:5663: checking for gdbm_open in -lgdbm" >&5
+echo "configure:5739: checking for gdbm_open in -lgdbm" >&5
 ac_lib_var=`echo gdbm'_'gdbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5667,7 +5743,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgdbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5671 "configure"
+#line 5747 "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
@@ -5678,7 +5754,7 @@ int main() {
 gdbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:5682: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5758: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5713,17 +5789,17 @@ 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:5717: checking for $ac_hdr" >&5
+echo "configure:5793: 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 5722 "configure"
+#line 5798 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5727: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5803: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5750,7 +5826,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:5754: checking for db" >&5
+echo "configure:5830: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_gdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5786,18 +5862,18 @@ 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""... $ac_c" 1>&6
-echo "configure:5790: checking for NDBM library" >&5
+echo "configure:5866: checking for NDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:5796: checking for dbm_open" >&5
+echo "configure:5872: checking for dbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5801 "configure"
+#line 5877 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbm_open(); below.  */
@@ -5820,7 +5896,7 @@ dbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5824: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5900: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_dbm_open=yes"
 else
@@ -5839,7 +5915,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for dbm_open in -lndbm""... $ac_c" 1>&6
-echo "configure:5843: checking for dbm_open in -lndbm" >&5
+echo "configure:5919: checking for dbm_open in -lndbm" >&5
 ac_lib_var=`echo ndbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5847,7 +5923,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lndbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5851 "configure"
+#line 5927 "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
@@ -5858,7 +5934,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:5862: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5938: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5878,7 +5954,7 @@ else
   echo "$ac_t""no" 1>&6
 
 			echo $ac_n "checking for dbm_open in -ldbm""... $ac_c" 1>&6
-echo "configure:5882: checking for dbm_open in -ldbm" >&5
+echo "configure:5958: checking for dbm_open in -ldbm" >&5
 ac_lib_var=`echo dbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5886,7 +5962,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5890 "configure"
+#line 5966 "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
@@ -5897,7 +5973,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:5901: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5977: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5934,17 +6010,17 @@ 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:5938: checking for $ac_hdr" >&5
+echo "configure:6014: 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 5943 "configure"
+#line 6019 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5948: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6024: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5971,7 +6047,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:5975: checking for db" >&5
+echo "configure:6051: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_ndbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6015,7 +6091,7 @@ fi
 
 if test $ol_enable_wrappers = yes ; then
 	echo $ac_n "checking for main in -lwrap""... $ac_c" 1>&6
-echo "configure:6019: checking for main in -lwrap" >&5
+echo "configure:6095: checking for main in -lwrap" >&5
 ac_lib_var=`echo wrap'_'main | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6023,14 +6099,14 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lwrap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6027 "configure"
+#line 6103 "configure"
 #include "confdefs.h"
 
 int main() {
 main()
 ; return 0; }
 EOF
-if { (eval echo configure:6034: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6110: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6076,17 +6152,17 @@ 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:6080: checking for $ac_hdr" >&5
+echo "configure:6156: 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 6085 "configure"
+#line 6161 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6090: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6166: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6115,7 +6191,7 @@ done
 
 if test $ol_link_termcap = no ; then
 	echo $ac_n "checking for tputs in -ltermcap""... $ac_c" 1>&6
-echo "configure:6119: checking for tputs in -ltermcap" >&5
+echo "configure:6195: checking for tputs in -ltermcap" >&5
 ac_lib_var=`echo termcap'_'tputs | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6123,7 +6199,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltermcap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6127 "configure"
+#line 6203 "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
@@ -6134,7 +6210,7 @@ int main() {
 tputs()
 ; return 0; }
 EOF
-if { (eval echo configure:6138: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6214: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6167,7 +6243,7 @@ fi
 
