autodetect presence of libdb - this allows bsddbmodule to be built

automatically if dbopen is found in libc or libdb.  This closes patch
#101420

3 files changed, 248 insertions, 145 deletions

diff --git a/Modules/Setup.config.in b/Modules/Setup.config.in
index 1f208bd..d5b2190 100644
--- a/Modules/Setup.config.in
+++ b/Modules/Setup.config.in
@@ -15,5 +15,5 @@
 #*shared*
 
 # bsddb module enabled by --with-libdb or presence of db.h
-@USE_BSDDB_MODULE@bsddb bsddbmodule.c -ldb
+@USE_BSDDB_MODULE@bsddb bsddbmodule.c @HAVE_LIBDB@
 
diff --git a/configure b/configure
index e7be828..3cb05bb 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.154 
+# From configure.in Revision: 1.155 
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.14.1 
@@ -3698,9 +3698,104 @@ EOF
 fi
 echo "$ac_t""$with_libdb" 1>&6
 
+if test "$with_libdb" = "yes"
+then
+    # check for libdb; BSD systems have the DB routines in libc  --tg
+    
+    echo $ac_n "checking for dbopen""... $ac_c" 1>&6
+echo "configure:3707: checking for dbopen" >&5
+if eval "test \"\${ac_cv_func_dbopen+set}\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 3712 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char dbopen(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char dbopen();
+char (*f)();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_dbopen) || defined (__stub___dbopen)
+choke me
+#else
+f = dbopen;
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:3736: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_dbopen=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_dbopen=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'dbopen`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  HAVE_LIBDB=
+else
+  echo "$ac_t""no" 1>&6
+echo $ac_n "checking for dbopen in -ldb""... $ac_c" 1>&6
+echo "configure:3754: checking for dbopen in -ldb" >&5
+ac_lib_var=`echo db'_'dbopen | sed 'y%./+-%__p_%'`
+if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  ac_save_LIBS="$LIBS"
+LIBS="-ldb  $LIBS"
+cat > conftest.$ac_ext <<EOF
+#line 3762 "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
+    builtin and then its argument prototype would still apply.  */
+char dbopen();
+
+int main() {
+dbopen()
+; return 0; }
+EOF
+if { (eval echo configure:3773: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_lib_$ac_lib_var=no"
+fi
+rm -f conftest*
+LIBS="$ac_save_LIBS"
+
+fi
+if eval "test \"`echo '$ac_cv_lib_'$ac_lib_var`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+  HAVE_LIBDB=-ldb
+else
+  echo "$ac_t""no" 1>&6
+fi
+
+fi
+
+fi
+
 # Check for --with-wctype-functions
 echo $ac_n "checking for --with-wctype-functions""... $ac_c" 1>&6
-echo "configure:3704: checking for --with-wctype-functions" >&5
+echo "configure:3799: checking for --with-wctype-functions" >&5
 # Check whether --with-wctype-functions or --without-wctype-functions was given.
 if test "${with_wctype_functions+set}" = set; then
   withval="$with_wctype_functions"
@@ -3722,7 +3817,7 @@ fi
 DLINCLDIR=/
 
 echo $ac_n "checking for --with-sgi-dl""... $ac_c" 1>&6
-echo "configure:3726: checking for --with-sgi-dl" >&5
+echo "configure:3821: checking for --with-sgi-dl" >&5
 # Check whether --with-sgi-dl or --without-sgi-dl was given.
 if test "${with_sgi_dl+set}" = set; then
   withval="$with_sgi_dl"
@@ -3746,7 +3841,7 @@ fi
 
 
 echo $ac_n "checking for --with-dl-dld""... $ac_c" 1>&6
-echo "configure:3750: checking for --with-dl-dld" >&5
+echo "configure:3845: checking for --with-dl-dld" >&5
 # Check whether --with-dl-dld or --without-dl-dld was given.
 if test "${with_dl_dld+set}" = set; then
   withval="$with_dl_dld"
@@ -3775,12 +3870,12 @@ fi
 for ac_func in dlopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3779: checking for $ac_func" >&5
+echo "configure:3874: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3784 "configure"
+#line 3879 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3804,7 +3899,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:3808: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:3903: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3833,7 +3928,7 @@ done
 # loading of modules.
 
