Replaced PREEMPTIVE_THREADS with HAVE_YIELDING_SELECT to clarify

the exact nature of the functionality being tested.  -DNO_THREADS
does NOT have a yield select, hence the macro is not defined.
The slapd/daemon code has been changed to test both no threads
and yielding select before using a timeout of NULL.

diff --git a/acconfig.h b/acconfig.h
index 27858537edf5411da24b4e345110c6464453712e..4f509eb72c3b4183c35cd858a15f09bb8c309568 100644 (file)
--- a/acconfig.h
+++ b/acconfig.h
@@ -69,9 +69,6 @@
 /* define if you have PP */
 #undef HAVE_PP
 
-/* define if you have a preemptive POSIX Threads implementation */
-#undef HAVE_PREEMPTIVE_PTHREADS
-
 /* define if you have POSIX Threads */
 #undef HAVE_PTHREADS
 
@@ -105,6 +102,9 @@
 /* define if you have XTPP */
 #undef HAVE_XTPP
 
+/* define this if select() implicitly yields in thread environments */
+#undef HAVE_YIELDING_SELECT
+
 /* define this for connectionless LDAP support */
 #undef LDAP_CONNECTIONLESS
 
@@ -147,9 +147,6 @@
 /* define this if you want no thread support */
 #undef NO_THREADS
 
-/* define this if the thread package is preemptive */
-#undef PREEMPTIVE_THREADS
-
 /* define this for ACL Group support */
 #undef SLAPD_ACLGROUPS
 

diff --git a/configure b/configure
index dec9b91a48c96475af6bf3ffbff58cfa8308646c..fec7664203c6c067e8f60a125e142b8b5abcc25e 100755 (executable)
--- a/configure
+++ b/configure
@@ -33,7 +33,7 @@ ac_help="$ac_help
 ac_help="$ac_help
   --with-threads       use threads (auto)"
 ac_help="$ac_help
-  --with-preemptive    thread implementation is preemptive (auto)"
+  --with-yielding-select       with implicitly yielding select (auto)"
 ac_help="$ac_help
 LDAPD Options:"
 ac_help="$ac_help
@@ -1042,10 +1042,10 @@ else
 fi
 # end --with-threads
 
-# OpenLDAP --with-preemptive
-       # Check whether --with-preemptive or --without-preemptive was given.
-if test "${with_preemptive+set}" = set; then
-  withval="$with_preemptive"
+# OpenLDAP --with-yielding_select
+       # Check whether --with-yielding_select or --without-yielding_select was given.
+if test "${with_yielding_select+set}" = set; then
+  withval="$with_yielding_select"
   
        ol_arg=invalid
        for ol_val in auto yes no manual  ; do
@@ -1054,14 +1054,14 @@ if test "${with_preemptive+set}" = set; then
                fi
        done
        if test "$ol_arg" = "invalid" ; then
-               { echo "configure: error: bad value $withval for --with-preemptive" 1>&2; exit 1; }
+               { echo "configure: error: bad value $withval for --with-yielding_select" 1>&2; exit 1; }
        fi
-       ol_with_preemptive="$ol_arg"
+       ol_with_yielding_select="$ol_arg"
 
 else
-       ol_with_preemptive="auto"
+       ol_with_yielding_select="auto"
 fi
-# end --with-preemptive
+# end --with-yielding_select
 
 
 
@@ -3533,8 +3533,8 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   
                                ol_link_threads=posix
                                LTHREAD_LIBS="$LTHREAD_LIBS -lpthread -lexc"
-                               if test $ol_with_preemptive = auto ; then
-                                       ol_with_preemptive=yes
+                               if test $ol_with_yielding_select = auto ; then
+                                       ol_with_yielding_select=yes
                                fi
                                
 else
@@ -3584,8 +3584,8 @@ if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
   
                                ol_link_threads=posix
                                LTHREAD_LIBS="$LTHREAD_LIBS -lpthreads -lmach -lexc -lc_r"
-                               if test $ol_with_preemptive = auto ; then
-                                       ol_with_preemptive=yes
+                               if test $ol_with_yielding_select = auto ; then
+                                       ol_with_yielding_select=yes
                                fi
                                
 else
@@ -4033,12 +4033,12 @@ fi
 done
 
 
-                                               if test $ol_with_preemptive = auto ; then
-                               echo $ac_n "checking for preemptive Pthread implementation""... $ac_c" 1>&6
-echo "configure:4039: checking for preemptive Pthread implementation" >&5
+                                               if test $ol_with_yielding_select = auto ; then
+                               echo $ac_n "checking if select yields""... $ac_c" 1>&6
+echo "configure:4039: checking if select yields" >&5
                                if test "$cross_compiling" = yes; then
   
-                               { echo "configure: error: crossing compiling: use --with-preemptive=yes|no|manual" 1>&2; exit 1; }
+                               { echo "configure: error: crossing compiling: use --with-yielding_select=yes|no|manual" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
 #line 4045 "configure"
@@ -4100,24 +4100,20 @@ int argc; char **argv;
 EOF
 if { (eval echo configure:4102: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
-  ol_pthread_preemptive=yes
+  ol_pthread_select_yields=yes
 else
   echo "configure: failed program was:" >&5
   cat conftest.$ac_ext >&5
   rm -fr conftest*
-  ol_pthread_preemptive=no
+  ol_pthread_select_yields=no
 fi
 rm -fr conftest*
 fi
 
-                               echo "$ac_t""$ol_pthread_preemptive" 1>&6
+                               echo "$ac_t""$ol_pthread_select_yields" 1>&6
 
-                               if test $ol_pthread_preemptive = yes ; then
-                                       cat >> confdefs.h <<\EOF
-#define HAVE_PREEMPTIVE_PTHREADS 1
-EOF
-
-                                       ol_with_preemptive=yes
+                               if test $ol_pthread_select_yields = yes ; then
+                                       ol_with_yielding_select=yes
                                fi
                        fi
 
@@ -4139,17 +4135,17 @@ if test $ol_with_threads = auto -o $ol_with_threads = mach ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4143: checking for $ac_hdr" >&5
+echo "configure:4139: 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 4148 "configure"
+#line 4144 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4153: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4149: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4179,12 +4175,12 @@ done
                ol_with_threads=found
 