 if test $ol_link_termcap = no ; then
 	echo $ac_n "checking for initscr in -lncurses""... $ac_c" 1>&6
-echo "configure:6171: checking for initscr in -lncurses" >&5
+echo "configure:6247: checking for initscr in -lncurses" >&5
 ac_lib_var=`echo ncurses'_'initscr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6175,7 +6251,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lncurses  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6179 "configure"
+#line 6255 "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
@@ -6186,7 +6262,7 @@ int main() {
 initscr()
 ; return 0; }
 EOF
-if { (eval echo configure:6190: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6266: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6228,12 +6304,12 @@ fi
 # FreeBSD (and others) have crypt(3) in -lcrypt
 if test $ol_enable_crypt != no ; then
 	echo $ac_n "checking for crypt""... $ac_c" 1>&6
-echo "configure:6232: checking for crypt" >&5
+echo "configure:6308: checking for crypt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_crypt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6237 "configure"
+#line 6313 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char crypt(); below.  */
@@ -6256,7 +6332,7 @@ crypt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6260: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6336: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_crypt=yes"
 else
@@ -6275,7 +6351,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for crypt in -lcrypt""... $ac_c" 1>&6
-echo "configure:6279: checking for crypt in -lcrypt" >&5
+echo "configure:6355: checking for crypt in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6283,7 +6359,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6287 "configure"
+#line 6363 "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
@@ -6294,7 +6370,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:6298: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6374: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6338,12 +6414,12 @@ fi
 # FreeBSD (and others) have setproctitle(3) in -lutil
 if test $ol_enable_proctitle != no ; then
 	echo $ac_n "checking for setproctitle""... $ac_c" 1>&6
-echo "configure:6342: checking for setproctitle" >&5
+echo "configure:6418: checking for setproctitle" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setproctitle'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6347 "configure"
+#line 6423 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setproctitle(); below.  */
@@ -6366,7 +6442,7 @@ setproctitle();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6370: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6446: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_setproctitle=yes"
 else
@@ -6385,7 +6461,7 @@ else
   echo "$ac_t""no" 1>&6
 
 		echo $ac_n "checking for setproctitle in -lutil""... $ac_c" 1>&6
-echo "configure:6389: checking for setproctitle in -lutil" >&5
+echo "configure:6465: checking for setproctitle in -lutil" >&5
 ac_lib_var=`echo util'_'setproctitle | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6393,7 +6469,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6397 "configure"
+#line 6473 "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
@@ -6404,7 +6480,7 @@ int main() {
 setproctitle()
 ; return 0; }
 EOF
-if { (eval echo configure:6408: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6484: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6439,12 +6515,12 @@ EOF
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:6443: checking for ANSI C header files" >&5
+echo "configure:6519: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6448 "configure"
+#line 6524 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -6452,7 +6528,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6456: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6532: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6469,7 +6545,7 @@ 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 6473 "configure"
+#line 6549 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -6487,7 +6563,7 @@ 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 6491 "configure"
+#line 6567 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -6508,7 +6584,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 6512 "configure"
+#line 6588 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -6519,7 +6595,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:6523: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6599: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -6552,12 +6628,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:6556: checking for $ac_hdr that defines DIR" >&5
+echo "configure:6632: 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 6561 "configure"
+#line 6637 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -6565,7 +6641,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:6569: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6645: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -6590,7 +6666,7 @@ 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""... $ac_c" 1>&6
-echo "configure:6594: checking for opendir in -ldir" >&5
+echo "configure:6670: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6598,7 +6674,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6602 "configure"
+#line 6678 "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
@@ -6609,7 +6685,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:6613: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6689: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6631,7 +6707,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:6635: checking for opendir in -lx" >&5
+echo "configure:6711: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6639,7 +6715,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6643 "configure"
+#line 6719 "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
@@ -6650,7 +6726,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:6654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6730: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -6673,12 +6749,12 @@ fi
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:6677: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:6753: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6682 "configure"
+#line 6758 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -6694,7 +6770,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:6698: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6774: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -6715,12 +6791,12 @@ EOF
 fi
 
 echo $ac_n "checking POSIX termios""... $ac_c" 1>&6
-echo "configure:6719: checking POSIX termios" >&5
+echo "configure:6795: checking POSIX termios" >&5
 if eval "test \"`echo '$''{'am_cv_sys_posix_termios'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6724 "configure"
+#line 6800 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <unistd.h>
@@ -6730,7 +6806,7 @@ int main() {
    tcgetattr(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:6734: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6810: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   am_cv_sys_posix_termios=yes
 else
@@ -6746,7 +6822,7 @@ echo "$ac_t""$am_cv_sys_posix_termios" 1>&6
 
