Avoid compiler warnings on systems that have snprintf and/or vsnprintf

but do not bother to declare them in <stdio.h>.  Seems to be a more
common omission than you'd think...

diff --git a/src/configure b/src/configure
index 670893d..15cfa8d 100755 (executable)
--- a/src/configure
+++ b/src/configure
@@ -5291,20 +5291,50 @@ SNPRINTF='snprintf.o'
 fi
 
 
+cat > conftest.$ac_ext <<EOF
+#line 5296 "configure"
+#include "confdefs.h"
+#include <stdio.h>
+EOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  egrep "snprintf" >/dev/null 2>&1; then
+  rm -rf conftest*
+  cat >> confdefs.h <<\EOF
+#define HAVE_SNPRINTF_DECL 1
+EOF
+
+fi
+rm -f conftest*
+
+cat > conftest.$ac_ext <<EOF
+#line 5311 "configure"
+#include "confdefs.h"
+#include <stdio.h>
+EOF
+if (eval "$ac_cpp conftest.$ac_ext") 2>&5 |
+  egrep "vsnprintf" >/dev/null 2>&1; then
+  rm -rf conftest*
+  cat >> confdefs.h <<\EOF
+#define HAVE_VSNPRINTF_DECL 1
+EOF
+
+fi
+rm -f conftest*
+
 echo $ac_n "checking for isinf""... $ac_c" 1>&6
-echo "configure:5296: checking for isinf" >&5
+echo "configure:5326: checking for isinf" >&5
 if eval "test \"`echo '$''{'ac_cv_func_or_macro_isinf'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5301 "configure"
+#line 5331 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 double x = 0.0; int res = isinf(x);
 ; return 0; }
 EOF
-if { (eval echo configure:5308: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5338: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_cv_func_or_macro_isinf=yes
 else
@@ -5329,12 +5359,12 @@ else
 fi
 
 echo $ac_n "checking for getrusage""... $ac_c" 1>&6
-echo "configure:5333: checking for getrusage" >&5
+echo "configure:5363: checking for getrusage" >&5
 if eval "test \"`echo '$''{'ac_cv_func_getrusage'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5338 "configure"
+#line 5368 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char getrusage(); below.  */
@@ -5357,7 +5387,7 @@ getrusage();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5361: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5391: \"$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
@@ -5382,12 +5412,12 @@ fi
 
 
 echo $ac_n "checking for srandom""... $ac_c" 1>&6
-echo "configure:5386: checking for srandom" >&5
+echo "configure:5416: checking for srandom" >&5
 if eval "test \"`echo '$''{'ac_cv_func_srandom'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5391 "configure"
+#line 5421 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char srandom(); below.  */
@@ -5410,7 +5440,7 @@ srandom();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5414: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5444: \"$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
@@ -5435,12 +5465,12 @@ fi
 
 
 echo $ac_n "checking for gethostname""... $ac_c" 1>&6
-echo "configure:5439: checking for gethostname" >&5
+echo "configure:5469: checking for gethostname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5444 "configure"
+#line 5474 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostname(); below.  */
@@ -5463,7 +5493,7 @@ gethostname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5467: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5497: \"$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
@@ -5488,12 +5518,12 @@ fi
 
 
 echo $ac_n "checking for random""... $ac_c" 1>&6
-echo "configure:5492: checking for random" >&5
+echo "configure:5522: checking for random" >&5
 if eval "test \"`echo '$''{'ac_cv_func_random'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5497 "configure"
+#line 5527 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char random(); below.  */
@@ -5516,7 +5546,7 @@ random();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5520: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5550: \"$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
@@ -5541,12 +5571,12 @@ fi
 
 
 echo $ac_n "checking for inet_aton""... $ac_c" 1>&6
-echo "configure:5545: checking for inet_aton" >&5
+echo "configure:5575: checking for inet_aton" >&5
 if eval "test \"`echo '$''{'ac_cv_func_inet_aton'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5550 "configure"
+#line 5580 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char inet_aton(); below.  */
@@ -5569,7 +5599,7 @@ inet_aton();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5573: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5603: \"$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
@@ -5594,12 +5624,12 @@ fi
 
