diff --git a/aclocal.m4 b/aclocal.m4
index 87a981916ea88ea1c6d696e6cb153216041585cc..1e9170805f4c39aa20d19b01a749cb3a801570ff 100644
--- a/aclocal.m4
+++ b/aclocal.m4
@@ -1,4 +1,4 @@
-# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
+# $Header: /cvsroot/pgsql/aclocal.m4,v 1.7 2000/08/29 09:36:37 petere Exp $
 # This comes from the official Autoconf macro archive at
 # <http://research.cys.de/autoconf-archive/>
 # (I removed the $ before the Id CVS keyword below.)
@@ -65,7 +65,37 @@ extern accept ($ac_cv_func_accept_arg1, $ac_cv_func_accept_arg2, $ac_cv_func_acc
  AC_DEFINE_UNQUOTED(ACCEPT_TYPE_ARG3,$ac_cv_func_accept_arg3)
 ])
 # Macros to detect C compiler features
-# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
+# $Header: /cvsroot/pgsql/aclocal.m4,v 1.7 2000/08/29 09:36:37 petere Exp $
+
+
+# PGAC_C_SIGNED
+# -------------
+# Check if the C compiler understands signed types.
+AC_DEFUN([PGAC_C_SIGNED],
+[AC_CACHE_CHECK(for signed types, pgac_cv_c_signed,
+[AC_TRY_COMPILE([],
+[signed char c; signed short s; signed int i;],
+[pgac_cv_c_signed=yes],
+[pgac_cv_c_signed=no])])
+if test x"$pgac_cv_c_signed" = xno ; then
+  AC_DEFINE(signed,, [Define empty if the C compiler does not understand signed types])
+fi])# PGAC_C_SIGNED
+
+
+
+# PGAC_C_VOLATILE
+# ---------------
+# Check if the C compiler understands `volatile'. Note that if it doesn't
+# then this will potentially break the program semantics.
+AC_DEFUN([PGAC_C_VOLATILE],
+[AC_CACHE_CHECK(for volatile, pgac_cv_c_volatile,
+[AC_TRY_COMPILE([],
+[extern volatile int i;],
+[pgac_cv_c_volatile=yes],
+[pgac_cv_c_volatile=no])])
+if test x"$pgac_cv_c_volatile" = xno ; then
+  AC_DEFINE(volatile,, [Define empty if the C compiler does not understand `volatile'])
+fi])# PGAC_C_VOLATILE
 
 
 
@@ -154,7 +184,7 @@ undefine([AC_TYPE_NAME])dnl
 undefine([AC_CV_NAME])dnl
 ])# PGAC_CHECK_ALIGNOF
 # Macros that test various C library quirks
-# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
+# $Header: /cvsroot/pgsql/aclocal.m4,v 1.7 2000/08/29 09:36:37 petere Exp $
 
 
 # PGAC_VAR_INT_TIMEZONE
@@ -233,7 +263,7 @@ fi
 HAVE_POSIX_SIGNALS=$pgac_cv_func_posix_signals
 AC_SUBST(HAVE_POSIX_SIGNALS)])# PGAC_FUNC_POSIX_SIGNALS
 # Macros to detect certain C++ features
-# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
+# $Header: /cvsroot/pgsql/aclocal.m4,v 1.7 2000/08/29 09:36:37 petere Exp $
 
 
 # PGAC_CLASS_STRING
@@ -299,7 +329,7 @@ AC_LANG_RESTORE])
 if test $pgac_cv_cxx_namespace_std = yes ; then
     AC_DEFINE(HAVE_NAMESPACE_STD, 1, [Define to 1 if the C++ compiler understands `using namespace std'])
 fi])# PGAC_CXX_NAMESPACE_STD
-# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
+# $Header: /cvsroot/pgsql/aclocal.m4,v 1.7 2000/08/29 09:36:37 petere Exp $
 
 
 # PGAC_PATH_FLEX
@@ -374,7 +404,7 @@ AC_SUBST(FLEXFLAGS)
 #
 # Autoconf macros for configuring the build of Python extension modules
 #
-# $Header: /cvsroot/pgsql/aclocal.m4,v 1.6 2000/08/28 11:53:12 petere Exp $
+# $Header: /cvsroot/pgsql/aclocal.m4,v 1.7 2000/08/29 09:36:37 petere Exp $
 #
 
 # PGAC_PROG_PYTHON
diff --git a/config/c-compiler.m4 b/config/c-compiler.m4
index 4ec3b70e89719e3335bb1b1cde42d05710d218be..8db95b90ac24557600a2dd8511fea69778c0bbf4 100644
--- a/config/c-compiler.m4
+++ b/config/c-compiler.m4
@@ -1,5 +1,35 @@
 # Macros to detect C compiler features
-# $Header: /cvsroot/pgsql/config/c-compiler.m4,v 1.2 2000/08/27 19:00:22 petere Exp $
+# $Header: /cvsroot/pgsql/config/c-compiler.m4,v 1.3 2000/08/29 09:36:37 petere Exp $
+
+
+# PGAC_C_SIGNED
+# -------------
+# Check if the C compiler understands signed types.
+AC_DEFUN([PGAC_C_SIGNED],
+[AC_CACHE_CHECK(for signed types, pgac_cv_c_signed,
+[AC_TRY_COMPILE([],
+[signed char c; signed short s; signed int i;],
+[pgac_cv_c_signed=yes],
+[pgac_cv_c_signed=no])])
+if test x"$pgac_cv_c_signed" = xno ; then
+  AC_DEFINE(signed,, [Define empty if the C compiler does not understand signed types])
+fi])# PGAC_C_SIGNED
+
+
+
+# PGAC_C_VOLATILE
+# ---------------
+# Check if the C compiler understands `volatile'. Note that if it doesn't
+# then this will potentially break the program semantics.
+AC_DEFUN([PGAC_C_VOLATILE],
+[AC_CACHE_CHECK(for volatile, pgac_cv_c_volatile,
+[AC_TRY_COMPILE([],
+[extern volatile int i;],
+[pgac_cv_c_volatile=yes],
+[pgac_cv_c_volatile=no])])
+if test x"$pgac_cv_c_volatile" = xno ; then
+  AC_DEFINE(volatile,, [Define empty if the C compiler does not understand `volatile'])
+fi])# PGAC_C_VOLATILE
 
 
 
diff --git a/configure b/configure
index 14da653e86b84aea0ac769da996f1e11d84c346b..d6dc199ebe0dbb0881c919cdc9f7679deb7139fe 100755
--- a/configure
+++ b/configure
@@ -4438,13 +4438,77 @@ EOF
 fi
 echo "$ac_t""${ac_cv_c_stringize}" 1>&6
 
