From 5508ef30e2031b84a69de3ff2b39fc4ec55fa4f2 Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Wed, 10 Jan 2001 17:07:18 +0000
Subject: [PATCH] Make checks for global variables (sys_nerr, timezone) safe
 against getting optimized away completely.

---
 config/c-library.m4 |  12 +-
 configure           | 278 ++++++++++++++++++++++----------------------
 2 files changed, 147 insertions(+), 143 deletions(-)

diff --git a/config/c-library.m4 b/config/c-library.m4
index 3cb3995f01..52cac9f4dd 100644
--- a/config/c-library.m4
+++ b/config/c-library.m4
@@ -1,5 +1,5 @@
 # Macros that test various C library quirks
-# $Header: /cvsroot/pgsql/config/c-library.m4,v 1.6 2001/01/09 18:40:13 petere Exp $
+# $Header: /cvsroot/pgsql/config/c-library.m4,v 1.7 2001/01/10 17:07:18 petere Exp $
 
 
 # PGAC_VAR_INT_TIMEZONE
@@ -8,8 +8,9 @@
 # HAVE_INT_TIMEZONE.
 AC_DEFUN([PGAC_VAR_INT_TIMEZONE],
 [AC_CACHE_CHECK(for int timezone, pgac_cv_var_int_timezone,
-[AC_TRY_LINK([#include <time.h>],
-  [int res = timezone / 60;],
+[AC_TRY_LINK([#include <time.h>
+int res;],
+  [res = timezone / 60;],
   [pgac_cv_var_int_timezone=yes],
   [pgac_cv_var_int_timezone=no])])
 if test x"$pgac_cv_var_int_timezone" = xyes ; then
@@ -131,8 +132,9 @@ fi])
 # HAVE_SYS_NERR.
 AC_DEFUN([PGAC_VAR_SYS_NERR],
 [AC_CACHE_CHECK([for sys_nerr], pgac_cv_var_sys_nerr,
-[AC_TRY_LINK([extern int sys_nerr;],
-  [int x = sys_nerr;],
+[AC_TRY_LINK([extern int sys_nerr;
+int x;],
+  [x = sys_nerr;],
   [pgac_cv_var_sys_nerr=yes],
   [pgac_cv_var_sys_nerr=no])])
 if test x"$pgac_cv_var_sys_nerr" = xyes ; then
diff --git a/configure b/configure
index 2c72a4f17c..cc6324299d 100755
--- a/configure
+++ b/configure
@@ -5484,11 +5484,12 @@ else
 #line 5485 "configure"
 #include "confdefs.h"
 #include <time.h>
+int res;
 int main() {
-int res = timezone / 60;
+res = timezone / 60;
 ; return 0; }
 EOF
-if { (eval echo configure:5492: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5493: \"$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
@@ -5508,7 +5509,7 @@ EOF
 
 fi
 echo $ac_n "checking types of arguments for accept()""... $ac_c" 1>&6
-echo "configure:5512: checking types of arguments for accept()" >&5
+echo "configure:5513: checking types of arguments for accept()" >&5
  if eval "test \"`echo '$''{'ac_cv_func_accept_arg1'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -5522,7 +5523,7 @@ else
      for ac_cv_func_accept_arg2 in 'struct sockaddr *' 'const struct sockaddr *' 'void *'; do
       for ac_cv_func_accept_arg3 in 'int' 'size_t' 'socklen_t' 'unsigned int' 'void'; do
        cat > conftest.$ac_ext <<EOF
-#line 5526 "configure"
+#line 5527 "configure"
 #include "confdefs.h"
 #ifdef HAVE_SYS_TYPES_H
 #include <sys/types.h>
@@ -5535,7 +5536,7 @@ int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:5539: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5540: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   ac_not_found=no; break 3
 else
@@ -5575,12 +5576,12 @@ EOF
 