                                echo $ac_n "checking for cthread_fork""... $ac_c" 1>&6
-echo "configure:4183: checking for cthread_fork" >&5
+echo "configure:4179: checking for cthread_fork" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cthread_fork'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4188 "configure"
+#line 4184 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cthread_fork(); below.  */
@@ -4207,7 +4203,7 @@ cthread_fork();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4211: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4207: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_cthread_fork=yes"
 else
@@ -4229,7 +4225,7 @@ fi
 
                if test $ol_link_threads = no ; then
                                                                        echo $ac_n "checking for cthread_fork with -all_load""... $ac_c" 1>&6
-echo "configure:4233: checking for cthread_fork with -all_load" >&5
+echo "configure:4229: checking for cthread_fork with -all_load" >&5
 if eval "test \"`echo '$''{'ol_cv_cthread_all_load'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4237,7 +4233,7 @@ else
                                                                save_LIBS="$LIBS"
                                LIBS="-all_load $LIBS"
                                cat > conftest.$ac_ext <<EOF
-#line 4241 "configure"
+#line 4237 "configure"
 #include "confdefs.h"
 #include <mach/cthreads.h>
 int main() {
@@ -4246,7 +4242,7 @@ int main() {
                                        
 ; return 0; }
 EOF
-if { (eval echo configure:4250: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4246: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ol_cv_cthread_all_load=yes
 else
@@ -4289,17 +4285,17 @@ if test $ol_with_threads = auto -o $ol_with_threads = lwp ; then
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4293: checking for $ac_hdr" >&5
+echo "configure:4289: 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 4298 "configure"
+#line 4294 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4303: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4299: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4327,7 +4323,7 @@ done
 
        if test $ac_cv_header_thread_h = yes -a $ac_cv_header_synch_h = yes ; then
                echo $ac_n "checking for thr_create in -lthread""... $ac_c" 1>&6
-echo "configure:4331: checking for thr_create in -lthread" >&5
+echo "configure:4327: checking for thr_create in -lthread" >&5
 ac_lib_var=`echo thread'_'thr_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4335,7 +4331,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lthread  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4339 "configure"
+#line 4335 "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
@@ -4346,7 +4342,7 @@ int main() {
 thr_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4350: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4346: \"$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
@@ -4376,8 +4372,8 @@ EOF
                        LTHREAD_LIBS="$LTHREAD_LIBS -lthread"
                        ol_link_threads=thr
 
-                       if test $ol_with_preemptive = auto ; then
-                               ol_with_preemptive=yes
+                       if test $ol_with_yielding_select = auto ; then
+                               ol_with_yielding_select=yes
                        fi
                fi
        fi
@@ -4386,17 +4382,17 @@ EOF
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4390: checking for $ac_hdr" >&5
+echo "configure:4386: 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 4395 "configure"
+#line 4391 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4400: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4396: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4424,7 +4420,7 @@ done
 
        if test $ac_cv_header_lwp_lwp_h = yes ; then
                echo $ac_n "checking for lwp_create in -llwp""... $ac_c" 1>&6
-echo "configure:4428: checking for lwp_create in -llwp" >&5
+echo "configure:4424: checking for lwp_create in -llwp" >&5
 ac_lib_var=`echo lwp'_'lwp_create | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4432,7 +4428,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-llwp  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4436 "configure"
+#line 4432 "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
@@ -4443,7 +4439,7 @@ int main() {
 lwp_create()
 ; return 0; }
 EOF
-if { (eval echo configure:4447: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4443: \"$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
@@ -4473,16 +4469,16 @@ EOF
                        LTHREAD_LIBS="$LTHREAD_LIBS -llwp"
                        ol_link_threads=lwp
 
-                       if test $ol_with_preemptive = auto ; then
-                               ol_with_preemptive=no
+                       if test $ol_with_yielding_select = auto ; then
+                               ol_with_yielding_select=no
                        fi
                fi
        fi
 fi
 
-if test $ol_with_preemptive = yes ; then
+if test $ol_with_yielding_select = yes ; then
        cat >> confdefs.h <<\EOF
-#define PREEMPTIVE_THREADS 1
+#define HAVE_YIELDING_SELECT 1
 EOF
 
 fi
@@ -4496,17 +4492,17 @@ 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:4500: checking for $ac_hdr" >&5
+echo "configure:4496: 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 4505 "configure"
+#line 4501 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4510: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4506: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4535,12 +4531,12 @@ done
        for ac_func in sched_yield pthread_yield
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4539: checking for $ac_func" >&5
+echo "configure:4535: 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 4544 "configure"
+#line 4540 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4563,7 +4559,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4567: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4563: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4589,7 +4585,7 @@ done
 
        
 echo $ac_n "checking for LinuxThreads""... $ac_c" 1>&6
-echo "configure:4593: checking for LinuxThreads" >&5
+echo "configure:4589: checking for LinuxThreads" >&5
 if eval "test \"`echo '$''{'ol_cv_linux_threads'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4610,17 +4606,17 @@ echo "$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:4614: checking for $ac_hdr" >&5
+echo "configure:4610: 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 4619 "configure"
+#line 4615 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4624: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4620: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4650,17 +4646,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4654: checking for $ac_hdr" >&5
+echo "configure:4650: 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 4659 "configure"
+#line 4655 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4664: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4660: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4690,17 +4686,17 @@ done
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:4694: checking for $ac_hdr" >&5
+echo "configure:4690: 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 4699 "configure"
+#line 4695 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4704: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4700: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4743,13 +4739,13 @@ EOF
 
 
                                        echo $ac_n "checking for thread specific errno""... $ac_c" 1>&6
-echo "configure:4747: checking for thread specific errno" >&5
+echo "configure:4743: checking for thread specific errno" >&5
 if eval "test \"`echo '$''{'ol_cv_errno_thread_specific'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
                cat > conftest.$ac_ext <<EOF
-#line 4753 "configure"
+#line 4749 "configure"
 #include "confdefs.h"
 
 #include <errno.h>
@@ -4760,7 +4756,7 @@ int x = errno;
                        
 ; return 0; }
 EOF
-if { (eval echo configure:4764: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4760: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   ol_cv_errno_thread_specific=yes
 else
@@ -4794,10 +4790,6 @@ if test $ol_link_threads = no ; then
 
        cat >> confdefs.h <<\EOF
 #define NO_THREADS 1
-EOF
-
-       cat >> confdefs.h <<\EOF
-#define PREEMPTIVE_THREADS 1
 EOF
 
