Add check to see if errno is always thread specific.

If it is not, then everything must use threading libraries.

diff --git a/configure b/configure
index 228c960759e9a4a3a2856e08383974a6aebb3712..3664a7f561872b6ee57fb54bbb4c484d0985d190 100755 (executable)
--- a/configure
+++ b/configure
@@ -4154,8 +4154,8 @@ done
 
 fi
 
-if test $ol_with_threads != no ; then
-                                               cat >> confdefs.h <<\EOF
+if test $ol_with_threads != no ; then  
+                       cat >> confdefs.h <<\EOF
 #define _REENTRANT 1
 EOF
 
@@ -4167,7 +4167,45 @@ EOF
 #define _THREADSAFE 1
 EOF
 
+
+                                       echo $ac_n "checking for thread specific errno""... $ac_c" 1>&6
+echo "configure:4173: checking for thread specific errno" >&5
+if eval "test \"`echo '$''{'ol_cv_errno_thread_specific'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  
+               cat > conftest.$ac_ext <<EOF
+#line 4179 "configure"
+#include "confdefs.h"
+
+#include <errno.h>
+                       
+int main() {
+
+int x = errno;
+                       
+; return 0; }
+EOF
+if { (eval echo configure:4190: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+  rm -rf conftest*
+  ol_cv_errno_thread_specific=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  ol_cv_errno_thread_specific=no
 fi
+rm -f conftest*
+       
+fi
+
+echo "$ac_t""$ol_cv_errno_thread_specific" 1>&6
+
+       if test $ol_cv_errno_thread_specific != yes ; then
+               LIBS="$LTHREAD_LIBS $LIBS"
+               LTHREAD_LIBS=""
+       fi
+fi  
 
 
 if test $ol_link_threads = no ; then
@@ -4194,13 +4232,13 @@ 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""... $ac_c" 1>&6
-echo "configure:4198: checking for DB2 library" >&5
+echo "configure:4236: checking for DB2 library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4204: checking for db_open in -ldb" >&5
+echo "configure:4242: checking for db_open in -ldb" >&5
 ac_lib_var=`echo db'_'db_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4208,7 +4246,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4212 "configure"
+#line 4250 "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
@@ -4219,7 +4257,7 @@ int main() {
 db_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4223: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4261: \"$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
@@ -4250,17 +4288,17 @@ 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:4254: checking for $ac_hdr" >&5
+echo "configure:4292: 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 4259 "configure"
+#line 4297 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4264: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4302: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4288,13 +4326,13 @@ done
 
 if test $ac_cv_header_db_h = yes ; then
        echo $ac_n "checking if db.h is DB2""... $ac_c" 1>&6
-echo "configure:4292: checking if db.h is DB2" >&5
+echo "configure:4330: checking if db.h is DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_header_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
                cat > conftest.$ac_ext <<EOF
-#line 4298 "configure"
+#line 4336 "configure"
 #include "confdefs.h"
 