+echo $ac_n "checking for signed types""... $ac_c" 1>&6
+echo "configure:4443: checking for signed types" >&5
+if eval "test \"`echo '$''{'pgac_cv_c_signed'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 4448 "configure"
+#include "confdefs.h"
+
+int main() {
+signed char c; signed short s; signed int i;
+; return 0; }
+EOF
+if { (eval echo configure:4455: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  pgac_cv_c_signed=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  pgac_cv_c_signed=no
+fi
+rm -f conftest*
+fi
+
+echo "$ac_t""$pgac_cv_c_signed" 1>&6
+if test x"$pgac_cv_c_signed" = xno ; then
+  cat >> confdefs.h <<\EOF
+#define signed 
+EOF
+
+fi
+echo $ac_n "checking for volatile""... $ac_c" 1>&6
+echo "configure:4475: checking for volatile" >&5
+if eval "test \"`echo '$''{'pgac_cv_c_volatile'+set}'`\" = set"; then
+  echo $ac_n "(cached) $ac_c" 1>&6
+else
+  cat > conftest.$ac_ext <<EOF
+#line 4480 "configure"
+#include "confdefs.h"
+
+int main() {
+extern volatile int i;
+; return 0; }
+EOF
+if { (eval echo configure:4487: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+  rm -rf conftest*
+  pgac_cv_c_volatile=yes
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  pgac_cv_c_volatile=no
+fi
+rm -f conftest*
+fi
+
+echo "$ac_t""$pgac_cv_c_volatile" 1>&6
+if test x"$pgac_cv_c_volatile" = xno ; then
+  cat >> confdefs.h <<\EOF
+#define volatile 
+EOF
+
+fi
 echo $ac_n "checking whether struct tm is in sys/time.h or time.h""... $ac_c" 1>&6
-echo "configure:4443: checking whether struct tm is in sys/time.h or time.h" >&5
+echo "configure:4507: checking whether struct tm is in sys/time.h or time.h" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4448 "configure"
+#line 4512 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <time.h>
@@ -4452,7 +4516,7 @@ int main() {
 struct tm *tp; tp->tm_sec;
 ; return 0; }
 EOF
-if { (eval echo configure:4456: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4520: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm=time.h
 else
@@ -4473,12 +4537,12 @@ EOF
 fi
 
 echo $ac_n "checking for tm_zone in struct tm""... $ac_c" 1>&6
-echo "configure:4477: checking for tm_zone in struct tm" >&5
+echo "configure:4541: checking for tm_zone in struct tm" >&5
 if eval "test \"`echo '$''{'ac_cv_struct_tm_zone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4482 "configure"
+#line 4546 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <$ac_cv_struct_tm>
@@ -4486,7 +4550,7 @@ int main() {
 struct tm tm; tm.tm_zone;
 ; return 0; }
 EOF
-if { (eval echo configure:4490: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4554: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_cv_struct_tm_zone=yes
 else
@@ -4506,12 +4570,12 @@ EOF
 
 else
   echo $ac_n "checking for tzname""... $ac_c" 1>&6
-echo "configure:4510: checking for tzname" >&5
+echo "configure:4574: checking for tzname" >&5
 if eval "test \"`echo '$''{'ac_cv_var_tzname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4515 "configure"
+#line 4579 "configure"
 #include "confdefs.h"
 #include <time.h>
 #ifndef tzname /* For SGI.  */
@@ -4521,7 +4585,7 @@ int main() {
 atoi(*tzname);
 ; return 0; }
 EOF
-if { (eval echo configure:4525: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4589: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_var_tzname=yes
 else
@@ -4543,12 +4607,12 @@ EOF
 fi
 
 echo $ac_n "checking for union semun""... $ac_c" 1>&6
-echo "configure:4547: checking for union semun" >&5
+echo "configure:4611: checking for union semun" >&5
 if eval "test \"`echo '$''{'pgac_cv_union_semun'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4552 "configure"
+#line 4616 "configure"
 #include "confdefs.h"
 #include <sys/types.h>
 #include <sys/ipc.h>
@@ -4557,7 +4621,7 @@ int main() {
 union semun semun;
 ; return 0; }
 EOF
-if { (eval echo configure:4561: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4625: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   pgac_cv_union_semun=yes
 else
@@ -4582,19 +4646,19 @@ fi
 ## Functions, global variables
 ##
 echo $ac_n "checking for int timezone""... $ac_c" 1>&6
-echo "configure:4586: checking for int timezone" >&5
+echo "configure:4650: checking for int timezone" >&5
 if eval "test \"`echo '$''{'pgac_cv_var_int_timezone'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4591 "configure"
+#line 4655 "configure"
 #include "confdefs.h"
 #include <time.h>
 int main() {
 int res = timezone / 60;
 ; return 0; }
 EOF
-if { (eval echo configure:4598: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4662: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   pgac_cv_var_int_timezone=yes
 else
@@ -4614,7 +4678,7 @@ EOF
 
 fi
 echo $ac_n "checking types of arguments for accept()""... $ac_c" 1>&6
-echo "configure:4618: checking types of arguments for accept()" >&5
+echo "configure:4682: checking types of arguments for accept()" >&5
  if eval "test \"`echo '$''{'ac_cv_func_accept_arg1'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -4628,7 +4692,7 @@ else
      for ac_cv_func_accept_arg2 in 'struct sockaddr *' 'const struct sockaddr *' 'void *'; do
       for ac_cv_func_accept_arg3 in 'int' 'size_t' 'socklen_t' 'unsigned int'; do
        cat > conftest.$ac_ext <<EOF
-#line 4632 "configure"
+#line 4696 "configure"
 #include "confdefs.h"
 #ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
@@ -4641,7 +4705,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:4645: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4709: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_not_found=no; break 3
 else
@@ -4678,12 +4742,12 @@ EOF
 
 
 echo $ac_n "checking whether gettimeofday takes only one argument""... $ac_c" 1>&6
-echo "configure:4682: checking whether gettimeofday takes only one argument" >&5
+echo "configure:4746: checking whether gettimeofday takes only one argument" >&5
 if eval "test \"`echo '$''{'pgac_cv_func_gettimeofday_1arg'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4687 "configure"
+#line 4751 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
@@ -4692,7 +4756,7 @@ struct timezone *tzp;
 gettimeofday(tp,tzp);
 ; return 0; }
 EOF
-if { (eval echo configure:4696: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:4760: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   pgac_cv_func_gettimeofday_1arg=no
 else
@@ -4713,12 +4777,12 @@ EOF
 fi
 
 echo $ac_n "checking for fcntl(F_SETLK)""... $ac_c" 1>&6
-echo "configure:4717: checking for fcntl(F_SETLK)" >&5
+echo "configure:4781: checking for fcntl(F_SETLK)" >&5
 case $host_os in
   linux*)       echo "$ac_t""broken on Linux" 1>&6 ;;
   *)
 cat > conftest.$ac_ext <<EOF
-#line 4722 "configure"
+#line 4786 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #include <fcntl.h>
@@ -4730,7 +4794,7 @@ lck.l_type = F_WRLCK;
 fcntl(0, F_SETLK, &lck);
 ; return 0; }
 EOF
-if { (eval echo configure:4734: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4798: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_FCNTL_SETLK 1
@@ -4749,12 +4813,12 @@ esac
 for ac_func in fcvt getopt_long memmove pstat setproctitle setsid sigprocmask sysconf waitpid
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:4753: checking for $ac_func" >&5
+echo "configure:4817: 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 4758 "configure"
+#line 4822 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -4777,7 +4841,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4781: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4845: \"$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
@@ -4803,12 +4867,12 @@ done
 
 
 echo $ac_n "checking for PS_STRINGS""... $ac_c" 1>&6
-echo "configure:4807: checking for PS_STRINGS" >&5
+echo "configure:4871: checking for PS_STRINGS" >&5
 if eval "test \"`echo '$''{'pgac_cv_var_PS_STRINGS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4812 "configure"
+#line 4876 "configure"
 #include "confdefs.h"
 #include <machine/vmparam.h>
 #include <sys/exec.h>
@@ -4818,7 +4882,7 @@ PS_STRINGS->ps_nargvstr = 1;
 PS_STRINGS->ps_argvstr = "foo";
 ; return 0; }
 EOF
-if { (eval echo configure:4822: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4886: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   pgac_cv_var_PS_STRINGS=yes
 else
@@ -4840,12 +4904,12 @@ fi
 