 
  echo $ac_n "checking whether use of TIOCGWINSZ requires sys/ioctl.h""... $ac_c" 1>&6
-echo "configure:6750: checking whether use of TIOCGWINSZ requires sys/ioctl.h" >&5
+echo "configure:6826: checking whether use of TIOCGWINSZ requires sys/ioctl.h" >&5
 if eval "test \"`echo '$''{'am_cv_sys_tiocgwinsz_needs_sys_ioctl_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6755,7 +6831,7 @@ else
   gwinsz_in_termios_h=no
   if test $am_cv_sys_posix_termios = yes; then
     cat > conftest.$ac_ext <<EOF
-#line 6759 "configure"
+#line 6835 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #     include <termios.h>
@@ -6775,7 +6851,7 @@ rm -f conftest*
 
   if test $gwinsz_in_termios_h = no; then
     cat > conftest.$ac_ext <<EOF
-#line 6779 "configure"
+#line 6855 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #     include <sys/ioctl.h>
@@ -6845,17 +6921,17 @@ 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:6849: checking for $ac_hdr" >&5
+echo "configure:6925: 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 6854 "configure"
+#line 6930 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6859: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6935: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6883,12 +6959,12 @@ done
 
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:6887: checking for uid_t in sys/types.h" >&5
+echo "configure:6963: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6892 "configure"
+#line 6968 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -6917,7 +6993,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:6921: checking type of array argument to getgroups" >&5
+echo "configure:6997: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6925,7 +7001,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 6929 "configure"
+#line 7005 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -6950,7 +7026,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:6954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7030: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
     ac_cv_type_getgroups=gid_t
 else
@@ -6964,7 +7040,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 6968 "configure"
+#line 7044 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -6987,12 +7063,12 @@ cat >> confdefs.h <<EOF
 EOF
 
  echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:6991: checking for mode_t" >&5
+echo "configure:7067: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6996 "configure"
+#line 7072 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -7020,12 +7096,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:7024: checking for off_t" >&5
+echo "configure:7100: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7029 "configure"
+#line 7105 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -7053,12 +7129,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:7057: checking for pid_t" >&5
+echo "configure:7133: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7062 "configure"
+#line 7138 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -7086,19 +7162,19 @@ EOF
 fi
 
 echo $ac_n "checking for ptrdiff_t""... $ac_c" 1>&6
-echo "configure:7090: checking for ptrdiff_t" >&5
+echo "configure:7166: checking for ptrdiff_t" >&5
 if eval "test \"`echo '$''{'am_cv_type_ptrdiff_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7095 "configure"
+#line 7171 "configure"
 #include "confdefs.h"
 #include <stddef.h>
 int main() {
 ptrdiff_t p
 ; return 0; }
 EOF
-if { (eval echo configure:7102: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7178: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_type_ptrdiff_t=yes
 else
@@ -7119,12 +7195,12 @@ EOF
    fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:7123: checking return type of signal handlers" >&5
+echo "configure:7199: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7128 "configure"
+#line 7204 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -7141,7 +7217,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:7145: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7221: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -7160,12 +7236,12 @@ EOF
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:7164: checking for size_t" >&5
+echo "configure:7240: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7169 "configure"
+#line 7245 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -7193,12 +7269,12 @@ EOF
 fi
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:7197: checking for st_blksize in struct stat" >&5
+echo "configure:7273: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7202 "configure"
+#line 7278 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -7206,7 +7282,7 @@ int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:7210: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7286: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -7227,12 +7303,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:7231: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:7307: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7236 "configure"
+#line 7312 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -7241,7 +7317,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:7245: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7321: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -7262,12 +7338,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:7266: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:7342: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7271 "configure"
+#line 7347 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -7275,7 +7351,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:7279: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7355: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -7298,7 +7374,7 @@ fi
 
 
 echo $ac_n "checking if toupper() requires islower()""... $ac_c" 1>&6
-echo "configure:7302: checking if toupper() requires islower()" >&5
+echo "configure:7378: checking if toupper() requires islower()" >&5
 if eval "test \"`echo '$''{'ol_cv_c_upper_lower'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7307,7 +7383,7 @@ else
   ol_cv_c_upper_lower=safe
 else
   cat > conftest.$ac_ext <<EOF
-#line 7311 "configure"
+#line 7387 "configure"
 #include "confdefs.h"
 