 #                      include <db.h>
@@ -4326,7 +4364,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB2""... $ac_c" 1>&6
-echo "configure:4330: checking for Berkeley DB2" >&5
+echo "configure:4368: checking for Berkeley DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4372,18 +4410,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db ; then
        echo $ac_n "checking for Berkeley DB library""... $ac_c" 1>&6
-echo "configure:4376: checking for Berkeley DB library" >&5
+echo "configure:4414: checking for Berkeley DB library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4382: checking for dbopen" >&5
+echo "configure:4420: checking for dbopen" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4387 "configure"
+#line 4425 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbopen(); below.  */
@@ -4406,7 +4444,7 @@ dbopen();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4410: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4448: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_dbopen=yes"
 else
@@ -4425,7 +4463,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for dbopen in -ldb""... $ac_c" 1>&6
-echo "configure:4429: checking for dbopen in -ldb" >&5
+echo "configure:4467: checking for dbopen in -ldb" >&5
 ac_lib_var=`echo db'_'dbopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4433,7 +4471,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4437 "configure"
+#line 4475 "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
@@ -4444,7 +4482,7 @@ int main() {
 dbopen()
 ; return 0; }
 EOF
-if { (eval echo configure:4448: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4486: \"$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
@@ -4479,17 +4517,17 @@ 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:4483: checking for $ac_hdr" >&5
+echo "configure:4521: 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 4488 "configure"
+#line 4526 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4493: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4531: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4525,7 +4563,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB""... $ac_c" 1>&6
-echo "configure:4529: checking for Berkeley DB" >&5
+echo "configure:4567: checking for Berkeley DB" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4578,17 +4616,17 @@ 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:4582: checking for $ac_hdr" >&5
+echo "configure:4620: 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 4587 "configure"
+#line 4625 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4592: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4630: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4623,18 +4661,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = gdbm ; then
        echo $ac_n "checking for GDBM library""... $ac_c" 1>&6
-echo "configure:4627: checking for GDBM library" >&5
+echo "configure:4665: checking for GDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4633: checking for gdbm_open" >&5
+echo "configure:4671: checking for gdbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gdbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4638 "configure"
+#line 4676 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gdbm_open(); below.  */
@@ -4657,7 +4695,7 @@ gdbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4661: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4699: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gdbm_open=yes"
 else
@@ -4676,7 +4714,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for gdbm_open in -lgdbm""... $ac_c" 1>&6
-echo "configure:4680: checking for gdbm_open in -lgdbm" >&5
+echo "configure:4718: checking for gdbm_open in -lgdbm" >&5
 ac_lib_var=`echo gdbm'_'gdbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4684,7 +4722,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgdbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4688 "configure"
+#line 4726 "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
@@ -4695,7 +4733,7 @@ int main() {
 gdbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4699: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4737: \"$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
@@ -4730,17 +4768,17 @@ 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:4734: checking for $ac_hdr" >&5
+echo "configure:4772: 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 4739 "configure"
+#line 4777 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4744: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4782: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4767,7 +4805,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:4771: checking for db" >&5
+echo "configure:4809: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_gdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4801,18 +4839,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = ndbm ; then
        echo $ac_n "checking for NDBM library""... $ac_c" 1>&6
-echo "configure:4805: checking for NDBM library" >&5
+echo "configure:4843: checking for NDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4811: checking for dbm_open" >&5
+echo "configure:4849: checking for dbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4816 "configure"
+#line 4854 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbm_open(); below.  */
@@ -4835,7 +4873,7 @@ dbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4839: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_dbm_open=yes"
 else
@@ -4854,7 +4892,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for dbm_open in -lndbm""... $ac_c" 1>&6
-echo "configure:4858: checking for dbm_open in -lndbm" >&5
+echo "configure:4896: checking for dbm_open in -lndbm" >&5
 ac_lib_var=`echo ndbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4862,7 +4900,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lndbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4866 "configure"
+#line 4904 "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
@@ -4873,7 +4911,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4915: \"$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
@@ -4893,7 +4931,7 @@ else
   echo "$ac_t""no" 1>&6
 
                        echo $ac_n "checking for dbm_open in -ldbm""... $ac_c" 1>&6
-echo "configure:4897: checking for dbm_open in -ldbm" >&5
+echo "configure:4935: checking for dbm_open in -ldbm" >&5
 ac_lib_var=`echo dbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4901,7 +4939,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4905 "configure"
+#line 4943 "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
@@ -4912,7 +4950,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4916: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4954: \"$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
@@ -4949,17 +4987,17 @@ 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:4953: checking for $ac_hdr" >&5
+echo "configure:4991: 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 4958 "configure"
+#line 4996 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4963: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5001: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4986,7 +5024,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:4990: checking for db" >&5
+echo "configure:5028: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_ndbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5034,7 +5072,7 @@ fi
 
 if test $ol_enable_wrappers = yes ; then
        echo $ac_n "checking for hosts_access in -lwrap""... $ac_c" 1>&6
-echo "configure:5038: checking for hosts_access in -lwrap" >&5
+echo "configure:5076: checking for hosts_access in -lwrap" >&5
 ac_lib_var=`echo wrap'_'hosts_access | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5042,7 +5080,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lwrap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5046 "configure"
+#line 5084 "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
@@ -5053,7 +5091,7 @@ int main() {
 hosts_access()
 ; return 0; }
 EOF
-if { (eval echo configure:5057: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5095: \"$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
@@ -5099,17 +5137,17 @@ 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:5103: checking for $ac_hdr" >&5
+echo "configure:5141: 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 5108 "configure"
+#line 5146 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5113: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5151: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5138,7 +5176,7 @@ done
 