 SNPRINTF=''
 echo $ac_n "checking for snprintf""... $ac_c" 1>&6
-echo "configure:4844: checking for snprintf" >&5
+echo "configure:4908: checking for snprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_snprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4849 "configure"
+#line 4913 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char snprintf(); below.  */
@@ -4868,7 +4932,7 @@ snprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4872: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4936: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_snprintf=yes"
 else
@@ -4892,12 +4956,12 @@ SNPRINTF='snprintf.o'
 fi
 
 echo $ac_n "checking for vsnprintf""... $ac_c" 1>&6
-echo "configure:4896: checking for vsnprintf" >&5
+echo "configure:4960: checking for vsnprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vsnprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4901 "configure"
+#line 4965 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vsnprintf(); below.  */
@@ -4920,7 +4984,7 @@ vsnprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:4924: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:4988: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_vsnprintf=yes"
 else
@@ -4945,7 +5009,7 @@ fi
 
 
 cat > conftest.$ac_ext <<EOF
-#line 4949 "configure"
+#line 5013 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 EOF
@@ -4960,7 +5024,7 @@ fi
 rm -f conftest*
 
 cat > conftest.$ac_ext <<EOF
-#line 4964 "configure"
+#line 5028 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 EOF
@@ -4977,12 +5041,12 @@ rm -f conftest*
 
 # do this one the hard way in case isinf() is a macro
 echo $ac_n "checking for isinf""... $ac_c" 1>&6
-echo "configure:4981: checking for isinf" >&5
+echo "configure:5045: checking for isinf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_isinf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 4986 "configure"
+#line 5050 "configure"
 #include "confdefs.h"
 #include <math.h>
 
@@ -4990,7 +5054,7 @@ int main() {
 double x = 0.0; int res = isinf(x);
 ; return 0; }
 EOF
-if { (eval echo configure:4994: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5058: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_func_isinf=yes
 else
@@ -5016,12 +5080,12 @@ else
   for ac_func in fpclass fp_class fp_class_d class
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5020: checking for $ac_func" >&5
+echo "configure:5084: 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 5025 "configure"
+#line 5089 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5044,7 +5108,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5048: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5112: \"$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
@@ -5072,12 +5136,12 @@ fi
 
 
 echo $ac_n "checking for getrusage""... $ac_c" 1>&6
-echo "configure:5076: checking for getrusage" >&5
+echo "configure:5140: checking for getrusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getrusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5081 "configure"
+#line 5145 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getrusage(); below.  */
@@ -5100,7 +5164,7 @@ getrusage();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5104: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5168: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_getrusage=yes"
 else
@@ -5125,12 +5189,12 @@ fi
 
 
 echo $ac_n "checking for srandom""... $ac_c" 1>&6
-echo "configure:5129: checking for srandom" >&5
+echo "configure:5193: checking for srandom" >&5
 if eval "test \"`echo '$''{'ac_cv_func_srandom'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5134 "configure"
+#line 5198 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char srandom(); below.  */
@@ -5153,7 +5217,7 @@ srandom();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5157: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5221: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_srandom=yes"
 else
@@ -5178,12 +5242,12 @@ fi
 
 
 echo $ac_n "checking for gethostname""... $ac_c" 1>&6
-echo "configure:5182: checking for gethostname" >&5
+echo "configure:5246: checking for gethostname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5187 "configure"
+#line 5251 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostname(); below.  */
@@ -5206,7 +5270,7 @@ gethostname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5210: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5274: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostname=yes"
 else
@@ -5231,12 +5295,12 @@ fi
 
 
 echo $ac_n "checking for random""... $ac_c" 1>&6
-echo "configure:5235: checking for random" >&5
+echo "configure:5299: checking for random" >&5
 if eval "test \"`echo '$''{'ac_cv_func_random'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5240 "configure"
+#line 5304 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char random(); below.  */
@@ -5259,7 +5323,7 @@ random();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5263: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5327: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_random=yes"
 else
@@ -5284,12 +5348,12 @@ fi
 
 
 echo $ac_n "checking for inet_aton""... $ac_c" 1>&6
-echo "configure:5288: checking for inet_aton" >&5
+echo "configure:5352: checking for inet_aton" >&5
 if eval "test \"`echo '$''{'ac_cv_func_inet_aton'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5293 "configure"
+#line 5357 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char inet_aton(); below.  */
@@ -5312,7 +5376,7 @@ inet_aton();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5380: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_inet_aton=yes"
 else
@@ -5337,12 +5401,12 @@ fi
 
 
 echo $ac_n "checking for strerror""... $ac_c" 1>&6
-echo "configure:5341: checking for strerror" >&5
+echo "configure:5405: checking for strerror" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strerror'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5346 "configure"
+#line 5410 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strerror(); below.  */
@@ -5365,7 +5429,7 @@ strerror();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5369: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5433: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strerror=yes"
 else
@@ -5391,12 +5455,12 @@ fi
 
 
 echo $ac_n "checking for strdup""... $ac_c" 1>&6
-echo "configure:5395: checking for strdup" >&5
+echo "configure:5459: checking for strdup" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strdup'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5400 "configure"
+#line 5464 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strdup(); below.  */
@@ -5419,7 +5483,7 @@ strdup();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5423: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5487: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strdup=yes"
 else
@@ -5444,12 +5508,12 @@ fi
 
 
 echo $ac_n "checking for strtol""... $ac_c" 1>&6
-echo "configure:5448: checking for strtol" >&5
+echo "configure:5512: checking for strtol" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtol'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5453 "configure"
+#line 5517 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtol(); below.  */
@@ -5472,7 +5536,7 @@ strtol();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5476: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5540: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strtol=yes"
 else
@@ -5497,12 +5561,12 @@ fi
 
 
 echo $ac_n "checking for strtoul""... $ac_c" 1>&6
-echo "configure:5501: checking for strtoul" >&5
+echo "configure:5565: checking for strtoul" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtoul'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5506 "configure"
+#line 5570 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtoul(); below.  */
@@ -5525,7 +5589,7 @@ strtoul();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5529: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5593: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strtoul=yes"
 else
@@ -5550,12 +5614,12 @@ fi
 
 
 echo $ac_n "checking for strcasecmp""... $ac_c" 1>&6
-echo "configure:5554: checking for strcasecmp" >&5
+echo "configure:5618: checking for strcasecmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strcasecmp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5559 "configure"
+#line 5623 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strcasecmp(); below.  */
@@ -5578,7 +5642,7 @@ strcasecmp();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5582: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5646: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_strcasecmp=yes"
 else
@@ -5603,12 +5667,12 @@ fi
 
 
 echo $ac_n "checking for cbrt""... $ac_c" 1>&6
-echo "configure:5607: checking for cbrt" >&5
+echo "configure:5671: checking for cbrt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cbrt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5612 "configure"
+#line 5676 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cbrt(); below.  */
@@ -5631,7 +5695,7 @@ cbrt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5635: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5699: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_cbrt=yes"
 else
@@ -5652,7 +5716,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for cbrt in -lm""... $ac_c" 1>&6
-echo "configure:5656: checking for cbrt in -lm" >&5
+echo "configure:5720: checking for cbrt in -lm" >&5
 ac_lib_var=`echo m'_'cbrt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5660,7 +5724,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5664 "configure"
+#line 5728 "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
@@ -5671,7 +5735,7 @@ int main() {
 cbrt()
 ; return 0; }
 EOF
-if { (eval echo configure:5675: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5739: \"$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
@@ -5709,12 +5773,12 @@ esac
 