 
 echo $ac_n "checking whether gettimeofday takes only one argument""... $ac_c" 1>&6
-echo "configure:5579: checking whether gettimeofday takes only one argument" >&5
+echo "configure:5580: checking whether gettimeofday takes only one argument" >&5
 if eval "test \"`echo '$''{'pgac_cv_func_gettimeofday_1arg'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5584 "configure"
+#line 5585 "configure"
 #include "confdefs.h"
 #include <sys/time.h>
 int main() {
@@ -5589,7 +5590,7 @@ struct timezone *tzp;
 gettimeofday(tp,tzp);
 ; return 0; }
 EOF
-if { (eval echo configure:5593: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
+if { (eval echo configure:5594: \"$ac_compile\") 1>&5; (eval $ac_compile) 2>&5; }; then
   rm -rf conftest*
   pgac_cv_func_gettimeofday_1arg=no
 else
@@ -5612,12 +5613,12 @@ fi
 for ac_func in fcvt getopt_long memmove pstat setproctitle setsid sigprocmask sysconf waitpid dlopen
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:5616: checking for $ac_func" >&5
+echo "configure:5617: 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 5621 "configure"
+#line 5622 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5640,7 +5641,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5644: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5645: \"$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
@@ -5666,12 +5667,12 @@ done
 
 
 echo $ac_n "checking for PS_STRINGS""... $ac_c" 1>&6
-echo "configure:5670: checking for PS_STRINGS" >&5
+echo "configure:5671: checking for PS_STRINGS" >&5
 if eval "test \"`echo '$''{'pgac_cv_var_PS_STRINGS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5675 "configure"
+#line 5676 "configure"
 #include "confdefs.h"
 #include <machine/vmparam.h>
 #include <sys/exec.h>
@@ -5681,7 +5682,7 @@ PS_STRINGS->ps_nargvstr = 1;
 PS_STRINGS->ps_argvstr = "foo";
 ; return 0; }
 EOF
-if { (eval echo configure:5685: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5686: \"$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
@@ -5703,12 +5704,12 @@ fi
 
 SNPRINTF=''
 echo $ac_n "checking for snprintf""... $ac_c" 1>&6
-echo "configure:5707: checking for snprintf" >&5
+echo "configure:5708: checking for snprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_snprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5712 "configure"
+#line 5713 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char snprintf(); below.  */
@@ -5731,7 +5732,7 @@ snprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5735: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5736: \"$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
@@ -5755,12 +5756,12 @@ SNPRINTF='snprintf.o'
 fi
 
 echo $ac_n "checking for vsnprintf""... $ac_c" 1>&6
-echo "configure:5759: checking for vsnprintf" >&5
+echo "configure:5760: checking for vsnprintf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_vsnprintf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5764 "configure"
+#line 5765 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char vsnprintf(); below.  */
@@ -5783,7 +5784,7 @@ vsnprintf();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5787: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5788: \"$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
@@ -5808,7 +5809,7 @@ fi
 
 
 cat > conftest.$ac_ext <<EOF
-#line 5812 "configure"
+#line 5813 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 EOF
@@ -5823,7 +5824,7 @@ fi
 rm -f conftest*
 
 cat > conftest.$ac_ext <<EOF
-#line 5827 "configure"
+#line 5828 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 EOF
@@ -5840,12 +5841,12 @@ rm -f conftest*
 
 # do this one the hard way in case isinf() is a macro
 echo $ac_n "checking for isinf""... $ac_c" 1>&6
-echo "configure:5844: checking for isinf" >&5
+echo "configure:5845: checking for isinf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_isinf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5849 "configure"
+#line 5850 "configure"
 #include "confdefs.h"
 #include <math.h>
 
@@ -5853,7 +5854,7 @@ int main() {
 double x = 0.0; int res = isinf(x);
 ; return 0; }
 EOF
-if { (eval echo configure:5857: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5858: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_func_isinf=yes
 else
@@ -5879,12 +5880,12 @@ 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:5883: checking for $ac_func" >&5
+echo "configure:5884: 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 5888 "configure"
+#line 5889 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -5907,7 +5908,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5911: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5912: \"$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
@@ -5935,12 +5936,12 @@ fi
 
 
 echo $ac_n "checking for getrusage""... $ac_c" 1>&6
-echo "configure:5939: checking for getrusage" >&5
+echo "configure:5940: checking for getrusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getrusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5944 "configure"
+#line 5945 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getrusage(); below.  */
@@ -5963,7 +5964,7 @@ getrusage();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5967: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5968: \"$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
@@ -5988,12 +5989,12 @@ fi
 