 if test $ol_link_termcap = no ; then
        echo $ac_n "checking for tputs in -ltermcap""... $ac_c" 1>&6
-echo "configure:5142: checking for tputs in -ltermcap" >&5
+echo "configure:5180: checking for tputs in -ltermcap" >&5
 ac_lib_var=`echo termcap'_'tputs | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5146,7 +5184,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltermcap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5150 "configure"
+#line 5188 "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
@@ -5157,7 +5195,7 @@ int main() {
 tputs()
 ; return 0; }
 EOF
-if { (eval echo configure:5161: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5199: \"$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
@@ -5190,7 +5228,7 @@ fi
 
 if test $ol_link_termcap = no ; then
        echo $ac_n "checking for initscr in -lncurses""... $ac_c" 1>&6
-echo "configure:5194: checking for initscr in -lncurses" >&5
+echo "configure:5232: checking for initscr in -lncurses" >&5
 ac_lib_var=`echo ncurses'_'initscr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5198,7 +5236,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lncurses  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5202 "configure"
+#line 5240 "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
@@ -5209,7 +5247,7 @@ int main() {
 initscr()
 ; return 0; }
 EOF
-if { (eval echo configure:5213: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5251: \"$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
@@ -5251,12 +5289,12 @@ fi
 # FreeBSD (and others) have crypt(3) in -lcrypt
 if test $ol_enable_crypt != no ; then
        echo $ac_n "checking for crypt""... $ac_c" 1>&6
-echo "configure:5255: checking for crypt" >&5
+echo "configure:5293: checking for crypt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_crypt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5260 "configure"
+#line 5298 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char crypt(); below.  */
@@ -5279,7 +5317,7 @@ crypt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5283: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5321: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_crypt=yes"
 else
@@ -5298,7 +5336,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for crypt in -lcrypt""... $ac_c" 1>&6
-echo "configure:5302: checking for crypt in -lcrypt" >&5
+echo "configure:5340: checking for crypt in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5306,7 +5344,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5310 "configure"
+#line 5348 "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
@@ -5317,7 +5355,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:5321: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5359: \"$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
@@ -5361,12 +5399,12 @@ fi
 # FreeBSD (and others) have setproctitle(3) in -lutil
 if test $ol_enable_proctitle != no ; then
        echo $ac_n "checking for setproctitle""... $ac_c" 1>&6
-echo "configure:5365: checking for setproctitle" >&5
+echo "configure:5403: checking for setproctitle" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setproctitle'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5370 "configure"
+#line 5408 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setproctitle(); below.  */
@@ -5389,7 +5427,7 @@ setproctitle();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5393: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5431: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_setproctitle=yes"
 else
@@ -5408,7 +5446,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for setproctitle in -lutil""... $ac_c" 1>&6
-echo "configure:5412: checking for setproctitle in -lutil" >&5
+echo "configure:5450: checking for setproctitle in -lutil" >&5
 ac_lib_var=`echo util'_'setproctitle | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5416,7 +5454,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5420 "configure"
+#line 5458 "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 +5465,7 @@ int main() {
 setproctitle()
 ; return 0; }
 EOF
-if { (eval echo configure:5431: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5469: \"$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
@@ -5462,12 +5500,12 @@ EOF
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:5466: checking for ANSI C header files" >&5
+echo "configure:5504: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5471 "configure"
+#line 5509 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -5475,7 +5513,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5479: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5517: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5492,7 +5530,7 @@ 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 5496 "configure"
+#line 5534 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -5510,7 +5548,7 @@ 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 5514 "configure"
+#line 5552 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -5531,7 +5569,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 5535 "configure"
+#line 5573 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -5542,7 +5580,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:5546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5584: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -5575,12 +5613,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:5579: checking for $ac_hdr that defines DIR" >&5
+echo "configure:5617: 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 5584 "configure"
+#line 5622 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -5588,7 +5626,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:5592: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5630: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -5613,7 +5651,7 @@ 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""... $ac_c" 1>&6
-echo "configure:5617: checking for opendir in -ldir" >&5
+echo "configure:5655: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5621,7 +5659,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5625 "configure"
+#line 5663 "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
@@ -5632,7 +5670,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:5636: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5674: \"$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
@@ -5654,7 +5692,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:5658: checking for opendir in -lx" >&5
+echo "configure:5696: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5662,7 +5700,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5666 "configure"
+#line 5704 "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
@@ -5673,7 +5711,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:5677: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5715: \"$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
@@ -5696,12 +5734,12 @@ fi
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:5700: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:5738: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5705 "configure"
+#line 5743 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -5717,7 +5755,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:5721: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5759: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -5767,17 +5805,17 @@ for ac_hdr in \
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:5771: checking for $ac_hdr" >&5
+echo "configure:5809: 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 5776 "configure"
+#line 5814 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5781: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5819: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5805,12 +5843,12 @@ done
 