 #include <ctype.h>
@@ -7319,7 +7395,7 @@ main()
 		exit(1);
 }
 EOF
-if { (eval echo configure:7323: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7399: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ol_cv_c_upper_lower=no
 else
@@ -7342,12 +7418,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:7346: checking for working const" >&5
+echo "configure:7422: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7351 "configure"
+#line 7427 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -7396,7 +7472,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:7400: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7476: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -7424,14 +7500,14 @@ EOF
 
 else
 	echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:7428: checking whether byte ordering is bigendian" >&5
+echo "configure:7504: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'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 7435 "configure"
+#line 7511 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -7442,11 +7518,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:7446: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7522: \"$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 7450 "configure"
+#line 7526 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -7457,7 +7533,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:7461: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7537: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -7477,7 +7553,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7481 "configure"
+#line 7557 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -7490,7 +7566,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:7494: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7570: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -7514,7 +7590,7 @@ EOF
 fi
 
 	echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:7518: checking size of short" >&5
+echo "configure:7594: checking size of short" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7522,7 +7598,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7526 "configure"
+#line 7602 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -7533,7 +7609,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7537: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7613: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_short=`cat conftestval`
 else
@@ -7553,7 +7629,7 @@ EOF
 
  
 	echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:7557: checking size of int" >&5
+echo "configure:7633: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7561,7 +7637,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7565 "configure"
+#line 7641 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -7572,7 +7648,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7576: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7652: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_int=`cat conftestval`
 else
@@ -7592,7 +7668,7 @@ EOF
 
  
 	echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:7596: checking size of long" >&5
+echo "configure:7672: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7600,7 +7676,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7604 "configure"
+#line 7680 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -7611,7 +7687,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7615: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7691: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_long=`cat conftestval`
 else
@@ -7633,7 +7709,7 @@ EOF
 fi
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:7637: checking for 8-bit clean memcmp" >&5
+echo "configure:7713: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7641,7 +7717,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 7645 "configure"
+#line 7721 "configure"
 #include "confdefs.h"
 
 main()
@@ -7651,7 +7727,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:7655: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7731: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_memcmp_clean=yes
 else
@@ -7669,12 +7745,12 @@ echo "$ac_t""$ac_cv_func_memcmp_clean" 1>&6
 test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.o"
 
 echo $ac_n "checking for strftime""... $ac_c" 1>&6
-echo "configure:7673: checking for strftime" >&5
+echo "configure:7749: checking for strftime" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strftime'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7678 "configure"
+#line 7754 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strftime(); below.  */
@@ -7697,7 +7773,7 @@ strftime();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7701: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7777: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strftime=yes"
 else
@@ -7719,7 +7795,7 @@ else
   echo "$ac_t""no" 1>&6
 # strftime is in -lintl on SCO UNIX.
 echo $ac_n "checking for strftime in -lintl""... $ac_c" 1>&6
-echo "configure:7723: checking for strftime in -lintl" >&5
+echo "configure:7799: checking for strftime in -lintl" >&5
 ac_lib_var=`echo intl'_'strftime | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7727,7 +7803,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7731 "configure"
+#line 7807 "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
@@ -7738,7 +7814,7 @@ int main() {
 strftime()
 ; return 0; }
 EOF
-if { (eval echo configure:7742: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7818: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -7765,12 +7841,12 @@ fi
 fi
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:7769: checking for vprintf" >&5
+echo "configure:7845: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7774 "configure"
+#line 7850 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -7793,7 +7869,7 @@ vprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7797: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7873: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -7817,12 +7893,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:7821: checking for _doprnt" >&5
+echo "configure:7897: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7826 "configure"
+#line 7902 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -7845,7 +7921,7 @@ _doprnt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7849: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7925: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -7874,12 +7950,12 @@ 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:7878: checking for $ac_func" >&5
+echo "configure:7954: 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 7883 "configure"
+#line 7959 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7902,7 +7978,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7906: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7982: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7929,7 +8005,7 @@ done
 fi
 