 
 echo $ac_n "checking for rint""... $ac_c" 1>&6
-echo "configure:5713: checking for rint" >&5
+echo "configure:5777: checking for rint" >&5
 if eval "test \"`echo '$''{'ac_cv_func_rint'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5718 "configure"
+#line 5782 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char rint(); below.  */
@@ -5737,7 +5801,7 @@ rint();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5741: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5805: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_rint=yes"
 else
@@ -5758,7 +5822,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for rint in -lm""... $ac_c" 1>&6
-echo "configure:5762: checking for rint in -lm" >&5
+echo "configure:5826: checking for rint in -lm" >&5
 ac_lib_var=`echo m'_'rint | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5766,7 +5830,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm $HPUXMATHLIB $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5770 "configure"
+#line 5834 "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
@@ -5777,7 +5841,7 @@ int main() {
 rint()
 ; return 0; }
 EOF
-if { (eval echo configure:5781: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5845: \"$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
@@ -5804,7 +5868,7 @@ fi
 
 
 cat > conftest.$ac_ext <<EOF
-#line 5808 "configure"
+#line 5872 "configure"
 #include "confdefs.h"
 #include <readline.h>
 EOF
@@ -5818,7 +5882,7 @@ EOF
 else
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 5822 "configure"
+#line 5886 "configure"
 #include "confdefs.h"
 #include <readline/readline.h>
 EOF
@@ -5840,12 +5904,12 @@ rm -f conftest*
 for ac_func in filename_completion_function
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5844: checking for $ac_func" >&5
+echo "configure:5908: 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 5849 "configure"
+#line 5913 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5868,7 +5932,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5872: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5936: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_$ac_func=yes"
 else
@@ -5887,7 +5951,7 @@ if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
 #define $ac_tr_func 1
 EOF
  cat > conftest.$ac_ext <<EOF
-#line 5891 "configure"
+#line 5955 "configure"
 #include "confdefs.h"
 #include <readline.h>
 EOF
@@ -5901,7 +5965,7 @@ EOF
 else
   rm -rf conftest*
   cat > conftest.$ac_ext <<EOF
-#line 5905 "configure"
+#line 5969 "configure"
 #include "confdefs.h"
 #include <readline/readline.h>
 EOF
@@ -5929,16 +5993,16 @@ done
 
 
 echo $ac_n "checking for finite""... $ac_c" 1>&6
-echo "configure:5933: checking for finite" >&5
+echo "configure:5997: checking for finite" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5935 "configure"
+#line 5999 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 int dummy=finite(1.0);
 ; return 0; }
 EOF
-if { (eval echo configure:5942: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6006: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_FINITE 1
@@ -5953,16 +6017,16 @@ fi
 rm -f conftest*
 
 echo $ac_n "checking for sigsetjmp""... $ac_c" 1>&6
-echo "configure:5957: checking for sigsetjmp" >&5
+echo "configure:6021: checking for sigsetjmp" >&5
 cat > conftest.$ac_ext <<EOF
-#line 5959 "configure"
+#line 6023 "configure"
 #include "confdefs.h"
 #include <setjmp.h>
 int main() {
 sigjmp_buf x; sigsetjmp(x, 1);
 ; return 0; }
 EOF
-if { (eval echo configure:5966: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6030: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define HAVE_SIGSETJMP 1
@@ -5981,12 +6045,12 @@ if test "${enable_syslog+set}" = set; then
   enableval="$enable_syslog"
   case $enableval in y|ye|yes)
 	echo $ac_n "checking for syslog""... $ac_c" 1>&6
-echo "configure:5985: checking for syslog" >&5
+echo "configure:6049: checking for syslog" >&5
 if eval "test \"`echo '$''{'ac_cv_func_syslog'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5990 "configure"
+#line 6054 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char syslog(); below.  */
@@ -6009,7 +6073,7 @@ syslog();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6013: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6077: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_syslog=yes"
 else
@@ -6040,7 +6104,7 @@ fi
 
 
 echo $ac_n "checking whether long int is 64 bits""... $ac_c" 1>&6
-echo "configure:6044: checking whether long int is 64 bits" >&5
+echo "configure:6108: checking whether long int is 64 bits" >&5
 if eval "test \"`echo '$''{'pgac_cv_type_long_int_64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6049,7 +6113,7 @@ else
 echo "configure: warning: 64 bit arithmetic disabled when cross-compiling" 1>&2
 else
   cat > conftest.$ac_ext <<EOF
-#line 6053 "configure"
+#line 6117 "configure"
 #include "confdefs.h"
 typedef long int int64;
 
@@ -6078,7 +6142,7 @@ main() {
   exit(! does_int64_work());
 }
 EOF
-if { (eval echo configure:6082: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6146: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   pgac_cv_type_long_int_64=yes
 else
@@ -6105,7 +6169,7 @@ fi
 
 if test x"$HAVE_LONG_INT_64" = x"no" ; then
   echo $ac_n "checking whether long long int is 64 bits""... $ac_c" 1>&6
-echo "configure:6109: checking whether long long int is 64 bits" >&5
+echo "configure:6173: checking whether long long int is 64 bits" >&5
 if eval "test \"`echo '$''{'pgac_cv_type_long_long_int_64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6114,7 +6178,7 @@ else
 echo "configure: warning: 64 bit arithmetic disabled when cross-compiling" 1>&2
 else
   cat > conftest.$ac_ext <<EOF
-#line 6118 "configure"
+#line 6182 "configure"
 #include "confdefs.h"
 typedef long long int int64;
 
@@ -6143,7 +6207,7 @@ main() {
   exit(! does_int64_work());
 }
 EOF
-if { (eval echo configure:6147: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6211: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   pgac_cv_type_long_long_int_64=yes
 else
@@ -6174,7 +6238,7 @@ fi
 if [ x"$HAVE_LONG_LONG_INT_64" = xyes ] ; then
   if [ x$SNPRINTF = x ] ; then
     echo $ac_n "checking whether snprintf handles 'long long int' as %lld""... $ac_c" 1>&6
-echo "configure:6178: checking whether snprintf handles 'long long int' as %lld" >&5
+echo "configure:6242: checking whether snprintf handles 'long long int' as %lld" >&5
     if test "$cross_compiling" = yes; then
    echo "$ac_t""assuming not on target machine" 1>&6
 	# Force usage of our own snprintf, since we cannot test foreign snprintf
@@ -6183,7 +6247,7 @@ echo "configure:6178: checking whether snprintf handles 'long long int' as %lld"
   
 else
   cat > conftest.$ac_ext <<EOF
-#line 6187 "configure"
+#line 6251 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 typedef long long int int64;
@@ -6210,7 +6274,7 @@ main() {
   exit(! does_int64_snprintf_work());
 }
 EOF
-if { (eval echo configure:6214: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6278: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
    echo "$ac_t""yes" 1>&6
 	  INT64_FORMAT='"%lld"'
@@ -6221,7 +6285,7 @@ else
   rm -fr conftest*
    echo "$ac_t""no" 1>&6
     echo $ac_n "checking whether snprintf handles 'long long int' as %qd""... $ac_c" 1>&6
-echo "configure:6225: checking whether snprintf handles 'long long int' as %qd" >&5 
+echo "configure:6289: checking whether snprintf handles 'long long int' as %qd" >&5 
     if test "$cross_compiling" = yes; then
    echo "$ac_t""assuming not on target machine" 1>&6
 	# Force usage of our own snprintf, since we cannot test foreign snprintf
@@ -6230,7 +6294,7 @@ echo "configure:6225: checking whether snprintf handles 'long long int' as %qd"
   
 else
   cat > conftest.$ac_ext <<EOF
-#line 6234 "configure"
+#line 6298 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 typedef long long int int64;
@@ -6257,7 +6321,7 @@ main() {
   exit(! does_int64_snprintf_work());
 }
 EOF
-if { (eval echo configure:6261: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6325: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
    echo "$ac_t""yes" 1>&6
     INT64_FORMAT='"%qd"'
@@ -6296,7 +6360,7 @@ EOF
 