 
 echo $ac_n "checking for strerror""... $ac_c" 1>&6
-echo "configure:5598: checking for strerror" >&5
+echo "configure:5628: checking for strerror" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strerror'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5603 "configure"
+#line 5633 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strerror(); below.  */
@@ -5622,7 +5652,7 @@ strerror();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5626: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5656: \"$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
@@ -5648,12 +5678,12 @@ fi
 
 
 echo $ac_n "checking for strdup""... $ac_c" 1>&6
-echo "configure:5652: checking for strdup" >&5
+echo "configure:5682: checking for strdup" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strdup'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5657 "configure"
+#line 5687 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strdup(); below.  */
@@ -5676,7 +5706,7 @@ strdup();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5680: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5710: \"$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
@@ -5701,12 +5731,12 @@ fi
 
 
 echo $ac_n "checking for strtol""... $ac_c" 1>&6
-echo "configure:5705: checking for strtol" >&5
+echo "configure:5735: checking for strtol" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtol'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5710 "configure"
+#line 5740 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtol(); below.  */
@@ -5729,7 +5759,7 @@ strtol();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5733: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5763: \"$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
@@ -5754,12 +5784,12 @@ fi
 
 
 echo $ac_n "checking for strtoul""... $ac_c" 1>&6
-echo "configure:5758: checking for strtoul" >&5
+echo "configure:5788: checking for strtoul" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strtoul'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5763 "configure"
+#line 5793 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strtoul(); below.  */
@@ -5782,7 +5812,7 @@ strtoul();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5786: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5816: \"$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
@@ -5807,12 +5837,12 @@ fi
 
 
 echo $ac_n "checking for strcasecmp""... $ac_c" 1>&6
-echo "configure:5811: checking for strcasecmp" >&5
+echo "configure:5841: checking for strcasecmp" >&5
 if eval "test \"`echo '$''{'ac_cv_func_strcasecmp'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5816 "configure"
+#line 5846 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char strcasecmp(); below.  */
@@ -5835,7 +5865,7 @@ strcasecmp();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5839: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5869: \"$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
@@ -5860,12 +5890,12 @@ fi
 
 
 echo $ac_n "checking for cbrt""... $ac_c" 1>&6
-echo "configure:5864: checking for cbrt" >&5
+echo "configure:5894: checking for cbrt" >&5
 if eval "test \"`echo '$''{'ac_cv_func_cbrt'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5869 "configure"
+#line 5899 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char cbrt(); below.  */
@@ -5888,7 +5918,7 @@ cbrt();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5892: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5922: \"$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
@@ -5909,7 +5939,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for cbrt in -lm""... $ac_c" 1>&6
-echo "configure:5913: checking for cbrt in -lm" >&5
+echo "configure:5943: checking for cbrt in -lm" >&5
 ac_lib_var=`echo m'_'cbrt | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -5917,7 +5947,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 5921 "configure"
+#line 5951 "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
@@ -5928,7 +5958,7 @@ int main() {
 cbrt()
 ; return 0; }
 EOF
-if { (eval echo configure:5932: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:5962: \"$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
@@ -5966,12 +5996,12 @@ esac
 
 
 echo $ac_n "checking for rint""... $ac_c" 1>&6
-echo "configure:5970: checking for rint" >&5
+echo "configure:6000: checking for rint" >&5
 if eval "test \"`echo '$''{'ac_cv_func_rint'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 5975 "configure"
+#line 6005 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char rint(); below.  */
@@ -5994,7 +6024,7 @@ rint();
 