 
 echo $ac_n "checking for srandom""... $ac_c" 1>&6
-echo "configure:5992: checking for srandom" >&5
+echo "configure:5993: checking for srandom" >&5
 if eval "test \"`echo '$''{'ac_cv_func_srandom'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5997 "configure"
+#line 5998 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char srandom(); below.  */
@@ -6016,7 +6017,7 @@ srandom();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6020: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6021: \"$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
@@ -6041,12 +6042,12 @@ fi
 
 
 echo $ac_n "checking for gethostname""... $ac_c" 1>&6
-echo "configure:6045: checking for gethostname" >&5
+echo "configure:6046: checking for gethostname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6050 "configure"
+#line 6051 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostname(); below.  */
@@ -6069,7 +6070,7 @@ gethostname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6073: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6074: \"$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
@@ -6094,12 +6095,12 @@ fi
 
 
 echo $ac_n "checking for random""... $ac_c" 1>&6
-echo "configure:6098: checking for random" >&5
+echo "configure:6099: checking for random" >&5
 if eval "test \"`echo '$''{'ac_cv_func_random'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6103 "configure"
+#line 6104 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char random(); below.  */
@@ -6122,7 +6123,7 @@ random();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6126: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6127: \"$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
@@ -6147,12 +6148,12 @@ fi
 
 
 echo $ac_n "checking for inet_aton""... $ac_c" 1>&6
-echo "configure:6151: checking for inet_aton" >&5
+echo "configure:6152: checking for inet_aton" >&5
 if eval "test \"`echo '$''{'ac_cv_func_inet_aton'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6156 "configure"
+#line 6157 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char inet_aton(); below.  */
@@ -6175,7 +6176,7 @@ inet_aton();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6179: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6180: \"$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
@@ -6200,12 +6201,12 @@ fi
 
 
 echo $ac_n "checking for strerror""... $ac_c" 1>&6
-echo "configure:6204: checking for strerror" >&5
+echo "configure:6205: checking for strerror" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strerror'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6209 "configure"
+#line 6210 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strerror(); below.  */
@@ -6228,7 +6229,7 @@ strerror();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6232: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6233: \"$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
@@ -6254,12 +6255,12 @@ fi
 
 
 echo $ac_n "checking for strdup""... $ac_c" 1>&6
-echo "configure:6258: checking for strdup" >&5
+echo "configure:6259: checking for strdup" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strdup'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6263 "configure"
+#line 6264 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strdup(); below.  */
@@ -6282,7 +6283,7 @@ strdup();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6286: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6287: \"$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
@@ -6307,12 +6308,12 @@ fi
 
 
 echo $ac_n "checking for strtol""... $ac_c" 1>&6
-echo "configure:6311: checking for strtol" >&5
+echo "configure:6312: checking for strtol" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtol'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6316 "configure"
+#line 6317 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtol(); below.  */
@@ -6335,7 +6336,7 @@ strtol();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6339: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6340: \"$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
@@ -6360,12 +6361,12 @@ fi
 
 
 echo $ac_n "checking for strtoul""... $ac_c" 1>&6
-echo "configure:6364: checking for strtoul" >&5
+echo "configure:6365: checking for strtoul" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtoul'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6369 "configure"
+#line 6370 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtoul(); below.  */
@@ -6388,7 +6389,7 @@ strtoul();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6392: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6393: \"$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
@@ -6413,12 +6414,12 @@ fi
 
 
 echo $ac_n "checking for strcasecmp""... $ac_c" 1>&6
-echo "configure:6417: checking for strcasecmp" >&5
+echo "configure:6418: checking for strcasecmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strcasecmp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6422 "configure"
+#line 6423 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strcasecmp(); below.  */
@@ -6441,7 +6442,7 @@ strcasecmp();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6445: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6446: \"$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
@@ -6466,12 +6467,12 @@ fi
 