 echo $ac_n "checking DYNLOADFILE""... $ac_c" 1>&6
-echo "configure:3837: checking DYNLOADFILE" >&5
+echo "configure:3932: checking DYNLOADFILE" >&5
 if test -z "$DYNLOADFILE"
 then
 	case $ac_sys_system/$ac_sys_release in
@@ -3874,12 +3969,12 @@ for ac_func in alarm chown clock confstr ctermid ctermid_r execv \
  truncate uname waitpid _getpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3878: checking for $ac_func" >&5
+echo "configure:3973: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3883 "configure"
+#line 3978 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3903,7 +3998,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:3907: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4002: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3933,12 +4028,12 @@ done
 for ac_func in openpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:3937: checking for $ac_func" >&5
+echo "configure:4032: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 3942 "configure"
+#line 4037 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -3962,7 +4057,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:3966: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4061: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -3984,7 +4079,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for openpty in -lutil""... $ac_c" 1>&6
-echo "configure:3988: checking for openpty in -lutil" >&5
+echo "configure:4083: checking for openpty in -lutil" >&5
 ac_lib_var=`echo util'_'openpty | sed 'y%./+-%__p_%'`
 if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -3992,7 +4087,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 3996 "configure"
+#line 4091 "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
@@ -4003,7 +4098,7 @@ int main() {
 openpty()
 ; return 0; }
 EOF
-if { (eval echo configure:4007: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4102: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4032,12 +4127,12 @@ done
 for ac_func in forkpty
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4036: checking for $ac_func" >&5
+echo "configure:4131: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4041 "configure"
+#line 4136 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4061,7 +4156,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4065: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4160: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4083,7 +4178,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for forkpty in -lutil""... $ac_c" 1>&6
-echo "configure:4087: checking for forkpty in -lutil" >&5
+echo "configure:4182: checking for forkpty in -lutil" >&5
 ac_lib_var=`echo util'_'forkpty | sed 'y%./+-%__p_%'`
 if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -4091,7 +4186,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lutil  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 4095 "configure"
+#line 4190 "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
@@ -4102,7 +4197,7 @@ int main() {
 forkpty()
 ; return 0; }
 EOF
-if { (eval echo configure:4106: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4201: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -4133,12 +4228,12 @@ done
 for ac_func in fseek64 fseeko fstatvfs ftell64 ftello statvfs
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4137: checking for $ac_func" >&5
+echo "configure:4232: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4142 "configure"
+#line 4237 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4162,7 +4257,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4166: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4261: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4190,12 +4285,12 @@ done
 for ac_func in dup2 getcwd strdup strerror memmove
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4194: checking for $ac_func" >&5
+echo "configure:4289: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4199 "configure"
+#line 4294 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4219,7 +4314,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4223: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4318: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4248,12 +4343,12 @@ done
 for ac_func in getpgrp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4252: checking for $ac_func" >&5
+echo "configure:4347: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4257 "configure"
+#line 4352 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4277,7 +4372,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4281: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4376: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4296,14 +4391,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 4300 "configure"
+#line 4395 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 getpgrp(0);
 ; return 0; }
 EOF
-if { (eval echo configure:4307: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4402: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define GETPGRP_HAVE_ARG 1
@@ -4322,12 +4417,12 @@ done
 for ac_func in setpgrp
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4326: checking for $ac_func" >&5
+echo "configure:4421: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4331 "configure"
+#line 4426 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4351,7 +4446,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4355: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4450: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4370,14 +4465,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 4374 "configure"
+#line 4469 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 setpgrp(0,0);
 ; return 0; }
 EOF
-if { (eval echo configure:4381: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4476: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SETPGRP_HAVE_ARG 1
@@ -4396,12 +4491,12 @@ done
 for ac_func in gettimeofday
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4400: checking for $ac_func" >&5
+echo "configure:4495: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4405 "configure"
+#line 4500 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4425,7 +4520,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4429: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4524: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -4444,14 +4539,14 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 4448 "configure"
+#line 4543 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
 gettimeofday((struct timeval*)0,(struct timezone*)0);
 ; return 0; }
 EOF
-if { (eval echo configure:4455: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4550: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -4471,12 +4566,12 @@ done
 