 ; return 0; }
 EOF
-if { (eval echo configure:5998: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6028: \"$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
@@ -6015,7 +6045,7 @@ EOF
 else
   echo "$ac_t""no" 1>&6
 echo $ac_n "checking for rint in -lm""... $ac_c" 1>&6
-echo "configure:6019: checking for rint in -lm" >&5
+echo "configure:6049: checking for rint in -lm" >&5
 ac_lib_var=`echo m'_'rint | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -6023,7 +6053,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lm $HPUXMATHLIB $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6027 "configure"
+#line 6057 "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
@@ -6034,7 +6064,7 @@ int main() {
 rint()
 ; return 0; }
 EOF
-if { (eval echo configure:6038: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6068: \"$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
@@ -6064,12 +6094,12 @@ fi
 for ac_func in getopt_long
 do
 echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
-echo "configure:6068: checking for $ac_func" >&5
+echo "configure:6098: 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 6073 "configure"
+#line 6103 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char $ac_func(); below.  */
@@ -6092,7 +6122,7 @@ $ac_func();
 
 ; return 0; }
 EOF
-if { (eval echo configure:6096: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6126: \"$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
@@ -6119,16 +6149,16 @@ done
 
 
 echo $ac_n "checking for finite() macro or function""... $ac_c" 1>&6
-echo "configure:6123: checking for finite() macro or function" >&5
+echo "configure:6153: checking for finite() macro or function" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6125 "configure"
+#line 6155 "configure"
 #include "confdefs.h"
 #include <math.h>
 int main() {
 int dummy=finite(1.0);
 ; return 0; }
 EOF
-if { (eval echo configure:6132: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6162: \"$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
@@ -6145,12 +6175,12 @@ rm -f conftest*
 
 HAVE_LONG_INT_64=0
 echo $ac_n "checking whether 'long int' is 64 bits""... $ac_c" 1>&6
-echo "configure:6149: checking whether 'long int' is 64 bits" >&5
+echo "configure:6179: checking whether 'long int' is 64 bits" >&5
 if test "$cross_compiling" = yes; then
   echo "$ac_t""assuming not on target machine" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6154 "configure"
+#line 6184 "configure"
 #include "confdefs.h"
 typedef long int int64;
 
@@ -6178,7 +6208,7 @@ main() {
   exit(! does_int64_work());
 }
 EOF
-if { (eval echo configure:6182: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6212: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   HAVE_LONG_INT_64=1
         cat >> confdefs.h <<\EOF
@@ -6199,12 +6229,12 @@ fi
 HAVE_LONG_LONG_INT_64=0
 if [ $HAVE_LONG_INT_64 -eq 0 ] ; then
 echo $ac_n "checking whether 'long long int' is 64 bits""... $ac_c" 1>&6
-echo "configure:6203: checking whether 'long long int' is 64 bits" >&5
+echo "configure:6233: checking whether 'long long int' is 64 bits" >&5
 if test "$cross_compiling" = yes; then
   echo "$ac_t""assuming not on target machine" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 6208 "configure"
+#line 6238 "configure"
 #include "confdefs.h"
 typedef long long int int64;
 
@@ -6232,7 +6262,7 @@ main() {
   exit(! does_int64_work());
 }
 EOF
-if { (eval echo configure:6236: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6266: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   HAVE_LONG_LONG_INT_64=1
         cat >> confdefs.h <<\EOF
@@ -6255,7 +6285,7 @@ fi
 if [ $HAVE_LONG_LONG_INT_64 -eq 1 ] ; then
   if [ x$SNPRINTF = x ] ; then
     echo $ac_n "checking whether snprintf handles 'long long int' as %lld""... $ac_c" 1>&6
-echo "configure:6259: checking whether snprintf handles 'long long int' as %lld" >&5
+echo "configure:6289: checking whether snprintf handles 'long long int' as %lld" >&5
     if test "$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
@@ -6264,7 +6294,7 @@ echo "configure:6259: checking whether snprintf handles 'long long int' as %lld"
   
 else
   cat > conftest.$ac_ext <<EOF
-#line 6268 "configure"
+#line 6298 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 typedef long long int int64;
@@ -6291,7 +6321,7 @@ main() {
   exit(! does_int64_snprintf_work());
 }
 EOF
-if { (eval echo configure:6295: \"$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 "$ac_t""yes" 1>&6
          INT64_FORMAT='"%lld"'
@@ -6302,7 +6332,7 @@ else
   rm -fr conftest*
    echo "$ac_t""no" 1>&6
     echo $ac_n "checking whether snprintf handles 'long long int' as %qd""... $ac_c" 1>&6
-echo "configure:6306: checking whether snprintf handles 'long long int' as %qd" >&5 
+echo "configure:6336: checking whether snprintf handles 'long long int' as %qd" >&5 
     if test "$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
@@ -6311,7 +6341,7 @@ echo "configure:6306: checking whether snprintf handles 'long long int' as %qd"
   