 
 echo $ac_n "checking for cbrt""... $ac_c" 1>&6
-echo "configure:6470: checking for cbrt" >&5
+echo "configure:6471: checking for cbrt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cbrt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6475 "configure"
+#line 6476 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cbrt(); below.  */
@@ -6494,7 +6495,7 @@ cbrt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6498: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6499: \"$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
@@ -6515,7 +6516,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for cbrt in -lm""... $ac_c" 1>&6
-echo "configure:6519: checking for cbrt in -lm" >&5
+echo "configure:6520: checking for cbrt in -lm" >&5
 ac_lib_var=`echo m'_'cbrt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6523,7 +6524,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6527 "configure"
+#line 6528 "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
@@ -6534,7 +6535,7 @@ int main() {
 cbrt()
 ; return 0; }
 EOF
-if { (eval echo configure:6538: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6539: \"$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
@@ -6572,12 +6573,12 @@ esac
 
 
 echo $ac_n "checking for rint""... $ac_c" 1>&6
-echo "configure:6576: checking for rint" >&5
+echo "configure:6577: checking for rint" >&5
 if eval "test \"`echo '$''{'ac_cv_func_rint'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6581 "configure"
+#line 6582 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char rint(); below.  */
@@ -6600,7 +6601,7 @@ rint();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6604: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6605: \"$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
@@ -6621,7 +6622,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for rint in -lm""... $ac_c" 1>&6
-echo "configure:6625: checking for rint in -lm" >&5
+echo "configure:6626: checking for rint in -lm" >&5
 ac_lib_var=`echo m'_'rint | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6629,7 +6630,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm $HPUXMATHLIB $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6633 "configure"
+#line 6634 "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
@@ -6640,7 +6641,7 @@ int main() {
 rint()
 ; return 0; }
 EOF
-if { (eval echo configure:6644: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6645: \"$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
@@ -6669,9 +6670,9 @@ fi
 
 # Readline versions < 2.1 don't have rl_completion_append_character
 echo $ac_n "checking for rl_completion_append_character""... $ac_c" 1>&6
-echo "configure:6673: checking for rl_completion_append_character" >&5
+echo "configure:6674: checking for rl_completion_append_character" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6675 "configure"
+#line 6676 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 #ifdef HAVE_READLINE_H
@@ -6684,7 +6685,7 @@ int main() {
 rl_completion_append_character = 'x';
 ; return 0; }
 EOF
-if { (eval echo configure:6688: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6689: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   echo "$ac_t""yes" 1>&6
 cat >> confdefs.h <<\EOF
@@ -6705,7 +6706,7 @@ rm -f conftest*
 # with earlier Cygwins don't have this declared, although it's in the
 # library.
 echo $ac_n "checking whether filename_completion_function is declared""... $ac_c" 1>&6
-echo "configure:6709: checking whether filename_completion_function is declared" >&5
+echo "configure:6710: checking whether filename_completion_function is declared" >&5
 if test "$ac_cv_header_readline_h" = yes; then
     _readline_header='readline.h'
 elif test "$ac_cv_header_readline_readline_h" = yes; then
@@ -6714,7 +6715,7 @@ else
     _readline_header='xxx'
 fi
 cat > conftest.$ac_ext <<EOF
-#line 6718 "configure"
+#line 6719 "configure"
 #include "confdefs.h"
 #include <$_readline_header>
 EOF
@@ -6736,16 +6737,16 @@ rm -f conftest*
 
 
 echo $ac_n "checking for finite""... $ac_c" 1>&6
-echo "configure:6740: checking for finite" >&5
+echo "configure:6741: checking for finite" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6742 "configure"
+#line 6743 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 int dummy=finite(1.0);
 ; return 0; }
 EOF
-if { (eval echo configure:6749: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6750: \"$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
@@ -6760,16 +6761,16 @@ fi
 rm -f conftest*
 