 
 echo $ac_n "checking alignment of short""... $ac_c" 1>&6
-echo "configure:6300: checking alignment of short" >&5
+echo "configure:6364: checking alignment of short" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6304,7 +6368,7 @@ else
   pgac_cv_alignof_short='sizeof(short)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6308 "configure"
+#line 6372 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; short field; } mystruct;
@@ -6316,7 +6380,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6320: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6384: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   pgac_cv_alignof_short=`cat conftestval`
 else
@@ -6336,7 +6400,7 @@ EOF
 
 
 echo $ac_n "checking alignment of int""... $ac_c" 1>&6
-echo "configure:6340: checking alignment of int" >&5
+echo "configure:6404: checking alignment of int" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6344,7 +6408,7 @@ else
   pgac_cv_alignof_int='sizeof(int)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6348 "configure"
+#line 6412 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; int field; } mystruct;
@@ -6356,7 +6420,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6360: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6424: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   pgac_cv_alignof_int=`cat conftestval`
 else
@@ -6376,7 +6440,7 @@ EOF
 
 
 echo $ac_n "checking alignment of long""... $ac_c" 1>&6
-echo "configure:6380: checking alignment of long" >&5
+echo "configure:6444: checking alignment of long" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6384,7 +6448,7 @@ else
   pgac_cv_alignof_long='sizeof(long)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6388 "configure"
+#line 6452 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; long field; } mystruct;
@@ -6396,7 +6460,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6400: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6464: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   pgac_cv_alignof_long=`cat conftestval`
 else
@@ -6417,7 +6481,7 @@ EOF
 
 if [ x"$HAVE_LONG_LONG_INT_64" = xyes ] ; then
   echo $ac_n "checking alignment of long long int""... $ac_c" 1>&6
-echo "configure:6421: checking alignment of long long int" >&5
+echo "configure:6485: checking alignment of long long int" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_long_long_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6425,7 +6489,7 @@ else
   pgac_cv_alignof_long_long_int='sizeof(long long int)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6429 "configure"
+#line 6493 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; long long int field; } mystruct;
@@ -6437,7 +6501,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6441: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6505: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   pgac_cv_alignof_long_long_int=`cat conftestval`
 else
@@ -6458,7 +6522,7 @@ EOF
 
 fi
 echo $ac_n "checking alignment of double""... $ac_c" 1>&6
-echo "configure:6462: checking alignment of double" >&5
+echo "configure:6526: checking alignment of double" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_double'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6466,7 +6530,7 @@ else
   pgac_cv_alignof_double='sizeof(double)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6470 "configure"
+#line 6534 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; double field; } mystruct;
@@ -6478,7 +6542,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6482: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6546: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   pgac_cv_alignof_double=`cat conftestval`
 else
@@ -6516,12 +6580,12 @@ EOF
 
 
 echo $ac_n "checking for POSIX signal interface""... $ac_c" 1>&6
-echo "configure:6520: checking for POSIX signal interface" >&5
+echo "configure:6584: checking for POSIX signal interface" >&5
 if eval "test \"`echo '$''{'pgac_cv_func_posix_signals'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6525 "configure"
+#line 6589 "configure"
 #include "confdefs.h"
 #include <signal.h>
 
@@ -6532,7 +6596,7 @@ act.sa_flags = SA_RESTART;
 sigaction(0, &act, &oact);
 ; return 0; }
 EOF
-if { (eval echo configure:6536: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6600: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   pgac_cv_func_posix_signals=yes
 else
@@ -6561,7 +6625,7 @@ then
 	# Extract the first word of "tclsh", so it can be a program name with args.
 set dummy tclsh; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6565: checking for $ac_word" >&5
+echo "configure:6629: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6598,7 +6662,7 @@ fi
 		# Extract the first word of "tcl", so it can be a program name with args.
 set dummy tcl; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6602: checking for $ac_word" >&5
+echo "configure:6666: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6641,7 +6705,7 @@ fi
 if test "$USE_TCL" = true
 then
 	echo $ac_n "checking for tclConfig.sh""... $ac_c" 1>&6
-echo "configure:6645: checking for tclConfig.sh" >&5
+echo "configure:6709: checking for tclConfig.sh" >&5
 	TCL_CONFIG_SH=
 	library_dirs=
 	if test -z "$TCL_DIRS"
@@ -6670,7 +6734,7 @@ USE_TK=$USE_TCL		# If TCL is disabled, disable TK
 if test "$USE_TK" = true
 then
 	echo $ac_n "checking for tkConfig.sh""... $ac_c" 1>&6
-echo "configure:6674: checking for tkConfig.sh" >&5
+echo "configure:6738: checking for tkConfig.sh" >&5
 	TK_CONFIG_SH=
 	# library_dirs are set in the check for TCL
 	for dir in $library_dirs
@@ -6692,7 +6756,7 @@ echo "configure:6674: checking for tkConfig.sh" >&5
 		# Extract the first word of "wish", so it can be a program name with args.
 set dummy wish; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:6696: checking for $ac_word" >&5
+echo "configure:6760: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_WISH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6743,7 +6807,7 @@ if test "$USE_X" = true; then
 # Uses ac_ vars as temps to allow command line to override cache and checks.
 # --without-x overrides everything else, but does not touch the cache.
 echo $ac_n "checking for X""... $ac_c" 1>&6
-echo "configure:6747: checking for X" >&5
+echo "configure:6811: checking for X" >&5
 
 # Check whether --with-x or --without-x was given.
 if test "${with_x+set}" = set; then
@@ -6805,12 +6869,12 @@ if test "$ac_x_includes" = NO; then
 
   # First, try using that file with no special directory specified.
 cat > conftest.$ac_ext <<EOF
-#line 6809 "configure"
+#line 6873 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6814: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6878: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6879,14 +6943,14 @@ if test "$ac_x_libraries" = NO; then
   ac_save_LIBS="$LIBS"
   LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6883 "configure"
+#line 6947 "configure"
 #include "confdefs.h"
 
 int main() {
 ${x_direct_test_function}()
 ; return 0; }
 EOF
-if { (eval echo configure:6890: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6954: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   LIBS="$ac_save_LIBS"
 # We can link X programs with no special library path.
@@ -6992,17 +7056,17 @@ else
     case "`(uname -sr) 2>/dev/null`" in
     "SunOS 5"*)
       echo $ac_n "checking whether -R must be followed by a space""... $ac_c" 1>&6
-echo "configure:6996: checking whether -R must be followed by a space" >&5
+echo "configure:7060: checking whether -R must be followed by a space" >&5
       ac_xsave_LIBS="$LIBS"; LIBS="$LIBS -R$x_libraries"
       cat > conftest.$ac_ext <<EOF
-#line 6999 "configure"
+#line 7063 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:7006: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7070: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_R_nospace=yes
 else
@@ -7018,14 +7082,14 @@ rm -f conftest*
       else
 	LIBS="$ac_xsave_LIBS -R $x_libraries"
 	cat > conftest.$ac_ext <<EOF
-#line 7022 "configure"
+#line 7086 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:7029: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7093: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_R_space=yes
 else
@@ -7057,7 +7121,7 @@ rm -f conftest*
     # libraries were built with DECnet support.  And karl@cs.umb.edu says
     # the Alpha needs dnet_stub (dnet does not exist).
     echo $ac_n "checking for dnet_ntoa in -ldnet""... $ac_c" 1>&6
-echo "configure:7061: checking for dnet_ntoa in -ldnet" >&5
+echo "configure:7125: checking for dnet_ntoa in -ldnet" >&5
 ac_lib_var=`echo dnet'_'dnet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7065,7 +7129,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7069 "configure"
+#line 7133 "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
@@ -7076,7 +7140,7 @@ int main() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:7080: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7144: \"$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
@@ -7098,7 +7162,7 @@ fi
 