 # checks for structures
 echo $ac_n "checking whether time.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:4475: checking whether time.h and sys/time.h may both be included" >&5
+echo "configure:4570: checking whether time.h and sys/time.h may both be included" >&5
 if eval "test \"\${ac_cv_header_time+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4480 "configure"
+#line 4575 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/time.h>
@@ -4485,7 +4580,7 @@ int main() {
 struct tm *tp;
 ; return 0; }
 EOF
-if { (eval echo configure:4489: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4584: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time=yes
 else
@@ -4506,12 +4601,12 @@ EOF
 fi
 
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:4510: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:4605: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"\${ac_cv_struct_tm+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4515 "configure"
+#line 4610 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -4519,7 +4614,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:4523: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4618: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -4540,12 +4635,12 @@ EOF
 fi
 
 echo $ac_n "checking for member tm_zone in aggregate type struct tm""... $ac_c" 1>&6
-echo "configure:4544: checking for member tm_zone in aggregate type struct tm" >&5
+echo "configure:4639: checking for member tm_zone in aggregate type struct tm" >&5
 if eval "test \"\${ac_cv_c_struct_member_tm_zone+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4549 "configure"
+#line 4644 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
@@ -4553,7 +4648,7 @@ int main() {
 struct tm foo; foo.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:4557: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4652: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_struct_member_tm_zone=yes
 else
@@ -4574,12 +4669,12 @@ EOF
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:4578: checking for tzname" >&5
+echo "configure:4673: checking for tzname" >&5
 if eval "test \"\${ac_cv_var_tzname+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4583 "configure"
+#line 4678 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -4589,7 +4684,7 @@ int main() {
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:4593: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4688: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -4612,19 +4707,19 @@ fi
 
 
 echo $ac_n "checking for time.h that defines altzone""... $ac_c" 1>&6
-echo "configure:4616: checking for time.h that defines altzone" >&5
+echo "configure:4711: checking for time.h that defines altzone" >&5
 if eval "test \"\${ac_cv_header_time_altzone+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4621 "configure"
+#line 4716 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 return altzone;
 ; return 0; }
 EOF
-if { (eval echo configure:4628: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4723: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_header_time_altzone=yes
 else
@@ -4646,9 +4741,9 @@ fi
 
 was_it_defined=no
 echo $ac_n "checking whether sys/select.h and sys/time.h may both be included""... $ac_c" 1>&6
-echo "configure:4650: checking whether sys/select.h and sys/time.h may both be included" >&5
+echo "configure:4745: checking whether sys/select.h and sys/time.h may both be included" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4652 "configure"
+#line 4747 "configure"
 #include "confdefs.h"
 
 #include <sys/types.h>
@@ -4659,7 +4754,7 @@ int main() {
 ;
 ; return 0; }
 EOF
-if { (eval echo configure:4663: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4758: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define SYS_SELECT_WITH_SYS_TIME 1
@@ -4675,14 +4770,14 @@ echo "$ac_t""$was_it_defined" 1>&6
 # checks for compiler characteristics
 