        LTHREAD_LIBS=""
@@ -4806,13 +4798,13 @@ 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""... $ac_c" 1>&6
-echo "configure:4810: checking for DB2 library" >&5
+echo "configure:4802: checking for DB2 library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4816: checking for db_open in -ldb" >&5
+echo "configure:4808: checking for db_open in -ldb" >&5
 ac_lib_var=`echo db'_'db_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4820,7 +4812,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4824 "configure"
+#line 4816 "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
@@ -4831,7 +4823,7 @@ int main() {
 db_open()
 ; return 0; }
 EOF
-if { (eval echo configure:4835: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:4827: \"$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
@@ -4862,17 +4854,17 @@ 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:4866: checking for $ac_hdr" >&5
+echo "configure:4858: 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 4871 "configure"
+#line 4863 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:4876: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:4868: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -4900,13 +4892,13 @@ done
 
 if test $ac_cv_header_db_h = yes ; then
        echo $ac_n "checking if db.h is DB2""... $ac_c" 1>&6
-echo "configure:4904: checking if db.h is DB2" >&5
+echo "configure:4896: checking if db.h is DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_header_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
                cat > conftest.$ac_ext <<EOF
-#line 4910 "configure"
+#line 4902 "configure"
 #include "confdefs.h"
 
 #                      include <db.h>
@@ -4938,7 +4930,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB2""... $ac_c" 1>&6
-echo "configure:4942: checking for Berkeley DB2" >&5
+echo "configure:4934: checking for Berkeley DB2" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db2'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4984,18 +4976,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = db ; then
        echo $ac_n "checking for Berkeley DB library""... $ac_c" 1>&6
-echo "configure:4988: checking for Berkeley DB library" >&5
+echo "configure:4980: checking for Berkeley DB library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:4994: checking for dbopen" >&5
+echo "configure:4986: checking for dbopen" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbopen'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4999 "configure"
+#line 4991 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbopen(); below.  */
@@ -5018,7 +5010,7 @@ dbopen();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5022: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5014: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_dbopen=yes"
 else
@@ -5037,7 +5029,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for dbopen in -ldb""... $ac_c" 1>&6
-echo "configure:5041: checking for dbopen in -ldb" >&5
+echo "configure:5033: checking for dbopen in -ldb" >&5
 ac_lib_var=`echo db'_'dbopen | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5045,7 +5037,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldb  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5049 "configure"
+#line 5041 "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
@@ -5056,7 +5048,7 @@ int main() {
 dbopen()
 ; return 0; }
 EOF
-if { (eval echo configure:5060: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5052: \"$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
@@ -5091,17 +5083,17 @@ 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:5095: checking for $ac_hdr" >&5
+echo "configure:5087: 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 5100 "configure"
+#line 5092 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5105: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5097: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5137,7 +5129,7 @@ fi
 
  
  echo $ac_n "checking for Berkeley DB""... $ac_c" 1>&6
-echo "configure:5141: checking for Berkeley DB" >&5
+echo "configure:5133: checking for Berkeley DB" >&5
 if eval "test \"`echo '$''{'ol_cv_berkeley_db'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5190,17 +5182,17 @@ 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:5194: checking for $ac_hdr" >&5
+echo "configure:5186: 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 5199 "configure"
+#line 5191 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5204: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5196: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5235,18 +5227,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = gdbm ; then
        echo $ac_n "checking for GDBM library""... $ac_c" 1>&6
-echo "configure:5239: checking for GDBM library" >&5
+echo "configure:5231: checking for GDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:5245: checking for gdbm_open" >&5
+echo "configure:5237: checking for gdbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gdbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5250 "configure"
+#line 5242 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gdbm_open(); below.  */
@@ -5269,7 +5261,7 @@ gdbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5273: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5265: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_gdbm_open=yes"
 else
@@ -5288,7 +5280,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for gdbm_open in -lgdbm""... $ac_c" 1>&6
-echo "configure:5292: checking for gdbm_open in -lgdbm" >&5
+echo "configure:5284: checking for gdbm_open in -lgdbm" >&5
 ac_lib_var=`echo gdbm'_'gdbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5296,7 +5288,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lgdbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5300 "configure"
+#line 5292 "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
@@ -5307,7 +5299,7 @@ int main() {
 gdbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:5311: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5303: \"$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
@@ -5342,17 +5334,17 @@ 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:5346: checking for $ac_hdr" >&5
+echo "configure:5338: 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 5351 "configure"
+#line 5343 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5356: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5348: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5379,7 +5371,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:5383: checking for db" >&5
+echo "configure:5375: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_gdbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5413,18 +5405,18 @@ fi
 
 if test $ol_with_ldbm_api = auto -o $ol_with_ldbm_api = ndbm ; then
        echo $ac_n "checking for NDBM library""... $ac_c" 1>&6
-echo "configure:5417: checking for NDBM library" >&5
+echo "configure:5409: checking for NDBM library" >&5
 if eval "test \"`echo '$''{'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""... $ac_c" 1>&6
-echo "configure:5423: checking for dbm_open" >&5
+echo "configure:5415: checking for dbm_open" >&5
 if eval "test \"`echo '$''{'ac_cv_func_dbm_open'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5428 "configure"
+#line 5420 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char dbm_open(); below.  */
@@ -5447,7 +5439,7 @@ dbm_open();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5451: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5443: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_dbm_open=yes"
 else
@@ -5466,7 +5458,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for dbm_open in -lndbm""... $ac_c" 1>&6
-echo "configure:5470: checking for dbm_open in -lndbm" >&5
+echo "configure:5462: checking for dbm_open in -lndbm" >&5
 ac_lib_var=`echo ndbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5474,7 +5466,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lndbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5478 "configure"
+#line 5470 "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
@@ -5485,7 +5477,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:5489: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5481: \"$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
@@ -5505,7 +5497,7 @@ else
   echo "$ac_t""no" 1>&6
 
                        echo $ac_n "checking for dbm_open in -ldbm""... $ac_c" 1>&6
-echo "configure:5509: checking for dbm_open in -ldbm" >&5
+echo "configure:5501: checking for dbm_open in -ldbm" >&5
 ac_lib_var=`echo dbm'_'dbm_open | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5513,7 +5505,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldbm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5517 "configure"
+#line 5509 "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
@@ -5524,7 +5516,7 @@ int main() {
 dbm_open()
 ; return 0; }
 EOF
-if { (eval echo configure:5528: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5520: \"$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
@@ -5561,17 +5553,17 @@ 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:5565: checking for $ac_hdr" >&5
+echo "configure:5557: 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 5562 "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 $ac_try) 2>&5; }
+{ (eval echo configure:5567: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5598,7 +5590,7 @@ fi
 done
 
  echo $ac_n "checking for db""... $ac_c" 1>&6
-echo "configure:5602: checking for db" >&5
+echo "configure:5594: checking for db" >&5
 if eval "test \"`echo '$''{'ol_cv_ndbm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5621,13 +5613,13 @@ EOF
 
 
        if test $ol_cv_ndbm = yes ; then
-               ol_link_ldbm=ndbm
-               ol_with_ldbm_api=ndbm
-
-               if test $ol_with_ldbm_api = ndbm ; then
+               if test $ol_with_ldbm_api = auto ; then
                        echo "configure: warning: Attempting to use NDBM.  Functionality will be limited." 1>&2
                fi
 