     if test $ac_cv_lib_dnet_dnet_ntoa = no; then
       echo $ac_n "checking for dnet_ntoa in -ldnet_stub""... $ac_c" 1>&6
-echo "configure:7102: checking for dnet_ntoa in -ldnet_stub" >&5
+echo "configure:7166: checking for dnet_ntoa in -ldnet_stub" >&5
 ac_lib_var=`echo dnet_stub'_'dnet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7106,7 +7170,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet_stub  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7110 "configure"
+#line 7174 "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
@@ -7117,7 +7181,7 @@ int main() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:7121: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7185: \"$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
@@ -7146,12 +7210,12 @@ fi
     # The nsl library prevents programs from opening the X display
     # on Irix 5.2, according to dickey@clark.net.
     echo $ac_n "checking for gethostbyname""... $ac_c" 1>&6
-echo "configure:7150: checking for gethostbyname" >&5
+echo "configure:7214: checking for gethostbyname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7155 "configure"
+#line 7219 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname(); below.  */
@@ -7174,7 +7238,7 @@ gethostbyname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7178: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7242: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_gethostbyname=yes"
 else
@@ -7195,7 +7259,7 @@ fi
 
     if test $ac_cv_func_gethostbyname = no; then
       echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
-echo "configure:7199: checking for gethostbyname in -lnsl" >&5
+echo "configure:7263: checking for gethostbyname in -lnsl" >&5
 ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7203,7 +7267,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7207 "configure"
+#line 7271 "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
@@ -7214,7 +7278,7 @@ int main() {
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:7218: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7282: \"$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
@@ -7244,12 +7308,12 @@ fi
     # -lsocket must be given before -lnsl if both are needed.
     # We assume that if connect needs -lnsl, so does gethostbyname.
     echo $ac_n "checking for connect""... $ac_c" 1>&6
-echo "configure:7248: checking for connect" >&5
+echo "configure:7312: checking for connect" >&5
 if eval "test \"`echo '$''{'ac_cv_func_connect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7253 "configure"
+#line 7317 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char connect(); below.  */
@@ -7272,7 +7336,7 @@ connect();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7276: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7340: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_connect=yes"
 else
@@ -7293,7 +7357,7 @@ fi
 
     if test $ac_cv_func_connect = no; then
       echo $ac_n "checking for connect in -lsocket""... $ac_c" 1>&6
-echo "configure:7297: checking for connect in -lsocket" >&5
+echo "configure:7361: checking for connect in -lsocket" >&5
 ac_lib_var=`echo socket'_'connect | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7301,7 +7365,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $X_EXTRA_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7305 "configure"
+#line 7369 "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
@@ -7312,7 +7376,7 @@ int main() {
 connect()
 ; return 0; }
 EOF
-if { (eval echo configure:7316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7380: \"$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
@@ -7336,12 +7400,12 @@ fi
 
     # gomez@mi.uni-erlangen.de says -lposix is necessary on A/UX.
     echo $ac_n "checking for remove""... $ac_c" 1>&6
-echo "configure:7340: checking for remove" >&5
+echo "configure:7404: checking for remove" >&5
 if eval "test \"`echo '$''{'ac_cv_func_remove'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7345 "configure"
+#line 7409 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char remove(); below.  */
@@ -7364,7 +7428,7 @@ remove();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7368: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7432: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_remove=yes"
 else
@@ -7385,7 +7449,7 @@ fi
 
     if test $ac_cv_func_remove = no; then
       echo $ac_n "checking for remove in -lposix""... $ac_c" 1>&6
-echo "configure:7389: checking for remove in -lposix" >&5
+echo "configure:7453: checking for remove in -lposix" >&5
 ac_lib_var=`echo posix'_'remove | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7393,7 +7457,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lposix  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7397 "configure"
+#line 7461 "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
@@ -7404,7 +7468,7 @@ int main() {
 remove()
 ; return 0; }
 EOF
-if { (eval echo configure:7408: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7472: \"$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
@@ -7428,12 +7492,12 @@ fi
 
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
     echo $ac_n "checking for shmat""... $ac_c" 1>&6
-echo "configure:7432: checking for shmat" >&5
+echo "configure:7496: checking for shmat" >&5
 if eval "test \"`echo '$''{'ac_cv_func_shmat'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7437 "configure"
+#line 7501 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char shmat(); below.  */
@@ -7456,7 +7520,7 @@ shmat();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7460: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7524: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   eval "ac_cv_func_shmat=yes"
 else
@@ -7477,7 +7541,7 @@ fi
 
     if test $ac_cv_func_shmat = no; then
       echo $ac_n "checking for shmat in -lipc""... $ac_c" 1>&6
-echo "configure:7481: checking for shmat in -lipc" >&5
+echo "configure:7545: checking for shmat in -lipc" >&5
 ac_lib_var=`echo ipc'_'shmat | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7485,7 +7549,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lipc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7489 "configure"
+#line 7553 "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
@@ -7496,7 +7560,7 @@ int main() {
 shmat()
 ; return 0; }
 EOF
-if { (eval echo configure:7500: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7564: \"$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
@@ -7529,7 +7593,7 @@ fi
   # libraries we check for below, so use a different variable.
   #  --interran@uluru.Stanford.EDU, kb@cs.umb.edu.
   echo $ac_n "checking for IceConnectionNumber in -lICE""... $ac_c" 1>&6
-echo "configure:7533: checking for IceConnectionNumber in -lICE" >&5
+echo "configure:7597: checking for IceConnectionNumber in -lICE" >&5
 ac_lib_var=`echo ICE'_'IceConnectionNumber | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7537,7 +7601,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lICE $X_EXTRA_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7541 "configure"
+#line 7605 "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
@@ -7548,7 +7612,7 @@ int main() {
 IceConnectionNumber()
 ; return 0; }
 EOF
-if { (eval echo configure:7552: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7616: \"$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
@@ -7581,7 +7645,7 @@ fi
 	
 	X11_LIBS=""
 	echo $ac_n "checking for XOpenDisplay in -lX11""... $ac_c" 1>&6
-echo "configure:7585: checking for XOpenDisplay in -lX11" >&5
+echo "configure:7649: checking for XOpenDisplay in -lX11" >&5
 ac_lib_var=`echo X11'_'XOpenDisplay | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7589,7 +7653,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lX11 ${X_PRE_LIBS} $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7593 "configure"
+#line 7657 "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
@@ -7600,7 +7664,7 @@ int main() {
 XOpenDisplay()
 ; return 0; }
 EOF
-if { (eval echo configure:7604: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7668: \"$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
diff --git a/configure.in b/configure.in
index d1c67c77203f8c281557d95110e21244963e742f..589a0adb633f2ab40aeae896502fda16d14a3f63 100644
--- a/configure.in
+++ b/configure.in
@@ -802,6 +802,8 @@ fi
 AC_C_CONST
 AC_C_INLINE
 AC_C_STRINGIZE
+PGAC_C_SIGNED
+PGAC_C_VOLATILE
 AC_STRUCT_TIMEZONE
 PGAC_UNION_SEMUN
 