 else
   cat > conftest.$ac_ext <<EOF
-#line 6315 "configure"
+#line 6345 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 typedef long long int int64;
@@ -6338,7 +6368,7 @@ main() {
   exit(! does_int64_snprintf_work());
 }
 EOF
-if { (eval echo configure:6342: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6372: \"$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"'
@@ -6380,7 +6410,7 @@ EOF
 
 
 echo $ac_n "checking alignment of short""... $ac_c" 1>&6
-echo "configure:6384: checking alignment of short" >&5
+echo "configure:6414: checking alignment of short" >&5
 if eval "test \"`echo '$''{'ac_cv_alignof_short'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6388,7 +6418,7 @@ else
   ac_cv_alignof_short='sizeof(short)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6392 "configure"
+#line 6422 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; short field; } mystruct;
@@ -6400,7 +6430,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6404: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6434: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_alignof_short=`cat conftestval`
 else
@@ -6420,7 +6450,7 @@ EOF
 
 
 echo $ac_n "checking alignment of int""... $ac_c" 1>&6
-echo "configure:6424: checking alignment of int" >&5
+echo "configure:6454: checking alignment of int" >&5
 if eval "test \"`echo '$''{'ac_cv_alignof_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6428,7 +6458,7 @@ else
   ac_cv_alignof_int='sizeof(int)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6432 "configure"
+#line 6462 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; int field; } mystruct;
@@ -6440,7 +6470,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6444: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6474: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_alignof_int=`cat conftestval`
 else
@@ -6460,7 +6490,7 @@ EOF
 
 
 echo $ac_n "checking alignment of long""... $ac_c" 1>&6
-echo "configure:6464: checking alignment of long" >&5
+echo "configure:6494: checking alignment of long" >&5
 if eval "test \"`echo '$''{'ac_cv_alignof_long'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6468,7 +6498,7 @@ else
   ac_cv_alignof_long='sizeof(long)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6472 "configure"
+#line 6502 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; long field; } mystruct;
@@ -6480,7 +6510,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6484: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6514: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_alignof_long=`cat conftestval`
 else
@@ -6501,7 +6531,7 @@ EOF
 
 if [ $HAVE_LONG_LONG_INT_64 -eq 1 ] ; then
   echo $ac_n "checking alignment of long long int""... $ac_c" 1>&6
-echo "configure:6505: checking alignment of long long int" >&5
+echo "configure:6535: checking alignment of long long int" >&5
 if eval "test \"`echo '$''{'ac_cv_alignof_long_long_int'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6509,7 +6539,7 @@ else
   ac_cv_alignof_long_long_int='sizeof(long long int)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6513 "configure"
+#line 6543 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; long long int field; } mystruct;
@@ -6521,7 +6551,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6525: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6555: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_alignof_long_long_int=`cat conftestval`
 else
@@ -6542,7 +6572,7 @@ EOF
 
 fi
 echo $ac_n "checking alignment of double""... $ac_c" 1>&6
-echo "configure:6546: checking alignment of double" >&5
+echo "configure:6576: checking alignment of double" >&5
 if eval "test \"`echo '$''{'ac_cv_alignof_double'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6550,7 +6580,7 @@ else
   ac_cv_alignof_double='sizeof(double)'
 else
   cat > conftest.$ac_ext <<EOF
-#line 6554 "configure"
+#line 6584 "configure"
 #include "confdefs.h"
 #include <stdio.h>
 struct { char filler; double field; } mystruct;
@@ -6562,7 +6592,7 @@ main()
   exit(0);
 }
 EOF
-if { (eval echo configure:6566: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
+if { (eval echo configure:6596: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext} && (./conftest; exit) 2>/dev/null
 then
   ac_cv_alignof_double=`cat conftestval`
 else
@@ -6604,9 +6634,9 @@ EOF
 