 echo $ac_n "checking whether char is unsigned""... $ac_c" 1>&6
-echo "configure:4679: checking whether char is unsigned" >&5
+echo "configure:4774: checking whether char is unsigned" >&5
 if eval "test \"\${ac_cv_c_char_unsigned+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   if test "$GCC" = yes; then
   # GCC predefines this symbol on systems where it applies.
 cat > conftest.$ac_ext <<EOF
-#line 4686 "configure"
+#line 4781 "configure"
 #include "confdefs.h"
 #ifdef __CHAR_UNSIGNED__
   yes
@@ -4704,7 +4799,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 4708 "configure"
+#line 4803 "configure"
 #include "confdefs.h"
 /* volatile prevents gcc2 from optimizing the test away on sparcs.  */
 #if !defined(__STDC__) || __STDC__ != 1
@@ -4714,7 +4809,7 @@ main() {
   volatile char c = 255; exit(c < 0);
 }
 EOF
-if { (eval echo configure:4718: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:4813: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_char_unsigned=yes
 else
@@ -4738,12 +4833,12 @@ EOF
 fi
 
 echo $ac_n "checking for working const""... $ac_c" 1>&6
-echo "configure:4742: checking for working const" >&5
+echo "configure:4837: checking for working const" >&5
 if eval "test \"\${ac_cv_c_const+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4747 "configure"
+#line 4842 "configure"
 #include "confdefs.h"
 
 int main() {
@@ -4792,7 +4887,7 @@ ccp = (char const *const *) p;
 
 ; return 0; }
 EOF
-if { (eval echo configure:4796: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4891: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_const=yes
 else
@@ -4813,21 +4908,21 @@ EOF
 fi
 
 echo $ac_n "checking for inline""... $ac_c" 1>&6
-echo "configure:4817: checking for inline" >&5
+echo "configure:4912: checking for inline" >&5
 if eval "test \"\${ac_cv_c_inline+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   ac_cv_c_inline=no
 for ac_kw in inline __inline__ __inline; do
   cat > conftest.$ac_ext <<EOF
-#line 4824 "configure"
+#line 4919 "configure"
 #include "confdefs.h"
 
 int main() {
 } $ac_kw foo() {
 ; return 0; }
 EOF
-if { (eval echo configure:4831: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4926: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_inline=$ac_kw; break
 else
@@ -4855,16 +4950,16 @@ esac
 
 works=no
 echo $ac_n "checking for working volatile""... $ac_c" 1>&6
-echo "configure:4859: checking for working volatile" >&5
+echo "configure:4954: checking for working volatile" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4861 "configure"
+#line 4956 "configure"
 #include "confdefs.h"
 
 int main() {
 volatile int x; x = 0;
 ; return 0; }
 EOF
-if { (eval echo configure:4868: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4963: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -4881,16 +4976,16 @@ echo "$ac_t""$works" 1>&6
 
 works=no
 echo $ac_n "checking for working signed char""... $ac_c" 1>&6
-echo "configure:4885: checking for working signed char" >&5
+echo "configure:4980: checking for working signed char" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4887 "configure"
+#line 4982 "configure"
 #include "confdefs.h"
 
 int main() {
 signed char c;
 ; return 0; }
 EOF
-if { (eval echo configure:4894: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4989: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   works=yes
 else
@@ -4907,16 +5002,16 @@ echo "$ac_t""$works" 1>&6
 
 have_prototypes=no
 echo $ac_n "checking for prototypes""... $ac_c" 1>&6
-echo "configure:4911: checking for prototypes" >&5
+echo "configure:5006: checking for prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4913 "configure"
+#line 5008 "configure"
 #include "confdefs.h"
 int foo(int x) { return 0; }
 int main() {
 return foo(10);
 ; return 0; }
 EOF
-if { (eval echo configure:4920: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5015: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_PROTOTYPES 1
@@ -4931,9 +5026,9 @@ echo "$ac_t""$have_prototypes" 1>&6
 
 works=no
 echo $ac_n "checking for variable length prototypes and stdarg.h""... $ac_c" 1>&6
-echo "configure:4935: checking for variable length prototypes and stdarg.h" >&5
+echo "configure:5030: checking for variable length prototypes and stdarg.h" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4937 "configure"
+#line 5032 "configure"
 #include "confdefs.h"
 