+               ol_link_ldbm=ndbm
+               ol_with_ldbm_api=ndbm
+
                if test $ol_cv_lib_ndbm != yes ; then
                        LDBM_LIBS="$LDBM_LIBS $ol_cv_lib_ndbm"
                fi
@@ -5646,7 +5638,7 @@ fi
 
 if test $ol_enable_wrappers = yes ; then
        echo $ac_n "checking for hosts_access in -lwrap""... $ac_c" 1>&6
-echo "configure:5650: checking for hosts_access in -lwrap" >&5
+echo "configure:5642: checking for hosts_access in -lwrap" >&5
 ac_lib_var=`echo wrap'_'hosts_access | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5654,7 +5646,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lwrap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5658 "configure"
+#line 5650 "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
@@ -5665,7 +5657,7 @@ int main() {
 hosts_access()
 ; return 0; }
 EOF
-if { (eval echo configure:5669: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5661: \"$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
@@ -5711,17 +5703,17 @@ 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:5715: checking for $ac_hdr" >&5
+echo "configure:5707: 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 5720 "configure"
+#line 5712 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5725: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5717: \"$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 +5742,7 @@ done
 
 if test $ol_link_termcap = no ; then
        echo $ac_n "checking for tputs in -ltermcap""... $ac_c" 1>&6
-echo "configure:5754: checking for tputs in -ltermcap" >&5
+echo "configure:5746: checking for tputs in -ltermcap" >&5
 ac_lib_var=`echo termcap'_'tputs | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5758,7 +5750,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ltermcap  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5762 "configure"
+#line 5754 "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
@@ -5769,7 +5761,7 @@ int main() {
 tputs()
 ; return 0; }
 EOF
-if { (eval echo configure:5773: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5765: \"$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
@@ -5802,7 +5794,7 @@ fi
 
 if test $ol_link_termcap = no ; then
        echo $ac_n "checking for initscr in -lncurses""... $ac_c" 1>&6
-echo "configure:5806: checking for initscr in -lncurses" >&5
+echo "configure:5798: checking for initscr in -lncurses" >&5
 ac_lib_var=`echo ncurses'_'initscr | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5810,7 +5802,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lncurses  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5814 "configure"
+#line 5806 "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
@@ -5821,7 +5813,7 @@ int main() {
 initscr()
 ; return 0; }
 EOF
-if { (eval echo configure:5825: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5817: \"$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
@@ -5863,12 +5855,12 @@ fi
 # FreeBSD (and others) have crypt(3) in -lcrypt
 if test $ol_enable_crypt != no ; then
        echo $ac_n "checking for crypt""... $ac_c" 1>&6
-echo "configure:5867: checking for crypt" >&5
+echo "configure:5859: checking for crypt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_crypt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5872 "configure"
+#line 5864 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char crypt(); below.  */
@@ -5891,7 +5883,7 @@ crypt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5895: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5887: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_crypt=yes"
 else
@@ -5910,7 +5902,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for crypt in -lcrypt""... $ac_c" 1>&6
-echo "configure:5914: checking for crypt in -lcrypt" >&5
+echo "configure:5906: checking for crypt in -lcrypt" >&5
 ac_lib_var=`echo crypt'_'crypt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5918,7 +5910,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lcrypt  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5922 "configure"
+#line 5914 "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
@@ -5929,7 +5921,7 @@ int main() {
 crypt()
 ; return 0; }
 EOF
-if { (eval echo configure:5933: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5925: \"$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
@@ -5973,12 +5965,12 @@ fi
 # FreeBSD (and others) have setproctitle(3) in -lutil
 if test $ol_enable_proctitle != no ; then
        echo $ac_n "checking for setproctitle""... $ac_c" 1>&6
-echo "configure:5977: checking for setproctitle" >&5
+echo "configure:5969: checking for setproctitle" >&5
 if eval "test \"`echo '$''{'ac_cv_func_setproctitle'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5982 "configure"
+#line 5974 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char setproctitle(); below.  */
@@ -6001,7 +5993,7 @@ setproctitle();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6005: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:5997: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_setproctitle=yes"
 else
@@ -6020,7 +6012,7 @@ else
   echo "$ac_t""no" 1>&6
 
                echo $ac_n "checking for setproctitle in -lutil""... $ac_c" 1>&6
-echo "configure:6024: checking for setproctitle in -lutil" >&5
+echo "configure:6016: checking for setproctitle in -lutil" >&5
 ac_lib_var=`echo util'_'setproctitle | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6028,7 +6020,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6032 "configure"
+#line 6024 "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
@@ -6039,7 +6031,7 @@ int main() {
 setproctitle()
 ; return 0; }
 EOF
-if { (eval echo configure:6043: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6035: \"$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
@@ -6074,12 +6066,12 @@ EOF
 fi
 
 echo $ac_n "checking for ANSI C header files""... $ac_c" 1>&6
-echo "configure:6078: checking for ANSI C header files" >&5
+echo "configure:6070: checking for ANSI C header files" >&5
 if eval "test \"`echo '$''{'ac_cv_header_stdc'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6083 "configure"
+#line 6075 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 #include <stdarg.h>
@@ -6087,7 +6079,7 @@ else
 #include <float.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6091: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6083: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6104,7 +6096,7 @@ 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 6108 "configure"
+#line 6100 "configure"
 #include "confdefs.h"
 #include <string.h>
 EOF
@@ -6122,7 +6114,7 @@ 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 6126 "configure"
+#line 6118 "configure"
 #include "confdefs.h"
 #include <stdlib.h>
 EOF
@@ -6143,7 +6135,7 @@ if test "$cross_compiling" = yes; then
   :
 else
   cat > conftest.$ac_ext <<EOF
-#line 6147 "configure"
+#line 6139 "configure"
 #include "confdefs.h"
 #include <ctype.h>
 #define ISLOWER(c) ('a' <= (c) && (c) <= 'z')
@@ -6154,7 +6146,7 @@ if (XOR (islower (i), ISLOWER (i)) || toupper (i) != TOUPPER (i)) exit(2);
 exit (0); }
 