 
 echo $ac_n "checking for POSIX signal interface""... $ac_c" 1>&6
-echo "configure:6608: checking for POSIX signal interface" >&5
+echo "configure:6638: checking for POSIX signal interface" >&5
 cat > conftest.$ac_ext <<EOF
-#line 6610 "configure"
+#line 6640 "configure"
 #include "confdefs.h"
 #include <signal.h>
 int main() {
@@ -6616,7 +6646,7 @@ act.sa_flags = SA_RESTART;
 sigaction(0, &act, &oact);
 ; return 0; }
 EOF
-if { (eval echo configure:6620: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6650: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   cat >> confdefs.h <<\EOF
 #define USE_POSIX_SIGNALS 1
@@ -6640,7 +6670,7 @@ 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:6644: checking for $ac_word" >&5
+echo "configure:6674: 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
@@ -6677,7 +6707,7 @@ 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:6681: checking for $ac_word" >&5
+echo "configure:6711: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_TCLSH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6720,7 +6750,7 @@ fi
 if test "$USE_TCL" = true
 then
        echo $ac_n "checking for tclConfig.sh""... $ac_c" 1>&6
-echo "configure:6724: checking for tclConfig.sh" >&5
+echo "configure:6754: checking for tclConfig.sh" >&5
        TCL_CONFIG_SH=
        library_dirs=
        if test -z "$TCL_DIRS"
@@ -6749,7 +6779,7 @@ 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:6753: checking for tkConfig.sh" >&5
+echo "configure:6783: checking for tkConfig.sh" >&5
        TK_CONFIG_SH=
        # library_dirs are set in the check for TCL
        for dir in $library_dirs
@@ -6771,7 +6801,7 @@ echo "configure:6753: 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:6775: checking for $ac_word" >&5
+echo "configure:6805: checking for $ac_word" >&5
 if eval "test \"`echo '$''{'ac_cv_path_WISH'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
@@ -6821,7 +6851,7 @@ if test "$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:6825: checking for X" >&5
+echo "configure:6855: checking for X" >&5
 
 # Check whether --with-x or --without-x was given.
 if test "${with_x+set}" = set; then
@@ -6883,12 +6913,12 @@ if test "$ac_x_includes" = NO; then
 
   # First, try using that file with no special directory specified.
 cat > conftest.$ac_ext <<EOF
-#line 6887 "configure"
+#line 6917 "configure"
 #include "confdefs.h"
 #include <$x_direct_test_include>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:6892: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:6922: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
 ac_err=`grep -v '^ *+' conftest.out | grep -v "^conftest.${ac_ext}\$"`
 if test -z "$ac_err"; then
   rm -rf conftest*
@@ -6957,14 +6987,14 @@ if test "$ac_x_libraries" = NO; then
   ac_save_LIBS="$LIBS"
   LIBS="-l$x_direct_test_library $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 6961 "configure"
+#line 6991 "configure"
 #include "confdefs.h"
 
 int main() {
 ${x_direct_test_function}()
 ; return 0; }
 EOF
-if { (eval echo configure:6968: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:6998: \"$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.
@@ -7070,17 +7100,17 @@ else
     case "`(uname -sr) 2>/dev/null`" in
     "SunOS 5"*)
       echo $ac_n "checking whether -R must be followed by a space""... $ac_c" 1>&6
-echo "configure:7074: checking whether -R must be followed by a space" >&5
+echo "configure:7104: checking whether -R must be followed by a space" >&5
       ac_xsave_LIBS="$LIBS"; LIBS="$LIBS -R$x_libraries"
       cat > conftest.$ac_ext <<EOF
-#line 7077 "configure"
+#line 7107 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:7084: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7114: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_R_nospace=yes
 else
@@ -7096,14 +7126,14 @@ rm -f conftest*
       else
        LIBS="$ac_xsave_LIBS -R $x_libraries"
        cat > conftest.$ac_ext <<EOF
-#line 7100 "configure"
+#line 7130 "configure"
 #include "confdefs.h"
 