 #include <stdarg.h>
@@ -4950,7 +5045,7 @@ int main() {
 return foo(10, "", 3.14);
 ; return 0; }
 EOF
-if { (eval echo configure:4954: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5049: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_STDARG_PROTOTYPES 1
@@ -4966,16 +5061,16 @@ echo "$ac_t""$works" 1>&6
 if test "$have_prototypes" = yes; then
 bad_prototypes=no
 echo $ac_n "checking for bad exec* prototypes""... $ac_c" 1>&6
-echo "configure:4970: checking for bad exec* prototypes" >&5
+echo "configure:5065: checking for bad exec* prototypes" >&5
 cat > conftest.$ac_ext <<EOF
-#line 4972 "configure"
+#line 5067 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 char **t;execve("@",t,t);
 ; return 0; }
 EOF
-if { (eval echo configure:4979: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5074: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -4992,12 +5087,12 @@ fi
 
 bad_forward=no
 echo $ac_n "checking for bad static forward""... $ac_c" 1>&6
-echo "configure:4996: checking for bad static forward" >&5
+echo "configure:5091: checking for bad static forward" >&5
 if test "$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 5001 "configure"
+#line 5096 "configure"
 #include "confdefs.h"
 
 struct s { int a; int b; };
@@ -5013,7 +5108,7 @@ main() {
 }
 
 EOF
-if { (eval echo configure:5017: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5112: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   :
 else
@@ -5032,9 +5127,9 @@ echo "$ac_t""$bad_forward" 1>&6
 
 va_list_is_array=no
 echo $ac_n "checking whether va_list is an array""... $ac_c" 1>&6
-echo "configure:5036: checking whether va_list is an array" >&5
+echo "configure:5131: checking whether va_list is an array" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5038 "configure"
+#line 5133 "configure"
 #include "confdefs.h"
 
 #ifdef HAVE_STDARG_PROTOTYPES
@@ -5047,7 +5142,7 @@ int main() {
 va_list list1, list2; list1 = list2;
 ; return 0; }
 EOF
-if { (eval echo configure:5051: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5146: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   :
 else
   echo "configure: failed program was:" >&5
@@ -5063,12 +5158,12 @@ echo "$ac_t""$va_list_is_array" 1>&6
 
 # sigh -- gethostbyname_r is a mess; it can have 3, 5 or 6 arguments :-(
 echo $ac_n "checking for gethostbyname_r""... $ac_c" 1>&6
-echo "configure:5067: checking for gethostbyname_r" >&5
+echo "configure:5162: checking for gethostbyname_r" >&5
 if eval "test \"\${ac_cv_func_gethostbyname_r+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5072 "configure"
+#line 5167 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname_r(); below.  */
@@ -5092,7 +5187,7 @@ f = gethostbyname_r;
 
 ; return 0; }
 EOF
-if { (eval echo configure:5096: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5191: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname_r=yes"
 else
@@ -5112,11 +5207,11 @@ if eval "test \"`echo '$ac_cv_func_'gethostbyname_r`\" = yes"; then
 EOF
 
   echo $ac_n "checking gethostbyname_r with 6 args""... $ac_c" 1>&6
-echo "configure:5116: checking gethostbyname_r with 6 args" >&5
+echo "configure:5211: checking gethostbyname_r with 6 args" >&5
   OLD_CFLAGS=$CFLAGS
   CFLAGS="$CFLAGS $MY_CPPFLAGS $MY_THREAD_CPPFLAGS $MY_CFLAGS"
   cat > conftest.$ac_ext <<EOF
-#line 5120 "configure"
+#line 5215 "configure"
 #include "confdefs.h"
 