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:5809: checking for uid_t in sys/types.h" >&5
+echo "configure:5847: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5814 "configure"
+#line 5852 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -5839,7 +5877,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:5843: checking type of array argument to getgroups" >&5
+echo "configure:5881: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5847,7 +5885,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 5851 "configure"
+#line 5889 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -5872,7 +5910,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:5876: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5914: \"$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
@@ -5886,7 +5924,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 5890 "configure"
+#line 5928 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -5910,12 +5948,12 @@ EOF
 
 
 echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:5914: checking for mode_t" >&5
+echo "configure:5952: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5919 "configure"
+#line 5957 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5943,12 +5981,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:5947: checking for off_t" >&5
+echo "configure:5985: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5952 "configure"
+#line 5990 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -5976,12 +6014,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:5980: checking for pid_t" >&5
+echo "configure:6018: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5985 "configure"
+#line 6023 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6009,12 +6047,12 @@ EOF
 fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:6013: checking return type of signal handlers" >&5
+echo "configure:6051: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6018 "configure"
+#line 6056 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -6031,7 +6069,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:6035: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6073: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -6050,12 +6088,12 @@ EOF
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:6054: checking for size_t" >&5
+echo "configure:6092: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6059 "configure"
+#line 6097 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6083,12 +6121,12 @@ EOF
 fi
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:6087: checking for uid_t in sys/types.h" >&5
+echo "configure:6125: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6092 "configure"
+#line 6130 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -6117,12 +6155,12 @@ EOF
 fi
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:6121: checking for st_blksize in struct stat" >&5
+echo "configure:6159: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6126 "configure"
+#line 6164 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -6130,7 +6168,7 @@ int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:6134: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6172: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -6151,12 +6189,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:6155: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:6193: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6160 "configure"
+#line 6198 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -6165,7 +6203,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:6169: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6207: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -6186,12 +6224,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:6190: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:6228: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6195 "configure"
+#line 6233 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -6199,7 +6237,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:6203: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6241: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -6222,7 +6260,7 @@ fi
 
 
 echo $ac_n "checking if toupper() requires islower()""... $ac_c" 1>&6
-echo "configure:6226: checking if toupper() requires islower()" >&5
+echo "configure:6264: checking if toupper() requires islower()" >&5
 if eval "test \"`echo '$''{'ol_cv_c_upper_lower'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6231,7 +6269,7 @@ else
   ol_cv_c_upper_lower=safe
 else
   cat > conftest.$ac_ext <<EOF
-#line 6235 "configure"
+#line 6273 "configure"
 #include "confdefs.h"
 
 #include <ctype.h>
@@ -6243,7 +6281,7 @@ main()
                exit(1);
 }
 EOF
-if { (eval echo configure:6247: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6285: \"$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
@@ -6266,12 +6304,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:6270: checking for working const" >&5
+echo "configure:6308: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6275 "configure"
+#line 6313 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -6320,7 +6358,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:6324: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6362: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -6343,7 +6381,7 @@ fi
 
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:6347: checking for 8-bit clean memcmp" >&5
+echo "configure:6385: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6351,7 +6389,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6355 "configure"
+#line 6393 "configure"
 #include "confdefs.h"
 
 main()
@@ -6361,7 +6399,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:6365: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6403: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_memcmp_clean=yes
 else
@@ -6379,12 +6417,12 @@ echo "$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""... $ac_c" 1>&6
-echo "configure:6383: checking for strftime" >&5
+echo "configure:6421: checking for strftime" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strftime'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6388 "configure"
+#line 6426 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strftime(); below.  */
@@ -6407,7 +6445,7 @@ strftime();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6411: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6449: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strftime=yes"
 else
@@ -6429,7 +6467,7 @@ else
   echo "$ac_t""no" 1>&6
 # strftime is in -lintl on SCO UNIX.
 echo $ac_n "checking for strftime in -lintl""... $ac_c" 1>&6
-echo "configure:6433: checking for strftime in -lintl" >&5
+echo "configure:6471: checking for strftime in -lintl" >&5
 ac_lib_var=`echo intl'_'strftime | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6437,7 +6475,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6441 "configure"
+#line 6479 "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
@@ -6448,7 +6486,7 @@ int main() {
 strftime()
 ; return 0; }
 EOF
-if { (eval echo configure:6452: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6490: \"$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
@@ -6475,12 +6513,12 @@ fi
 fi
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:6479: checking for vprintf" >&5
+echo "configure:6517: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6484 "configure"
+#line 6522 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -6503,7 +6541,7 @@ vprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6507: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6545: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -6527,12 +6565,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:6531: checking for _doprnt" >&5
+echo "configure:6569: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6536 "configure"
+#line 6574 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -6555,7 +6593,7 @@ _doprnt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6559: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6597: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -6584,12 +6622,12 @@ if test $ac_cv_func_vprintf = yes ; then
                for ac_func in vsnprintf
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6588: checking for $ac_func" >&5
+echo "configure:6626: 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 6593 "configure"
+#line 6631 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6612,7 +6650,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6616: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6654: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6639,7 +6677,7 @@ done
 fi
 