 echo $ac_n "checking for wait3 that fills in rusage""... $ac_c" 1>&6
-echo "configure:7933: checking for wait3 that fills in rusage" >&5
+echo "configure:8009: checking for wait3 that fills in rusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_wait3_rusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7937,7 +8013,7 @@ else
   ac_cv_func_wait3_rusage=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 7941 "configure"
+#line 8017 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -7968,7 +8044,7 @@ main() {
   }
 }
 EOF
-if { (eval echo configure:7972: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:8048: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_wait3_rusage=yes
 else
@@ -8022,12 +8098,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8026: checking for $ac_func" >&5
+echo "configure:8102: 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 8031 "configure"
+#line 8107 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8050,7 +8126,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8054: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:8130: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8078,12 +8154,12 @@ done
 for ac_func in getopt strdup tempnam
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8082: checking for $ac_func" >&5
+echo "configure:8158: 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 8087 "configure"
+#line 8163 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8106,7 +8182,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8110: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:8186: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8136,13 +8212,13 @@ done
 # Check Configuration
 
 echo $ac_n "checking declaration of sys_errlist""... $ac_c" 1>&6
-echo "configure:8140: checking declaration of sys_errlist" >&5
+echo "configure:8216: checking declaration of sys_errlist" >&5
 if eval "test \"`echo '$''{'ol_cv_dcl_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 	cat > conftest.$ac_ext <<EOF
-#line 8146 "configure"
+#line 8222 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -8152,7 +8228,7 @@ int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:8156: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8232: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_sys_errlist=yes
 else
@@ -8173,20 +8249,20 @@ if test $ol_cv_dcl_sys_errlist = no ; then
 EOF
 
 	echo $ac_n "checking existence of sys_errlist""... $ac_c" 1>&6
-echo "configure:8177: checking existence of sys_errlist" >&5
+echo "configure:8253: checking existence of sys_errlist" >&5
 	if eval "test \"`echo '$''{'ol_cv_have_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
 		cat > conftest.$ac_ext <<EOF
-#line 8183 "configure"
+#line 8259 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:8190: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:8266: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ol_cv_have_sys_errlist=yes
 else
diff --git a/configure.in b/configure.in
index 35a6734e0e..f3889aba04 100644
--- a/configure.in
+++ b/configure.in
@@ -788,6 +788,22 @@ if test $ol_with_threads = auto -o $ol_with_threads = yes \
 			if test $ol_with_yielding_select = auto ; then
 				ol_with_yielding_select=yes
 			fi
+
+			AC_CACHE_CHECK([for misplaced posix thread in headers],
+				[ol_cv_header_misplaced_pthreads], [
+				AC_TRY_COMPILE([
+#include <sys/types.h>
+typedef double pthread_t;
+				], [
+				pthread_t thread = 0.0;
+				],
+				[ol_cv_header_misplaced_pthreads=no],
+				[ol_cv_header_misplaced_pthreads=yes])
+			])
+
+			if test "$ol_cv_header_misplaced_pthreads" = yes ; then
+				AC_MSG_ERROR([pthread types are misplaced, use --with-threads=posix]);
+			fi
 		fi
 	fi
 
@@ -870,6 +886,22 @@ if test $ol_link_threads = no ; then
 		ol_with_threads=no
 	fi
 
+	AC_CACHE_CHECK([for misplaced posix thread in headers],
+		[ol_cv_header_misplaced_pthreads], [
+		AC_TRY_COMPILE([
+#include <sys/types.h>
+typedef double pthread_t;
+			], [
+				pthread_t thread = 0.0;
+			],
+			[ol_cv_header_misplaced_pthreads=no],
+			[ol_cv_header_misplaced_pthreads=yes])
+	])
+
+	if test "$ol_cv_header_misplaced_pthreads" = yes ; then
+		AC_MSG_ERROR([pthread types are misplaced, use --with-threads=posix]);
+	fi
+
 	AC_DEFINE(NO_THREADS,1)
 	LTHREAD_LIBS=""
 fi