 #   include <netdb.h>
@@ -5133,7 +5228,7 @@ int main() {
   
 ; return 0; }
 EOF
-if { (eval echo configure:5137: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5232: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
     cat >> confdefs.h <<\EOF
@@ -5153,9 +5248,9 @@ else
   
     echo "$ac_t""no" 1>&6
     echo $ac_n "checking gethostbyname_r with 5 args""... $ac_c" 1>&6
-echo "configure:5157: checking gethostbyname_r with 5 args" >&5
+echo "configure:5252: checking gethostbyname_r with 5 args" >&5
     cat > conftest.$ac_ext <<EOF
-#line 5159 "configure"
+#line 5254 "configure"
 #include "confdefs.h"
 
 #     include <netdb.h>
@@ -5172,7 +5267,7 @@ int main() {
     
 ; return 0; }
 EOF
-if { (eval echo configure:5176: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5271: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
       cat >> confdefs.h <<\EOF
@@ -5192,9 +5287,9 @@ else
   
       echo "$ac_t""no" 1>&6
       echo $ac_n "checking gethostbyname_r with 3 args""... $ac_c" 1>&6
-echo "configure:5196: checking gethostbyname_r with 3 args" >&5
+echo "configure:5291: checking gethostbyname_r with 3 args" >&5
       cat > conftest.$ac_ext <<EOF
-#line 5198 "configure"
+#line 5293 "configure"
 #include "confdefs.h"
 
 #       include <netdb.h>
@@ -5209,7 +5304,7 @@ int main() {
       
 ; return 0; }
 EOF
-if { (eval echo configure:5213: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5308: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   
         cat >> confdefs.h <<\EOF
@@ -5245,12 +5340,12 @@ else
   for ac_func in gethostbyname
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5249: checking for $ac_func" >&5
+echo "configure:5344: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5254 "configure"
+#line 5349 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5274,7 +5369,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:5278: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5373: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5312,12 +5407,12 @@ fi
 
 # Linux requires this for correct f.p. operations
 echo $ac_n "checking for __fpu_control""... $ac_c" 1>&6
-echo "configure:5316: checking for __fpu_control" >&5
+echo "configure:5411: checking for __fpu_control" >&5
 if eval "test \"\${ac_cv_func___fpu_control+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5321 "configure"
+#line 5416 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char __fpu_control(); below.  */
@@ -5341,7 +5436,7 @@ f = __fpu_control;
 
 ; return 0; }
 EOF
-if { (eval echo configure:5345: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5440: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func___fpu_control=yes"
 else
@@ -5359,7 +5454,7 @@ if eval "test \"`echo '$ac_cv_func_'__fpu_control`\" = yes"; then
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for __fpu_control in -lieee""... $ac_c" 1>&6
-echo "configure:5363: checking for __fpu_control in -lieee" >&5
+echo "configure:5458: checking for __fpu_control in -lieee" >&5
 ac_lib_var=`echo ieee'_'__fpu_control | sed 'y%./+-%__p_%'`
 if eval "test \"\${ac_cv_lib_$ac_lib_var+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5367,7 +5462,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lieee  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5371 "configure"
+#line 5466 "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
@@ -5378,7 +5473,7 @@ int main() {
 __fpu_control()
 ; return 0; }
 EOF
-if { (eval echo configure:5382: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5477: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_lib_$ac_lib_var=yes"
 else
@@ -5411,7 +5506,7 @@ fi
 
 # Check for --with-fpectl
 echo $ac_n "checking for --with-fpectl""... $ac_c" 1>&6
-echo "configure:5415: checking for --with-fpectl" >&5
+echo "configure:5510: checking for --with-fpectl" >&5
 # Check whether --with-fpectl or --without-fpectl was given.
 if test "${with_fpectl+set}" = set; then
   withval="$with_fpectl"
@@ -5436,7 +5531,7 @@ BeOS) ;;
 *) LIBM=-lm
 esac
 echo $ac_n "checking for --with-libm=STRING""... $ac_c" 1>&6
-echo "configure:5440: checking for --with-libm=STRING" >&5
+echo "configure:5535: checking for --with-libm=STRING" >&5
 # Check whether --with-libm or --without-libm was given.
 if test "${with_libm+set}" = set; then
   withval="$with_libm"
@@ -5457,7 +5552,7 @@ fi
 # check for --with-libc=...
 