 EOF
-if { (eval echo configure:6158: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6150: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -6187,12 +6179,12 @@ for ac_hdr in dirent.h sys/ndir.h sys/dir.h ndir.h
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr that defines DIR""... $ac_c" 1>&6
-echo "configure:6191: checking for $ac_hdr that defines DIR" >&5
+echo "configure:6183: 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 6196 "configure"
+#line 6188 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_hdr>
@@ -6200,7 +6192,7 @@ int main() {
 DIR *dirp = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:6204: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6196: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   eval "ac_cv_header_dirent_$ac_safe=yes"
 else
@@ -6225,7 +6217,7 @@ 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""... $ac_c" 1>&6
-echo "configure:6229: checking for opendir in -ldir" >&5
+echo "configure:6221: checking for opendir in -ldir" >&5
 ac_lib_var=`echo dir'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6233,7 +6225,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldir  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6237 "configure"
+#line 6229 "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
@@ -6244,7 +6236,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:6248: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6240: \"$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
@@ -6266,7 +6258,7 @@ fi
 
 else
 echo $ac_n "checking for opendir in -lx""... $ac_c" 1>&6
-echo "configure:6270: checking for opendir in -lx" >&5
+echo "configure:6262: checking for opendir in -lx" >&5
 ac_lib_var=`echo x'_'opendir | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6274,7 +6266,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lx  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6278 "configure"
+#line 6270 "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
@@ -6285,7 +6277,7 @@ int main() {
 opendir()
 ; return 0; }
 EOF
-if { (eval echo configure:6289: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6281: \"$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
@@ -6308,12 +6300,12 @@ fi
 fi
 
 echo $ac_n "checking for sys/wait.h that is POSIX.1 compatible""... $ac_c" 1>&6
-echo "configure:6312: checking for sys/wait.h that is POSIX.1 compatible" >&5
+echo "configure:6304: checking for sys/wait.h that is POSIX.1 compatible" >&5
 if eval "test \"`echo '$''{'ac_cv_header_sys_wait_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6317 "configure"
+#line 6309 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/wait.h>
@@ -6329,7 +6321,7 @@ wait (&s);
 s = WIFEXITED (s) ? WEXITSTATUS (s) : 1;
 ; return 0; }
 EOF
-if { (eval echo configure:6333: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6325: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_sys_wait_h=yes
 else
@@ -6350,12 +6342,12 @@ EOF
 fi
 
 echo $ac_n "checking POSIX termios""... $ac_c" 1>&6
-echo "configure:6354: checking POSIX termios" >&5
+echo "configure:6346: checking POSIX termios" >&5
 if eval "test \"`echo '$''{'am_cv_sys_posix_termios'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6359 "configure"
+#line 6351 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <unistd.h>
@@ -6365,7 +6357,7 @@ int main() {
    tcgetattr(0, 0);
 ; return 0; }
 EOF
-if { (eval echo configure:6369: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:6361: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   am_cv_sys_posix_termios=yes
 else
@@ -6381,7 +6373,7 @@ echo "$ac_t""$am_cv_sys_posix_termios" 1>&6
 
 
  echo $ac_n "checking whether use of TIOCGWINSZ requires sys/ioctl.h""... $ac_c" 1>&6
-echo "configure:6385: checking whether use of TIOCGWINSZ requires sys/ioctl.h" >&5
+echo "configure:6377: checking whether use of TIOCGWINSZ requires sys/ioctl.h" >&5
 if eval "test \"`echo '$''{'am_cv_sys_tiocgwinsz_needs_sys_ioctl_h'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6390,7 +6382,7 @@ else
   gwinsz_in_termios_h=no
   if test $am_cv_sys_posix_termios = yes; then
     cat > conftest.$ac_ext <<EOF
-#line 6394 "configure"
+#line 6386 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #     include <termios.h>
@@ -6410,7 +6402,7 @@ rm -f conftest*
 
   if test $gwinsz_in_termios_h = no; then
     cat > conftest.$ac_ext <<EOF
-#line 6414 "configure"
+#line 6406 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #     include <sys/ioctl.h>
@@ -6478,17 +6470,17 @@ 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:6482: checking for $ac_hdr" >&5
+echo "configure:6474: 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 6487 "configure"
+#line 6479 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6492: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6484: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6516,12 +6508,12 @@ done
 
 
 echo $ac_n "checking for uid_t in sys/types.h""... $ac_c" 1>&6
-echo "configure:6520: checking for uid_t in sys/types.h" >&5
+echo "configure:6512: checking for uid_t in sys/types.h" >&5
 if eval "test \"`echo '$''{'ac_cv_type_uid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6525 "configure"
+#line 6517 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 EOF
@@ -6550,7 +6542,7 @@ EOF
 fi
 
 echo $ac_n "checking type of array argument to getgroups""... $ac_c" 1>&6
-echo "configure:6554: checking type of array argument to getgroups" >&5
+echo "configure:6546: checking type of array argument to getgroups" >&5
 if eval "test \"`echo '$''{'ac_cv_type_getgroups'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6558,7 +6550,7 @@ else
   ac_cv_type_getgroups=cross
 else
   cat > conftest.$ac_ext <<EOF
-#line 6562 "configure"
+#line 6554 "configure"
 #include "confdefs.h"
 
 /* Thanks to Mike Rendell for this test.  */
@@ -6583,7 +6575,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:6587: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6579: \"$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
@@ -6597,7 +6589,7 @@ fi
 
 if test $ac_cv_type_getgroups = cross; then
         cat > conftest.$ac_ext <<EOF
-#line 6601 "configure"
+#line 6593 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 EOF
@@ -6620,12 +6612,12 @@ cat >> confdefs.h <<EOF
 EOF
 
  echo $ac_n "checking for mode_t""... $ac_c" 1>&6
-echo "configure:6624: checking for mode_t" >&5
+echo "configure:6616: checking for mode_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_mode_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6629 "configure"
+#line 6621 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6653,12 +6645,12 @@ EOF
 fi
 
 echo $ac_n "checking for off_t""... $ac_c" 1>&6
-echo "configure:6657: checking for off_t" >&5
+echo "configure:6649: checking for off_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_off_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6662 "configure"
+#line 6654 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6686,12 +6678,12 @@ EOF
 fi
 
 echo $ac_n "checking for pid_t""... $ac_c" 1>&6
-echo "configure:6690: checking for pid_t" >&5
+echo "configure:6682: checking for pid_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_pid_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6695 "configure"
+#line 6687 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6719,19 +6711,19 @@ EOF
 fi
 