 echo $ac_n "checking for sigsetjmp""... $ac_c" 1>&6
-echo "configure:6764: checking for sigsetjmp" >&5
+echo "configure:6765: checking for sigsetjmp" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6766 "configure"
+#line 6767 "configure"
 #include "confdefs.h"
 #include <setjmp.h>
 int main() {
 sigjmp_buf x; sigsetjmp(x, 1);
 ; return 0; }
 EOF
-if { (eval echo configure:6773: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6774: \"$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
@@ -6789,12 +6790,12 @@ if test x"${enable_syslog+set}" = xset; then
   case $enable_syslog in
     yes)
       echo $ac_n "checking for syslog""... $ac_c" 1>&6
-echo "configure:6793: checking for syslog" >&5
+echo "configure:6794: checking for syslog" >&5
 if eval "test \"`echo '$''{'ac_cv_func_syslog'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6798 "configure"
+#line 6799 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char syslog(); below.  */
@@ -6817,7 +6818,7 @@ syslog();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6821: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6822: \"$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
@@ -6856,19 +6857,19 @@ fi
 
 
 echo $ac_n "checking for optreset""... $ac_c" 1>&6
-echo "configure:6860: checking for optreset" >&5
+echo "configure:6861: checking for optreset" >&5
 if eval "test \"`echo '$''{'pgac_cv_var_int_optreset'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6865 "configure"
+#line 6866 "configure"
 #include "confdefs.h"
 #include <unistd.h>
 int main() {
 extern int optreset; optreset = 1;
 ; return 0; }
 EOF
-if { (eval echo configure:6872: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6873: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   pgac_cv_var_int_optreset=yes
 else
@@ -6889,19 +6890,20 @@ EOF
 fi
 
 echo $ac_n "checking for sys_nerr""... $ac_c" 1>&6
-echo "configure:6893: checking for sys_nerr" >&5
+echo "configure:6894: checking for sys_nerr" >&5
 if eval "test \"`echo '$''{'pgac_cv_var_sys_nerr'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6898 "configure"
+#line 6899 "configure"
 #include "confdefs.h"
 extern int sys_nerr;
+int x;
 int main() {
-int x = sys_nerr;
+x = sys_nerr;
 ; return 0; }
 EOF
-if { (eval echo configure:6905: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6907: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   pgac_cv_var_sys_nerr=yes
 else
@@ -6923,7 +6925,7 @@ fi
 
 
 echo $ac_n "checking whether long int is 64 bits""... $ac_c" 1>&6
-echo "configure:6927: checking whether long int is 64 bits" >&5
+echo "configure:6929: checking whether long int is 64 bits" >&5
 if eval "test \"`echo '$''{'pgac_cv_type_long_int_64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6932,7 +6934,7 @@ else
 echo "configure: warning: 64 bit arithmetic disabled when cross-compiling" 1>&2
 else
   cat > conftest.$ac_ext <<EOF
-#line 6936 "configure"
+#line 6938 "configure"
 #include "confdefs.h"
 typedef long int int64;
 
@@ -6961,7 +6963,7 @@ main() {
   exit(! does_int64_work());
 }
 EOF
-if { (eval echo configure:6965: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6967: \"$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
@@ -6988,7 +6990,7 @@ fi
 
 if test x"$HAVE_LONG_INT_64" = x"no" ; then
   echo $ac_n "checking whether long long int is 64 bits""... $ac_c" 1>&6
-echo "configure:6992: checking whether long long int is 64 bits" >&5
+echo "configure:6994: checking whether long long int is 64 bits" >&5
 if eval "test \"`echo '$''{'pgac_cv_type_long_long_int_64'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6997,7 +6999,7 @@ else
 echo "configure: warning: 64 bit arithmetic disabled when cross-compiling" 1>&2
 else
   cat > conftest.$ac_ext <<EOF
-#line 7001 "configure"
+#line 7003 "configure"
 #include "confdefs.h"
 typedef long long int int64;
 