 echo $ac_n "checking for --with-libc=STRING""... $ac_c" 1>&6
-echo "configure:5461: checking for --with-libc=STRING" >&5
+echo "configure:5556: checking for --with-libc=STRING" >&5
 # Check whether --with-libc or --without-libc was given.
 if test "${with_libc+set}" = set; then
   withval="$with_libc"
@@ -5481,12 +5576,12 @@ LIBS="$LIBS $LIBM"
 for ac_func in hypot
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5485: checking for $ac_func" >&5
+echo "configure:5580: checking for $ac_func" >&5
 if eval "test \"\${ac_cv_func_$ac_func+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5490 "configure"
+#line 5585 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5510,7 +5605,7 @@ f = $ac_func;
 
 ; return 0; }
 EOF
-if { (eval echo configure:5514: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5609: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5540,7 +5635,7 @@ LIBS=$LIBS_SAVE
 
 # check for getopt
 echo $ac_n "checking for genuine getopt""... $ac_c" 1>&6
-echo "configure:5544: checking for genuine getopt" >&5
+echo "configure:5639: checking for genuine getopt" >&5
 if eval "test \"\${ac_cv_func_getopt+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5548,7 +5643,7 @@ else
   ac_cv_func_getopt=no
 else
   cat > conftest.$ac_ext <<EOF
-#line 5552 "configure"
+#line 5647 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 extern int optind, opterr, getopt();
@@ -5560,7 +5655,7 @@ int main() {
 	exit(0);
 }
 EOF
-if { (eval echo configure:5564: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5659: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_func_getopt=yes
 else
@@ -5578,7 +5673,7 @@ test $ac_cv_func_getopt = no && LIBOBJS="$LIBOBJS getopt.o"
 
 # check whether malloc(0) returns NULL or not
 echo $ac_n "checking what malloc(0) returns""... $ac_c" 1>&6
-echo "configure:5582: checking what malloc(0) returns" >&5
+echo "configure:5677: checking what malloc(0) returns" >&5
 if eval "test \"\${ac_cv_malloc_zero+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5586,7 +5681,7 @@ else
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5590 "configure"
+#line 5685 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #ifdef HAVE_STDLIB
@@ -5605,7 +5700,7 @@ main() {
 	exit(0);
 }
 EOF
-if { (eval echo configure:5609: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5704: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_malloc_zero=nonnull
 else
@@ -5631,17 +5726,17 @@ fi
 # check for wchar.h
 ac_safe=`echo "wchar.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for wchar.h""... $ac_c" 1>&6
-echo "configure:5635: checking for wchar.h" >&5
+echo "configure:5730: checking for wchar.h" >&5
 if eval "test \"\${ac_cv_header_$ac_safe+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5640 "configure"
+#line 5735 "configure"
 #include "confdefs.h"
 #include <wchar.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:5645: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:5740: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -5671,12 +5766,12 @@ fi
 # check for usable wchar_t
 usable_wchar_t="unkown"
 echo $ac_n "checking for usable wchar_t""... $ac_c" 1>&6
-echo "configure:5675: checking for usable wchar_t" >&5
+echo "configure:5770: checking for usable wchar_t" >&5
 if test "$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 5680 "configure"
+#line 5775 "configure"
 #include "confdefs.h"
 
 #include "wchar.h"
@@ -5690,7 +5785,7 @@ main() {
 }
 
 EOF
-if { (eval echo configure:5694: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5789: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   cat >> confdefs.h <<\EOF
 #define HAVE_USABLE_WCHAR_T 1
@@ -5709,14 +5804,14 @@ echo "$ac_t""$usable_wchar_t" 1>&6
 