 echo $ac_n "checking for ptrdiff_t""... $ac_c" 1>&6
-echo "configure:6723: checking for ptrdiff_t" >&5
+echo "configure:6715: checking for ptrdiff_t" >&5
 if eval "test \"`echo '$''{'am_cv_type_ptrdiff_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6728 "configure"
+#line 6720 "configure"
 #include "confdefs.h"
 #include <stddef.h>
 int main() {
 ptrdiff_t p
 ; return 0; }
 EOF
-if { (eval echo configure:6735: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6727: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   am_cv_type_ptrdiff_t=yes
 else
@@ -6752,12 +6744,12 @@ EOF
    fi
 
 echo $ac_n "checking return type of signal handlers""... $ac_c" 1>&6
-echo "configure:6756: checking return type of signal handlers" >&5
+echo "configure:6748: checking return type of signal handlers" >&5
 if eval "test \"`echo '$''{'ac_cv_type_signal'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6761 "configure"
+#line 6753 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <signal.h>
@@ -6774,7 +6766,7 @@ int main() {
 int i;
 ; return 0; }
 EOF
-if { (eval echo configure:6778: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6770: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_type_signal=void
 else
@@ -6793,12 +6785,12 @@ EOF
 
 
 echo $ac_n "checking for size_t""... $ac_c" 1>&6
-echo "configure:6797: checking for size_t" >&5
+echo "configure:6789: checking for size_t" >&5
 if eval "test \"`echo '$''{'ac_cv_type_size_t'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6802 "configure"
+#line 6794 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6826,12 +6818,12 @@ EOF
 fi
 
 echo $ac_n "checking for st_blksize in struct stat""... $ac_c" 1>&6
-echo "configure:6830: checking for st_blksize in struct stat" >&5
+echo "configure:6822: checking for st_blksize in struct stat" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_st_blksize'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6835 "configure"
+#line 6827 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/stat.h>
@@ -6839,7 +6831,7 @@ int main() {
 struct stat s; s.st_blksize;
 ; return 0; }
 EOF
-if { (eval echo configure:6843: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6835: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_st_blksize=yes
 else
@@ -6860,12 +6852,12 @@ EOF
 fi
 
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:6864: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:6856: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"`echo '$''{'ac_cv_header_time'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6869 "configure"
+#line 6861 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -6874,7 +6866,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:6878: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6870: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -6895,12 +6887,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:6899: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:6891: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6904 "configure"
+#line 6896 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -6908,7 +6900,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:6912: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:6904: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -6931,7 +6923,7 @@ fi
 
 
 echo $ac_n "checking if toupper() requires islower()""... $ac_c" 1>&6
-echo "configure:6935: checking if toupper() requires islower()" >&5
+echo "configure:6927: checking if toupper() requires islower()" >&5
 if eval "test \"`echo '$''{'ol_cv_c_upper_lower'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6940,7 +6932,7 @@ else
   ol_cv_c_upper_lower=safe
 else
   cat > conftest.$ac_ext <<EOF
-#line 6944 "configure"
+#line 6936 "configure"
 #include "confdefs.h"
 
 #include <ctype.h>
@@ -6952,7 +6944,7 @@ main()
                exit(1);
 }
 EOF
-if { (eval echo configure:6956: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6948: \"$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
@@ -6975,12 +6967,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:6979: checking for working const" >&5
+echo "configure:6971: checking for working const" >&5
 if eval "test \"`echo '$''{'ac_cv_c_const'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6984 "configure"
+#line 6976 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -7029,7 +7021,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:7033: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7025: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -7057,14 +7049,14 @@ EOF
 
 else
        echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:7061: checking whether byte ordering is bigendian" >&5
+echo "configure:7053: checking whether byte ordering is bigendian" >&5
 if eval "test \"`echo '$''{'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 7068 "configure"
+#line 7060 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -7075,11 +7067,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:7079: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7071: \"$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 7083 "configure"
+#line 7075 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -7090,7 +7082,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:7094: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:7086: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -7110,7 +7102,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7114 "configure"
+#line 7106 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -7123,7 +7115,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:7127: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7119: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -7147,7 +7139,7 @@ EOF
 fi
 
        echo $ac_n "checking size of short""... $ac_c" 1>&6
-echo "configure:7151: checking size of short" >&5
+echo "configure:7143: checking size of short" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7155,7 +7147,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7159 "configure"
+#line 7151 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -7166,7 +7158,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7170: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7162: \"$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
@@ -7186,7 +7178,7 @@ EOF
 
  
        echo $ac_n "checking size of int""... $ac_c" 1>&6
-echo "configure:7190: checking size of int" >&5
+echo "configure:7182: checking size of int" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7194,7 +7186,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7198 "configure"
+#line 7190 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -7205,7 +7197,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7209: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7201: \"$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
@@ -7225,7 +7217,7 @@ EOF
 
  
        echo $ac_n "checking size of long""... $ac_c" 1>&6
-echo "configure:7229: checking size of long" >&5
+echo "configure:7221: checking size of long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7233,7 +7225,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 7237 "configure"
+#line 7229 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -7244,7 +7236,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7248: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7240: \"$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
@@ -7266,7 +7258,7 @@ EOF
 fi
 
 echo $ac_n "checking for 8-bit clean memcmp""... $ac_c" 1>&6
-echo "configure:7270: checking for 8-bit clean memcmp" >&5
+echo "configure:7262: checking for 8-bit clean memcmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_memcmp_clean'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7274,7 +7266,7 @@ else
   ac_cv_func_memcmp_clean=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 7278 "configure"
+#line 7270 "configure"
 #include "confdefs.h"
 
 main()
@@ -7284,7 +7276,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:7288: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7280: \"$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
@@ -7305,17 +7297,17 @@ test $ac_cv_func_memcmp_clean = no && LIBOBJS="$LIBOBJS memcmp.o"
 do
 ac_safe=`echo "$ac_hdr" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for $ac_hdr""... $ac_c" 1>&6
-echo "configure:7309: checking for $ac_hdr" >&5
+echo "configure:7301: 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 7314 "configure"
+#line 7306 "configure"
 #include "confdefs.h"
 #include <$ac_hdr>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7319: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7311: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -7344,12 +7336,12 @@ done
  for ac_func in alarm
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7348: checking for $ac_func" >&5
+echo "configure:7340: 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 7353 "configure"
+#line 7345 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7372,7 +7364,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7376: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7368: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7397,7 +7389,7 @@ fi
 done
 
  echo $ac_n "checking for working mktime""... $ac_c" 1>&6
-echo "configure:7401: checking for working mktime" >&5
+echo "configure:7393: checking for working mktime" >&5
 if eval "test \"`echo '$''{'am_cv_func_working_mktime'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7405,7 +7397,7 @@ else
             am_cv_func_working_mktime=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 7409 "configure"
+#line 7401 "configure"
 #include "confdefs.h"
 /* Test program from Paul Eggert (eggert@twinsun.com)
    and Tony Leneis (tony@plaza.ds.adp.com).  */
@@ -7528,7 +7520,7 @@ main ()
 }
              