diff --git a/src/backend/commands/async.c b/src/backend/commands/async.c
index 366d6ee4456c22acfdc6be91ee936fd3e7bcd375..532a0ab25e11ec2ae48bc7502757bbb916a12389 100644
--- a/src/backend/commands/async.c
+++ b/src/backend/commands/async.c
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1994, Regents of the University of California
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/commands/async.c,v 1.67 2000/08/27 19:00:24 petere Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/commands/async.c,v 1.68 2000/08/29 09:36:39 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -587,7 +587,7 @@ AtAbort_Notify()
  */
 
 void
-Async_NotifyHandler(int signum)
+Async_NotifyHandler(SIGNAL_ARGS)
 {
 
 	/*
diff --git a/src/backend/postmaster/postmaster.c b/src/backend/postmaster/postmaster.c
index c2d46a354ccd33e31f771fd6a05afaf472bc79a2..d7d2b99230f5f49f8a37744c4895f6798d679b40 100644
--- a/src/backend/postmaster/postmaster.c
+++ b/src/backend/postmaster/postmaster.c
@@ -11,7 +11,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.161 2000/08/27 19:00:26 petere Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/postmaster/postmaster.c,v 1.162 2000/08/29 09:36:41 petere Exp $
  *
  * NOTES
  *
@@ -231,10 +231,10 @@ static void pmdaemonize(int argc, char *argv[]);
 static Port *ConnCreate(int serverFd);
 static void ConnFree(Port *port);
 static void reset_shared(int port);
-static void SIGHUP_handler(int signum);
-static void pmdie(int signum);
-static void reaper(int signum);
-static void dumpstatus(int signum);
+static void SIGHUP_handler(SIGNAL_ARGS);
+static void pmdie(SIGNAL_ARGS);
+static void reaper(SIGNAL_ARGS);
+static void dumpstatus(SIGNAL_ARGS);
 static void CleanupProc(int pid, int exitstatus);
 static int	DoBackend(Port *port);
 static void ExitPostmaster(int status);
@@ -246,7 +246,7 @@ static int	processCancelRequest(Port *port, PacketLen len, void *pkt);
 static int	initMasks(fd_set *rmask, fd_set *wmask);
 static long PostmasterRandom(void);
 static void RandomSalt(char *salt);
-static void SignalChildren(int signum);
+static void SignalChildren(SIGNAL_ARGS);
 static int	CountChildren(void);
 static bool CreateOptsFile(int argc, char *argv[]);
 
@@ -1266,7 +1266,7 @@ reset_shared(int port)
  * main loop
  */
 static void
-SIGHUP_handler(int signum)
+SIGHUP_handler(SIGNAL_ARGS)
 {
 	got_SIGHUP = true;
 	if (Shutdown > SmartShutdown)
@@ -1281,14 +1281,14 @@ SIGHUP_handler(int signum)
  * pmdie -- signal handler for cleaning up after a kill signal.
  */
 static void
-pmdie(int signum)
+pmdie(SIGNAL_ARGS)
 {
 	PG_SETMASK(&BlockSig);
 
 	if (DebugLvl >= 1)
-		elog(DEBUG, "pmdie %d", signum);
+		elog(DEBUG, "pmdie %d", postgres_signal_arg);
 
-	switch (signum)
+	switch (postgres_signal_arg)
 	{
 		case SIGUSR2:
 
@@ -1399,7 +1399,7 @@ pmdie(int signum)
  * Reaper -- signal handler to cleanup after a backend (child) dies.
  */
 static void
-reaper(int signum)
+reaper(SIGNAL_ARGS)
 {
 /* GH: replace waitpid for !HAVE_WAITPID. Does this work ? */
 #ifdef HAVE_WAITPID
@@ -1970,7 +1970,7 @@ ExitPostmaster(int status)
 }
 
 static void
-dumpstatus(int signum)
+dumpstatus(SIGNAL_ARGS)
 {
 	Dlelem	   *curr;
 
diff --git a/src/backend/storage/lmgr/proc.c b/src/backend/storage/lmgr/proc.c
index 6dcdd0b10d50ab2d5a3de097f3b37faa90714e5e..d0da37b839fbfdc3175fa74366c70ef6268e29ff 100644
--- a/src/backend/storage/lmgr/proc.c
+++ b/src/backend/storage/lmgr/proc.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/storage/lmgr/proc.c,v 1.78 2000/08/27 19:00:28 petere Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/storage/lmgr/proc.c,v 1.79 2000/08/29 09:36:44 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -47,7 +47,7 @@
  *		This is so that we can support more backends. (system-wide semaphore
  *		sets run out pretty fast.)				  -ay 4/95
  *
- * $Header: /cvsroot/pgsql/src/backend/storage/lmgr/proc.c,v 1.78 2000/08/27 19:00:28 petere Exp $
+ * $Header: /cvsroot/pgsql/src/backend/storage/lmgr/proc.c,v 1.79 2000/08/29 09:36:44 petere Exp $
  */
 #include <sys/time.h>
 #include <unistd.h>
@@ -68,7 +68,7 @@
 
 #include "storage/proc.h"
 
-void		HandleDeadLock(int signum);
+void		HandleDeadLock(SIGNAL_ARGS);
 static void ProcFreeAllSemaphores(void);
 static bool GetOffWaitqueue(PROC *);
 
@@ -812,7 +812,7 @@ ProcAddLock(SHM_QUEUE *elem)
  * --------------------
  */
 void
-HandleDeadLock(int signum)
+HandleDeadLock(SIGNAL_ARGS)
 {
 	LOCK	   *mywaitlock;
 
diff --git a/src/backend/tcop/postgres.c b/src/backend/tcop/postgres.c
index 0e96f365e8393180856ea3d5ceb4b30f6237f8b3..b860967c3e315697b4b56dfb19a73f83d52e549b 100644
--- a/src/backend/tcop/postgres.c
+++ b/src/backend/tcop/postgres.c
@@ -8,7 +8,7 @@
  *
  *
  * IDENTIFICATION
- *	  $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.172 2000/08/27 19:00:31 petere Exp $
+ *	  $Header: /cvsroot/pgsql/src/backend/tcop/postgres.c,v 1.173 2000/08/29 09:36:47 petere Exp $
  *
  * NOTES
  *	  this is the "main" module of the postgres backend and
@@ -83,7 +83,7 @@ CommandDest whereToSendOutput = Debug;
 extern void StartupXLOG(void);
 extern void ShutdownXLOG(void);
 
-extern void HandleDeadLock(int signum);
+extern void HandleDeadLock(SIGNAL_ARGS);
 
 extern char XLogDir[];
 extern char ControlFilePath[];
@@ -129,9 +129,9 @@ int			XfuncMode = 0;
 static int	InteractiveBackend(StringInfo inBuf);
 static int	SocketBackend(StringInfo inBuf);
 static int	ReadCommand(StringInfo inBuf);
-static void SigHupHandler(int signum);
-static void FloatExceptionHandler(int signum);
-static void quickdie(int signum);
+static void SigHupHandler(SIGNAL_ARGS);
+static void FloatExceptionHandler(SIGNAL_ARGS);
+static void quickdie(SIGNAL_ARGS);
 
 /*
  * Flag to mark SIGHUP. Whenever the main loop comes around it
@@ -705,13 +705,13 @@ pg_exec_query_dest(char *query_string,	/* string to execute */
  */
 
 void
-handle_warn(int signum)
+handle_warn(SIGNAL_ARGS)
 {
 	siglongjmp(Warn_restart, 1);
 }
 
 static void
-quickdie(int signum)
+quickdie(SIGNAL_ARGS)
 {
 	PG_SETMASK(&BlockSig);
 	elog(NOTICE, "Message from PostgreSQL backend:"
@@ -735,7 +735,7 @@ quickdie(int signum)
  * Abort transaction and exit
  */
 void
-die(int signum)
+die(SIGNAL_ARGS)
 {
 	PG_SETMASK(&BlockSig);
 