 echo $ac_n "checking for wait3 that fills in rusage""... $ac_c" 1>&6
-echo "configure:6643: checking for wait3 that fills in rusage" >&5
+echo "configure:6681: checking for wait3 that fills in rusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_wait3_rusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6647,7 +6685,7 @@ else
   ac_cv_func_wait3_rusage=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 6651 "configure"
+#line 6689 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -6678,7 +6716,7 @@ main() {
   }
 }
 EOF
-if { (eval echo configure:6682: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6720: \"$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
@@ -6735,12 +6773,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6739: checking for $ac_func" >&5
+echo "configure:6777: 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 6744 "configure"
+#line 6782 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6763,7 +6801,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6767: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6805: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6791,12 +6829,12 @@ done
 for ac_func in getopt strdup tempnam
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6795: checking for $ac_func" >&5
+echo "configure:6833: 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 6800 "configure"
+#line 6838 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6819,7 +6857,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6823: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6861: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -6849,13 +6887,13 @@ done
 # Check Configuration
 
 echo $ac_n "checking declaration of sys_errlist""... $ac_c" 1>&6
-echo "configure:6853: checking declaration of sys_errlist" >&5
+echo "configure:6891: checking declaration of sys_errlist" >&5
 if eval "test \"`echo '$''{'ol_cv_dcl_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
        cat > conftest.$ac_ext <<EOF
-#line 6859 "configure"
+#line 6897 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -6865,7 +6903,7 @@ int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:6869: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6907: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_sys_errlist=yes
 else
@@ -6886,20 +6924,20 @@ if test $ol_cv_dcl_sys_errlist = no ; then
 EOF
 
        echo $ac_n "checking existence of sys_errlist""... $ac_c" 1>&6
-echo "configure:6890: checking existence of sys_errlist" >&5
+echo "configure:6928: checking existence of sys_errlist" >&5
        if eval "test \"`echo '$''{'ol_cv_have_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
                cat > conftest.$ac_ext <<EOF
-#line 6896 "configure"
+#line 6934 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:6903: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6941: \"$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 0f8893581c7aab8ba8df66ed3eea82c298c8aa4d..e1b6245509437b095e71852d3cf119207ccc1d28 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -667,16 +667,33 @@ if test $ol_with_threads = manual ; then
        AC_CHECK_HEADERS(thread.h synch.h)
 fi
 
-if test $ol_with_threads != no ; then
+if test $ol_with_threads != no ; then  
        dnl needed to get reentrant/threadsafe versions
        dnl
-       dnl hopefully this will not cause problems with
-       dnl non-threaded apps
-       dnl
        AC_DEFINE(_REENTRANT,1)
        AC_DEFINE(_THREAD_SAFE,1)
        AC_DEFINE(_THREADSAFE,1)
-fi
+
+       dnl this might cause the errno symbol to be
+       dnl replaced with a function to get a thread specific errno.
+       dnl check to see if everything needs to be compiled
+       dnl with the thread libraries
+       AC_CACHE_CHECK([for thread specific errno],
+               [ol_cv_errno_thread_specific], [
+               AC_TRY_LINK([
+#include <errno.h>
+                       ], [
+int x = errno;
+                       ],
+                       [ol_cv_errno_thread_specific=yes],
+                       [ol_cv_errno_thread_specific=no])
+       ])
+
+       if test $ol_cv_errno_thread_specific != yes ; then
+               LIBS="$LTHREAD_LIBS $LIBS"
+               LTHREAD_LIBS=""
+       fi
+fi  
 
 dnl ----------------------------------------------------------------