 EOF
-if { (eval echo configure:7532: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7524: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
             am_cv_func_working_mktime=yes
 else
@@ -7548,12 +7540,12 @@ echo "$ac_t""$am_cv_func_working_mktime" 1>&6
     LIBOBJS="$LIBOBJS mktime.o"
   fi
  echo $ac_n "checking for strftime""... $ac_c" 1>&6
-echo "configure:7552: checking for strftime" >&5
+echo "configure:7544: checking for strftime" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strftime'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7557 "configure"
+#line 7549 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strftime(); below.  */
@@ -7576,7 +7568,7 @@ strftime();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7580: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7572: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_strftime=yes"
 else
@@ -7598,7 +7590,7 @@ else
   echo "$ac_t""no" 1>&6
 # strftime is in -lintl on SCO UNIX.
 echo $ac_n "checking for strftime in -lintl""... $ac_c" 1>&6
-echo "configure:7602: checking for strftime in -lintl" >&5
+echo "configure:7594: checking for strftime in -lintl" >&5
 ac_lib_var=`echo intl'_'strftime | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7606,7 +7598,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lintl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7610 "configure"
+#line 7602 "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
@@ -7617,7 +7609,7 @@ int main() {
 strftime()
 ; return 0; }
 EOF
-if { (eval echo configure:7621: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7613: \"$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
@@ -7644,7 +7636,7 @@ fi
 fi
 
 echo $ac_n "checking for working strtod""... $ac_c" 1>&6
-echo "configure:7648: checking for working strtod" >&5
+echo "configure:7640: checking for working strtod" >&5
 if eval "test \"`echo '$''{'am_cv_func_strtod'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7652,7 +7644,7 @@ else
   am_cv_func_strtod=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 7656 "configure"
+#line 7648 "configure"
 #include "confdefs.h"
 
 double strtod ();
@@ -7682,7 +7674,7 @@ main()
 }
 
 EOF
-if { (eval echo configure:7686: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7678: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
 then
   am_cv_func_strtod=yes
 else
@@ -7703,12 +7695,12 @@ if test $am_cv_func_strtod = no; then
   for ac_func in pow
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7707: checking for $ac_func" >&5
+echo "configure:7699: 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 7712 "configure"
+#line 7704 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7731,7 +7723,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7735: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7727: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7757,7 +7749,7 @@ done
 
   if test $ac_cv_func_pow = no; then
     echo $ac_n "checking for pow in -lm""... $ac_c" 1>&6
-echo "configure:7761: checking for pow in -lm" >&5
+echo "configure:7753: checking for pow in -lm" >&5
 ac_lib_var=`echo m'_'pow | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7765,7 +7757,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7769 "configure"
+#line 7761 "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
@@ -7776,7 +7768,7 @@ int main() {
 pow()
 ; return 0; }
 EOF
-if { (eval echo configure:7780: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7772: \"$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
@@ -7801,12 +7793,12 @@ fi
 fi
 
 echo $ac_n "checking for vprintf""... $ac_c" 1>&6
-echo "configure:7805: checking for vprintf" >&5
+echo "configure:7797: checking for vprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7810 "configure"
+#line 7802 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vprintf(); below.  */
@@ -7829,7 +7821,7 @@ vprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7833: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7825: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_vprintf=yes"
 else
@@ -7853,12 +7845,12 @@ fi
 
 if test "$ac_cv_func_vprintf" != yes; then
 echo $ac_n "checking for _doprnt""... $ac_c" 1>&6
-echo "configure:7857: checking for _doprnt" >&5
+echo "configure:7849: checking for _doprnt" >&5
 if eval "test \"`echo '$''{'ac_cv_func__doprnt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7862 "configure"
+#line 7854 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char _doprnt(); below.  */
@@ -7881,7 +7873,7 @@ _doprnt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7885: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7877: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func__doprnt=yes"
 else
@@ -7910,12 +7902,12 @@ 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:7914: checking for $ac_func" >&5
+echo "configure:7906: 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 7919 "configure"
+#line 7911 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7938,7 +7930,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7942: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:7934: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -7965,7 +7957,7 @@ done
 fi
 
 echo $ac_n "checking for wait3 that fills in rusage""... $ac_c" 1>&6
-echo "configure:7969: checking for wait3 that fills in rusage" >&5
+echo "configure:7961: checking for wait3 that fills in rusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_wait3_rusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7973,7 +7965,7 @@ else
   ac_cv_func_wait3_rusage=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 7977 "configure"
+#line 7969 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -8004,7 +7996,7 @@ main() {
   }
 }
 EOF
-if { (eval echo configure:8008: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:8000: \"$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
@@ -8059,12 +8051,12 @@ for ac_func in \
 
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8063: checking for $ac_func" >&5
+echo "configure:8055: 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 8068 "configure"
+#line 8060 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8087,7 +8079,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8091: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:8083: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8115,12 +8107,12 @@ done
 for ac_func in getopt strdup tempnam
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:8119: checking for $ac_func" >&5
+echo "configure:8111: 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 8124 "configure"
+#line 8116 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -8143,7 +8135,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:8147: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:8139: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -8173,13 +8165,13 @@ done
 # Check Configuration
 
 echo $ac_n "checking declaration of sys_errlist""... $ac_c" 1>&6
-echo "configure:8177: checking declaration of sys_errlist" >&5
+echo "configure:8169: checking declaration of sys_errlist" >&5
 if eval "test \"`echo '$''{'ol_cv_dcl_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
        cat > conftest.$ac_ext <<EOF
-#line 8183 "configure"
+#line 8175 "configure"
 #include "confdefs.h"
 