 # check for endianness
 echo $ac_n "checking whether byte ordering is bigendian""... $ac_c" 1>&6
-echo "configure:5713: checking whether byte ordering is bigendian" >&5
+echo "configure:5808: checking whether byte ordering is bigendian" >&5
 if eval "test \"\${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 5720 "configure"
+#line 5815 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -5727,11 +5822,11 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5731: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5826: \"$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 5735 "configure"
+#line 5830 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/param.h>
@@ -5742,7 +5837,7 @@ int main() {
 #endif
 ; return 0; }
 EOF
-if { (eval echo configure:5746: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5841: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_c_bigendian=yes
 else
@@ -5762,7 +5857,7 @@ if test "$cross_compiling" = yes; then
     { echo "configure: error: can not run test program while cross compiling" 1>&2; exit 1; }
 else
   cat > conftest.$ac_ext <<EOF
-#line 5766 "configure"
+#line 5861 "configure"
 #include "confdefs.h"
 main () {
   /* Are we little or big endian?  From Harbison&Steele.  */
@@ -5775,7 +5870,7 @@ main () {
   exit (u.c[sizeof (long) - 1] == 1);
 }
 EOF
-if { (eval echo configure:5779: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5874: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_c_bigendian=no
 else
@@ -5802,7 +5897,7 @@ fi
 # Check whether right shifting a negative integer extends the sign bit
 # or fills with zeros (like the Cray J90, according to Tim Peters).
 echo $ac_n "checking whether right shift extends the sign bit""... $ac_c" 1>&6
-echo "configure:5806: checking whether right shift extends the sign bit" >&5
+echo "configure:5901: checking whether right shift extends the sign bit" >&5
 if eval "test \"\${ac_cv_rshift_extends_sign+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5811,7 +5906,7 @@ if test "$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 5815 "configure"
+#line 5910 "configure"
 #include "confdefs.h"
 
 int main()
@@ -5820,7 +5915,7 @@ int main()
 }
 
 EOF
-if { (eval echo configure:5824: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:5919: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_rshift_extends_sign=yes
 else
@@ -5852,12 +5947,12 @@ cat >> confdefs.h <<\EOF
 #endif
 EOF
 echo $ac_n "checking for socklen_t""... $ac_c" 1>&6
-echo "configure:5856: checking for socklen_t" >&5
+echo "configure:5951: checking for socklen_t" >&5
 if eval "test \"\${ac_cv_type_socklen_t+set}\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5861 "configure"
+#line 5956 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #if STDC_HEADERS
@@ -6052,6 +6147,7 @@ s%@USE_THREAD_MODULE@%$USE_THREAD_MODULE%g
 s%@LDLAST@%$LDLAST%g
 s%@USE_GC_MODULE@%$USE_GC_MODULE%g
 s%@USE_BSDDB_MODULE@%$USE_BSDDB_MODULE%g
+s%@HAVE_LIBDB@%$HAVE_LIBDB%g
 s%@DLINCLDIR@%$DLINCLDIR%g
 s%@DYNLOADFILE@%$DYNLOADFILE%g
 s%@LIBOBJS@%$LIBOBJS%g
diff --git a/configure.in b/configure.in
index 86b816d..be8ee9b 100644
--- a/configure.in
+++ b/configure.in
@@ -836,6 +836,13 @@ else
 fi
 AC_MSG_RESULT($with_libdb)
 
+if test "$with_libdb" = "yes"
+then
+    # check for libdb; BSD systems have the DB routines in libc  --tg
+    AC_SUBST(HAVE_LIBDB)
+    AC_CHECK_FUNC(dbopen, [HAVE_LIBDB=], AC_CHECK_LIB(db, dbopen, [HAVE_LIBDB=-ldb]))
+fi
+
 # Check for --with-wctype-functions
 AC_MSG_CHECKING(for --with-wctype-functions)
 AC_ARG_WITH(wctype-functions,