 int main() {
 
 ; return 0; }
 EOF
-if { (eval echo configure:7107: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7137: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
   rm -rf conftest*
   ac_R_space=yes
 else
@@ -7135,7 +7165,7 @@ 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""... $ac_c" 1>&6
-echo "configure:7139: checking for dnet_ntoa in -ldnet" >&5
+echo "configure:7169: checking for dnet_ntoa in -ldnet" >&5
 ac_lib_var=`echo dnet'_'dnet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7143,7 +7173,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7147 "configure"
+#line 7177 "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
@@ -7154,7 +7184,7 @@ int main() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:7158: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7188: \"$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
@@ -7176,7 +7206,7 @@ fi
 
     if test $ac_cv_lib_dnet_dnet_ntoa = no; then
       echo $ac_n "checking for dnet_ntoa in -ldnet_stub""... $ac_c" 1>&6
-echo "configure:7180: checking for dnet_ntoa in -ldnet_stub" >&5
+echo "configure:7210: checking for dnet_ntoa in -ldnet_stub" >&5
 ac_lib_var=`echo dnet_stub'_'dnet_ntoa | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7184,7 +7214,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-ldnet_stub  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7188 "configure"
+#line 7218 "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
@@ -7195,7 +7225,7 @@ int main() {
 dnet_ntoa()
 ; return 0; }
 EOF
-if { (eval echo configure:7199: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7229: \"$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
@@ -7224,12 +7254,12 @@ 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""... $ac_c" 1>&6
-echo "configure:7228: checking for gethostbyname" >&5
+echo "configure:7258: checking for gethostbyname" >&5
 if eval "test \"`echo '$''{'ac_cv_func_gethostbyname'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7233 "configure"
+#line 7263 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char gethostbyname(); below.  */
@@ -7252,7 +7282,7 @@ gethostbyname();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7256: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7286: \"$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
@@ -7273,7 +7303,7 @@ fi
 
     if test $ac_cv_func_gethostbyname = no; then
       echo $ac_n "checking for gethostbyname in -lnsl""... $ac_c" 1>&6
-echo "configure:7277: checking for gethostbyname in -lnsl" >&5
+echo "configure:7307: checking for gethostbyname in -lnsl" >&5
 ac_lib_var=`echo nsl'_'gethostbyname | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7281,7 +7311,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lnsl  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7285 "configure"
+#line 7315 "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
@@ -7292,7 +7322,7 @@ int main() {
 gethostbyname()
 ; return 0; }
 EOF
-if { (eval echo configure:7296: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7326: \"$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
@@ -7322,12 +7352,12 @@ 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""... $ac_c" 1>&6
-echo "configure:7326: checking for connect" >&5
+echo "configure:7356: checking for connect" >&5
 if eval "test \"`echo '$''{'ac_cv_func_connect'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7331 "configure"
+#line 7361 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char connect(); below.  */
@@ -7350,7 +7380,7 @@ connect();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7354: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7384: \"$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
@@ -7371,7 +7401,7 @@ fi
 
     if test $ac_cv_func_connect = no; then
       echo $ac_n "checking for connect in -lsocket""... $ac_c" 1>&6
-echo "configure:7375: checking for connect in -lsocket" >&5
+echo "configure:7405: checking for connect in -lsocket" >&5
 ac_lib_var=`echo socket'_'connect | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7379,7 +7409,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lsocket $X_EXTRA_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7383 "configure"
+#line 7413 "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
@@ -7390,7 +7420,7 @@ int main() {
 connect()
 ; return 0; }
 EOF
-if { (eval echo configure:7394: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7424: \"$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
@@ -7414,12 +7444,12 @@ fi
 