 #include <stdio.h>
@@ -8189,7 +8181,7 @@ int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:8193: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:8185: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ol_cv_dcl_sys_errlist=yes
 else
@@ -8210,20 +8202,20 @@ if test $ol_cv_dcl_sys_errlist = no ; then
 EOF
 
        echo $ac_n "checking existence of sys_errlist""... $ac_c" 1>&6
-echo "configure:8214: checking existence of sys_errlist" >&5
+echo "configure:8206: checking existence of sys_errlist" >&5
        if eval "test \"`echo '$''{'ol_cv_have_sys_errlist'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   
                cat > conftest.$ac_ext <<EOF
-#line 8220 "configure"
+#line 8212 "configure"
 #include "confdefs.h"
 #include <errno.h>
 int main() {
 char *c = (char *) *sys_errlist
 ; return 0; }
 EOF
-if { (eval echo configure:8227: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest; then
+if { (eval echo configure:8219: \"$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 048bf035ae40120d1c79bb117d401de6f0abd1e5..d521f5bb0e7a0c02135e1aecb7f167ffc8b92afc 100644 (file)
--- a/configure.in
+++ b/configure.in
@@ -42,7 +42,7 @@ OL_ARG_WITH(kerberos,[  --with-kerberos       use Kerberos],
        auto, [auto k5 k4 afs yes no])
 OL_ARG_WITH(threads,[  --with-threads  use threads],
        auto, [auto posix mach lwp yes no manual] )
-OL_ARG_WITH(preemptive,[  --with-preemptive    thread implementation is preemptive],
+OL_ARG_WITH(yielding_select,[  --with-yielding-select  with implicitly yielding select],
        auto, [auto yes no manual] )
 
 dnl Server options
@@ -415,8 +415,8 @@ if test $ol_with_threads = auto -o $ol_with_threads = posix ; then
                        AC_CHECK_LIB(pthread, pthread_join, [
                                ol_link_threads=posix
                                LTHREAD_LIBS="$LTHREAD_LIBS -lpthread -lexc"
-                               if test $ol_with_preemptive = auto ; then
-                                       ol_with_preemptive=yes
+                               if test $ol_with_yielding_select = auto ; then
+                                       ol_with_yielding_select=yes
                                fi
                                ],,[-lexc])
                        LIBS="$save_LIBS"
@@ -428,8 +428,8 @@ if test $ol_with_threads = auto -o $ol_with_threads = posix ; then
                        AC_CHECK_LIB(pthreads, pthread_join, [
                                ol_link_threads=posix
                                LTHREAD_LIBS="$LTHREAD_LIBS -lpthreads -lmach -lexc -lc_r"
-                               if test $ol_with_preemptive = auto ; then
-                                       ol_with_preemptive=yes
+                               if test $ol_with_yielding_select = auto ; then
+                                       ol_with_yielding_select=yes
                                fi
                                ],,[-lmach -lexc -lc_r])
                        LIBS="$save_LIBS"
@@ -504,9 +504,9 @@ if test $ol_with_threads = auto -o $ol_with_threads = posix ; then
                                thr_setconcurrency \
                        )
 
-                       dnl Check PREEMPTIVE Implementation 
-                       if test $ol_with_preemptive = auto ; then
-                               AC_MSG_CHECKING([for preemptive Pthread implementation])
+                       dnl Check if select causes an yield
+                       if test $ol_with_yielding_select = auto ; then
+                               AC_MSG_CHECKING([if select yields])
                                AC_TRY_RUN([
 #include <sys/types.h>
 #include <sys/time.h>
@@ -560,13 +560,12 @@ int argc; char **argv;
 #endif
        exit(0);
 }
-                               ], [ol_pthread_preemptive=yes], [ol_pthread_preemptive=no], [
-                               AC_MSG_ERROR([crossing compiling: use --with-preemptive=yes|no|manual])])
-                               AC_MSG_RESULT($ol_pthread_preemptive)
+                               ], [ol_pthread_select_yields=yes], [ol_pthread_select_yields=no], [
+                               AC_MSG_ERROR([crossing compiling: use --with-yielding_select=yes|no|manual])])
+                               AC_MSG_RESULT($ol_pthread_select_yields)
 
-                               if test $ol_pthread_preemptive = yes ; then
-                                       AC_DEFINE(HAVE_PREEMPTIVE_PTHREADS)
-                                       ol_with_preemptive=yes
+                               if test $ol_pthread_select_yields = yes ; then
+                                       ol_with_yielding_select=yes
                                fi
                        fi
 
@@ -648,8 +647,8 @@ if test $ol_with_threads = auto -o $ol_with_threads = lwp ; then
                        LTHREAD_LIBS="$LTHREAD_LIBS -lthread"
                        ol_link_threads=thr
 
-                       if test $ol_with_preemptive = auto ; then
-                               ol_with_preemptive=yes
+                       if test $ol_with_yielding_select = auto ; then
+                               ol_with_yielding_select=yes
                        fi
                fi
        fi
@@ -664,15 +663,15 @@ if test $ol_with_threads = auto -o $ol_with_threads = lwp ; then
                        LTHREAD_LIBS="$LTHREAD_LIBS -llwp"
                        ol_link_threads=lwp
 
-                       if test $ol_with_preemptive = auto ; then
-                               ol_with_preemptive=no
+                       if test $ol_with_yielding_select = auto ; then
+                               ol_with_yielding_select=no
                        fi
                fi
        fi
 fi
 
-if test $ol_with_preemptive = yes ; then
-       AC_DEFINE(PREEMPTIVE_THREADS,1)
+if test $ol_with_yielding_select = yes ; then
+       AC_DEFINE(HAVE_YIELDING_SELECT,1)
 fi
 
 if test $ol_with_threads = manual ; then
@@ -731,7 +730,6 @@ if test $ol_link_threads = no ; then
        fi
 
        AC_DEFINE(NO_THREADS,1)
-       AC_DEFINE(PREEMPTIVE_THREADS,1)
        LTHREAD_LIBS=""
 fi
 

diff --git a/include/lthread.h b/include/lthread.h
index 2a23c7791fdebb36fd5c58731c38ad5753cd8f65..f6242faf866bfdbeeb9397091ba563fd50847e50 100644 (file)
--- a/include/lthread.h
+++ b/include/lthread.h
@@ -200,11 +200,6 @@ LDAP_BEGIN_DECL
 #define NO_THREADS 1
 #endif
 
-#ifndef PREEMPTIVE_THREADS
-/* treat no threads as preemptive */
-#define PREEMPTIVE_THREADS 1
-#endif
-
 typedef void   *(*VFP)();
 
 /* thread attributes and thread type */

diff --git a/servers/slapd/daemon.c b/servers/slapd/daemon.c
index 2258f1c2d626b766cd8a64bafd19a87525acd114..d4df62a666a5b062fd01413dc70e003b5c3cd093 100644 (file)
--- a/servers/slapd/daemon.c
+++ b/servers/slapd/daemon.c
@@ -189,7 +189,7 @@ slapd_daemon(
 
                Debug( LDAP_DEBUG_CONNS, "before select active_threads %d\n",
                    active_threads, 0, 0 );
-#ifdef PREEMPTIVE_THREADS
+#if defined( HAVE_YIELDING_SELECT ) || defined( NO_THREADS )
                tvp = NULL;
 #else
                tvp = active_threads ? &zero : NULL;