@@ -7026,7 +7028,7 @@ main() {
   exit(! does_int64_work());
 }
 EOF
-if { (eval echo configure:7030: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7032: \"$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
@@ -7057,7 +7059,7 @@ 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""... $ac_c" 1>&6
-echo "configure:7061: checking whether snprintf handles 'long long int' as %lld" >&5
+echo "configure:7063: checking whether snprintf handles 'long long int' as %lld" >&5
     if test "$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
@@ -7066,7 +7068,7 @@ echo "configure:7061: checking whether snprintf handles 'long long int' as %lld"
   
 else
   cat > conftest.$ac_ext <<EOF
-#line 7070 "configure"
+#line 7072 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 typedef long long int int64;
@@ -7093,7 +7095,7 @@ main() {
   exit(! does_int64_snprintf_work());
 }
 EOF
-if { (eval echo configure:7097: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7099: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
    echo "$ac_t""yes" 1>&6
 	  INT64_FORMAT='"%lld"'
@@ -7104,7 +7106,7 @@ else
   rm -fr conftest*
    echo "$ac_t""no" 1>&6
     echo $ac_n "checking whether snprintf handles 'long long int' as %qd""... $ac_c" 1>&6
-echo "configure:7108: checking whether snprintf handles 'long long int' as %qd" >&5 
+echo "configure:7110: checking whether snprintf handles 'long long int' as %qd" >&5 
     if test "$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
@@ -7113,7 +7115,7 @@ echo "configure:7108: checking whether snprintf handles 'long long int' as %qd"
   
 else
   cat > conftest.$ac_ext <<EOF
-#line 7117 "configure"
+#line 7119 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 typedef long long int int64;
@@ -7140,7 +7142,7 @@ main() {
   exit(! does_int64_snprintf_work());
 }
 EOF
-if { (eval echo configure:7144: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7146: \"$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"'
@@ -7180,12 +7182,12 @@ EOF
 for ac_func in strtoll strtoq
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7184: checking for $ac_func" >&5
+echo "configure:7186: 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 7189 "configure"
+#line 7191 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7208,7 +7210,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7212: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7214: \"$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
@@ -7235,12 +7237,12 @@ done
 for ac_func in strtoull strtouq
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:7239: checking for $ac_func" >&5
+echo "configure:7241: 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 7244 "configure"
+#line 7246 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -7263,7 +7265,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7267: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7269: \"$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
@@ -7291,7 +7293,7 @@ done
 
 
 echo $ac_n "checking size of unsigned long""... $ac_c" 1>&6
-echo "configure:7295: checking size of unsigned long" >&5
+echo "configure:7297: checking size of unsigned long" >&5
 if eval "test \"`echo '$''{'ac_cv_sizeof_unsigned_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7299,7 +7301,7 @@ else
   ac_cv_sizeof_unsigned_long=4
 else
   cat > conftest.$ac_ext <<EOF
-#line 7303 "configure"
+#line 7305 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 main()
@@ -7310,7 +7312,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7314: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7316: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_sizeof_unsigned_long=`cat conftestval`
 else
@@ -7336,7 +7338,7 @@ EOF
 
 
 echo $ac_n "checking alignment of short""... $ac_c" 1>&6
-echo "configure:7340: checking alignment of short" >&5
+echo "configure:7342: checking alignment of short" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7344,7 +7346,7 @@ else
   pgac_cv_alignof_short='sizeof(short)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 7348 "configure"
+#line 7350 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; short field; } mystruct;
@@ -7356,7 +7358,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7360: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7362: \"$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
@@ -7376,7 +7378,7 @@ EOF
 
 
 echo $ac_n "checking alignment of int""... $ac_c" 1>&6
-echo "configure:7380: checking alignment of int" >&5
+echo "configure:7382: checking alignment of int" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7384,7 +7386,7 @@ else
   pgac_cv_alignof_int='sizeof(int)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 7388 "configure"
+#line 7390 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; int field; } mystruct;
@@ -7396,7 +7398,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7400: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7402: \"$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
@@ -7416,7 +7418,7 @@ EOF
 
 
 echo $ac_n "checking alignment of long""... $ac_c" 1>&6
-echo "configure:7420: checking alignment of long" >&5
+echo "configure:7422: checking alignment of long" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7424,7 +7426,7 @@ else
   pgac_cv_alignof_long='sizeof(long)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 7428 "configure"
+#line 7430 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; long field; } mystruct;
@@ -7436,7 +7438,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7440: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7442: \"$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
@@ -7457,7 +7459,7 @@ EOF
 