@@ -752,7 +752,7 @@ die(int signum)
 
 /* signal handler for floating point exception */
 static void
-FloatExceptionHandler(int signum)
+FloatExceptionHandler(SIGNAL_ARGS)
 {
 	elog(ERROR, "floating point exception!"
 		 " The last floating point operation either exceeded legal ranges"
@@ -761,7 +761,7 @@ FloatExceptionHandler(int signum)
 
 /* signal handler for query cancel signal from postmaster */
 static void
-QueryCancelHandler(int signum)
+QueryCancelHandler(SIGNAL_ARGS)
 {
 	QueryCancel = true;
 	LockWaitCancel();
@@ -779,7 +779,7 @@ CancelQuery(void)
 }
 
 static void
-SigHupHandler(int signum)
+SigHupHandler(SIGNAL_ARGS)
 {
 	got_SIGHUP = true;
 }
@@ -1404,7 +1404,7 @@ PostgresMain(int argc, char *argv[], int real_argc, char *real_argv[])
 	if (!IsUnderPostmaster)
 	{
 		puts("\nPOSTGRES backend interactive interface ");
-		puts("$Revision: 1.172 $ $Date: 2000/08/27 19:00:31 $\n");
+		puts("$Revision: 1.173 $ $Date: 2000/08/29 09:36:47 $\n");
 	}
 
 	/*
diff --git a/src/bin/psql/common.c b/src/bin/psql/common.c
index 65d0c8bf8310e55b2946c027d5604036a2ceb1dc..ddc2be3c4f4f7ffe588c2e65ee2ebac5beb75499 100644
--- a/src/bin/psql/common.c
+++ b/src/bin/psql/common.c
@@ -3,7 +3,7 @@
  *
  * Copyright 2000 by PostgreSQL Global Development Group
  *
- * $Header: /cvsroot/pgsql/src/bin/psql/common.c,v 1.22 2000/08/27 19:00:34 petere Exp $
+ * $Header: /cvsroot/pgsql/src/bin/psql/common.c,v 1.23 2000/08/29 09:36:48 petere Exp $
  */
 #include "postgres.h"
 #include "common.h"
@@ -252,7 +252,7 @@ volatile bool cancel_pressed;
 #define write_stderr(String) write(fileno(stderr), String, strlen(String))
 
 void
-handle_sigint(int signum)
+handle_sigint(SIGNAL_ARGS)
 {
 	/* Don't muck around if copying in or prompting for a password. */
 	if ((copy_in_state && pset.cur_cmd_interactive) || prompt_state)
diff --git a/src/bin/psql/common.h b/src/bin/psql/common.h
index ff8888cb65613b226b0deafdfe5bdf819a3aede6..5ef88e5271ca627a8141099656d35e6ec89991f8 100644
--- a/src/bin/psql/common.h
+++ b/src/bin/psql/common.h
@@ -3,7 +3,7 @@
  *
  * Copyright 2000 by PostgreSQL Global Development Group
  *
- * $Header: /cvsroot/pgsql/src/bin/psql/common.h,v 1.11 2000/08/27 19:00:36 petere Exp $
+ * $Header: /cvsroot/pgsql/src/bin/psql/common.h,v 1.12 2000/08/29 09:36:48 petere Exp $
  */
 #ifndef COMMON_H
 #define COMMON_H
@@ -34,7 +34,7 @@ extern volatile bool cancel_pressed;
 extern PGconn *cancelConn;
 
 #ifndef WIN32
-void		handle_sigint(int signum);
+void		handle_sigint(SIGNAL_ARGS);
 
 #endif	 /* not WIN32 */
 
diff --git a/src/include/commands/async.h b/src/include/commands/async.h
index 9267fdbbf041d3ce54b251ee8e4d64f233dfedad..de9b9dc3c7c3039e8d13fd8e71e0a09d5fd72224 100644
--- a/src/include/commands/async.h
+++ b/src/include/commands/async.h
@@ -6,7 +6,7 @@
  * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: async.h,v 1.15 2000/08/27 19:00:41 petere Exp $
+ * $Id: async.h,v 1.16 2000/08/29 09:36:50 petere Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -25,7 +25,7 @@ extern void AtCommit_Notify(void);
 extern void AtAbort_Notify(void);
 
 /* signal handler for inbound notifies (SIGUSR2) */
-extern void Async_NotifyHandler(int signum);
+extern void Async_NotifyHandler(SIGNAL_ARGS);
 
 /*
  * enable/disable processing of inbound notifies directly from signal handler.
diff --git a/src/include/config.h.in b/src/include/config.h.in
index 4101d8d21149ef5b94180925dff0012e7b5d1842..21ebcaf2297024e77f4fd0aaefeb932294c51d9e 100644
--- a/src/include/config.h.in
+++ b/src/include/config.h.in
@@ -8,7 +8,7 @@
  * or in config.h afterwards.  Of course, if you edit config.h, then your
  * changes will be overwritten the next time you run configure.
  *
- * $Id: config.h.in,v 1.133 2000/08/27 19:00:39 petere Exp $
+ * $Id: config.h.in,v 1.134 2000/08/29 09:36:49 petere Exp $
  */
 
 #ifndef CONFIG_H
@@ -300,6 +300,12 @@
 /* Define as your compiler's spelling of "inline", or empty if no inline. */
 #undef inline
 
+/* Define as empty if the C compiler doesn't understand "signed". */
+#undef signed
+
+/* Define as empty if the C compiler doesn't understand "volatile". */
+#undef volatile
+
 /* Define if your cpp understands the ANSI stringizing operators in macros */
 #undef HAVE_STRINGIZE
 
@@ -582,4 +588,18 @@ extern void srandom(unsigned int seed);
 
 #include "os.h"
 
+/*
+ * The following is used as the arg list for signal handlers.  Any ports
+ * that take something other than an int argument should override this in
+ * the port-specific os.h file.  Note that variable names are required
+ * because it is used in both the prototypes as well as the definitions.
+ * Note also the long name.  We expect that this won't collide with
+ * other names causing compiler warnings.
+ */ 
+
+#ifndef SIGNAL_ARGS
+#define SIGNAL_ARGS  int postgres_signal_arg
+#endif
+
+
 #endif /* CONFIG_H */
diff --git a/src/include/tcop/tcopprot.h b/src/include/tcop/tcopprot.h
index 2a45461dff99022d925ca25ce8482553646a830d..11e3a2ca5d2f359107de140eb6eee43d7c9953bd 100644
--- a/src/include/tcop/tcopprot.h
+++ b/src/include/tcop/tcopprot.h
@@ -7,7 +7,7 @@
  * Portions Copyright (c) 1996-2000, PostgreSQL, Inc
  * Portions Copyright (c) 1994, Regents of the University of California
  *
- * $Id: tcopprot.h,v 1.32 2000/08/27 19:00:41 petere Exp $
+ * $Id: tcopprot.h,v 1.33 2000/08/29 09:36:51 petere Exp $
  *
  * OLD COMMENTS
  *	  This file was created so that other c files could get the two
@@ -41,8 +41,8 @@ extern void pg_exec_query_dest(char *query_string,
 
 #endif	 /* BOOTSTRAP_INCLUDE */
 
-extern void handle_warn(int signum);
-extern void die(int signum);
+extern void handle_warn(SIGNAL_ARGS);
+extern void die(SIGNAL_ARGS);
 extern void CancelQuery(void);
 extern int PostgresMain(int argc, char *argv[],
 			 int real_argc, char *real_argv[]);