 if [ x"$HAVE_LONG_LONG_INT_64" = xyes ] ; then
   echo $ac_n "checking alignment of long long int""... $ac_c" 1>&6
-echo "configure:7461: checking alignment of long long int" >&5
+echo "configure:7463: checking alignment of long long int" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_long_long_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7465,7 +7467,7 @@ else
   pgac_cv_alignof_long_long_int='sizeof(long long int)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 7469 "configure"
+#line 7471 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; long long int field; } mystruct;
@@ -7477,7 +7479,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7481: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7483: \"$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
@@ -7498,7 +7500,7 @@ EOF
 
 fi
 echo $ac_n "checking alignment of double""... $ac_c" 1>&6
-echo "configure:7502: checking alignment of double" >&5
+echo "configure:7504: checking alignment of double" >&5
 if eval "test \"`echo '$''{'pgac_cv_alignof_double'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7506,7 +7508,7 @@ else
   pgac_cv_alignof_double='sizeof(double)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 7510 "configure"
+#line 7512 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; double field; } mystruct;
@@ -7518,7 +7520,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:7522: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:7524: \"$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
@@ -7556,12 +7558,12 @@ EOF
 
 
 echo $ac_n "checking for POSIX signal interface""... $ac_c" 1>&6
-echo "configure:7560: checking for POSIX signal interface" >&5
+echo "configure:7562: checking for POSIX signal interface" >&5
 if eval "test \"`echo '$''{'pgac_cv_func_posix_signals'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7565 "configure"
+#line 7567 "configure"
 #include "confdefs.h"
 #include <signal.h>
 
@@ -7572,7 +7574,7 @@ act.sa_flags = SA_RESTART;
 sigaction(0, &act, &oact);
 ; return 0; }
 EOF
-if { (eval echo configure:7576: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7578: \"$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
@@ -7602,7 +7604,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:7606: checking for $ac_word" >&5
+echo "configure:7608: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7638,7 +7640,7 @@ test -n "$TCLSH" && break
 done
 
 echo $ac_n "checking for tclConfig.sh""... $ac_c" 1>&6
-echo "configure:7642: checking for tclConfig.sh" >&5
+echo "configure:7644: checking for tclConfig.sh" >&5
 # Let user override test
 if test -z "$TCL_CONFIG_SH"; then
     pgac_test_dirs="$with_tclconfig"
@@ -7671,7 +7673,7 @@ fi
 # Check for Tk configuration script tkConfig.sh
 if test "$with_tk" = yes; then
     echo $ac_n "checking for tkConfig.sh""... $ac_c" 1>&6
-echo "configure:7675: checking for tkConfig.sh" >&5
+echo "configure:7677: checking for tkConfig.sh" >&5
 # Let user override test
 if test -z "$TK_CONFIG_SH"; then
     pgac_test_dirs="$with_tkconfig $with_tclconfig"
@@ -7710,7 +7712,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:7714: checking for $ac_word" >&5
+echo "configure:7716: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_NSGMLS'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7746,7 +7748,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:7750: checking for $ac_word" >&5
+echo "configure:7752: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_JADE'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7777,7 +7779,7 @@ done
 
   
 echo $ac_n "checking for DocBook V3.1""... $ac_c" 1>&6
-echo "configure:7781: checking for DocBook V3.1" >&5
+echo "configure:7783: checking for DocBook V3.1" >&5
 if eval "test \"`echo '$''{'pgac_cv_check_docbook'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7810,7 +7812,7 @@ have_docbook=$pgac_cv_check_docbook
 
 
   echo $ac_n "checking for DocBook stylesheets""... $ac_c" 1>&6
-echo "configure:7814: checking for DocBook stylesheets" >&5
+echo "configure:7816: checking for DocBook stylesheets" >&5
 if eval "test \"`echo '$''{'pgac_cv_path_stylesheets'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -7849,7 +7851,7 @@ do
 # Extract the first word of "$ac_prog", so it can be a program name with args.
 set dummy $ac_prog; ac_word=$2
 echo $ac_n "checking for $ac_word""... $ac_c" 1>&6
-echo "configure:7853: checking for $ac_word" >&5
+echo "configure:7855: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_prog_SGMLSPL'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else