     # gomez@mi.uni-erlangen.de says -lposix is necessary on A/UX.
     echo $ac_n "checking for remove""... $ac_c" 1>&6
-echo "configure:7418: checking for remove" >&5
+echo "configure:7448: checking for remove" >&5
 if eval "test \"`echo '$''{'ac_cv_func_remove'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7423 "configure"
+#line 7453 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char remove(); below.  */
@@ -7442,7 +7472,7 @@ remove();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7446: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7476: \"$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
@@ -7463,7 +7493,7 @@ fi
 
     if test $ac_cv_func_remove = no; then
       echo $ac_n "checking for remove in -lposix""... $ac_c" 1>&6
-echo "configure:7467: checking for remove in -lposix" >&5
+echo "configure:7497: checking for remove in -lposix" >&5
 ac_lib_var=`echo posix'_'remove | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7471,7 +7501,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lposix  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7475 "configure"
+#line 7505 "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
@@ -7482,7 +7512,7 @@ int main() {
 remove()
 ; return 0; }
 EOF
-if { (eval echo configure:7486: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7516: \"$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
@@ -7506,12 +7536,12 @@ fi
 
     # BSDI BSD/OS 2.1 needs -lipc for XOpenDisplay.
     echo $ac_n "checking for shmat""... $ac_c" 1>&6
-echo "configure:7510: checking for shmat" >&5
+echo "configure:7540: checking for shmat" >&5
 if eval "test \"`echo '$''{'ac_cv_func_shmat'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7515 "configure"
+#line 7545 "configure"
 #include "confdefs.h"
 /* System header to define __stub macros and hopefully few prototypes,
     which can conflict with char shmat(); below.  */
@@ -7534,7 +7564,7 @@ shmat();
 
 ; return 0; }
 EOF
-if { (eval echo configure:7538: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7568: \"$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
@@ -7555,7 +7585,7 @@ fi
 
     if test $ac_cv_func_shmat = no; then
       echo $ac_n "checking for shmat in -lipc""... $ac_c" 1>&6
-echo "configure:7559: checking for shmat in -lipc" >&5
+echo "configure:7589: checking for shmat in -lipc" >&5
 ac_lib_var=`echo ipc'_'shmat | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7563,7 +7593,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lipc  $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7567 "configure"
+#line 7597 "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
@@ -7574,7 +7604,7 @@ int main() {
 shmat()
 ; return 0; }
 EOF
-if { (eval echo configure:7578: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7608: \"$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
@@ -7607,7 +7637,7 @@ 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""... $ac_c" 1>&6
-echo "configure:7611: checking for IceConnectionNumber in -lICE" >&5
+echo "configure:7641: checking for IceConnectionNumber in -lICE" >&5
 ac_lib_var=`echo ICE'_'IceConnectionNumber | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7615,7 +7645,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lICE $X_EXTRA_LIBS $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7619 "configure"
+#line 7649 "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
@@ -7626,7 +7656,7 @@ int main() {
 IceConnectionNumber()
 ; return 0; }
 EOF
-if { (eval echo configure:7630: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7660: \"$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
@@ -7659,7 +7689,7 @@ fi
        
        X11_LIBS=""
        echo $ac_n "checking for XOpenDisplay in -lX11""... $ac_c" 1>&6
-echo "configure:7663: checking for XOpenDisplay in -lX11" >&5
+echo "configure:7693: checking for XOpenDisplay in -lX11" >&5
 ac_lib_var=`echo X11'_'XOpenDisplay | sed 'y%./+-%__p_%'`
 if eval "test \"`echo '$''{'ac_cv_lib_$ac_lib_var'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
@@ -7667,7 +7697,7 @@ else
   ac_save_LIBS="$LIBS"
 LIBS="-lX11 ${X_PRE_LIBS} $LIBS"
 cat > conftest.$ac_ext <<EOF
-#line 7671 "configure"
+#line 7701 "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
@@ -7678,7 +7708,7 @@ int main() {
 XOpenDisplay()
 ; return 0; }
 EOF
-if { (eval echo configure:7682: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+if { (eval echo configure:7712: \"$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
@@ -7725,17 +7755,17 @@ then
        PWD_INCDIR=no
        ac_safe=`echo "pwd.h" | sed 'y%./+-%__p_%'`
 echo $ac_n "checking for pwd.h""... $ac_c" 1>&6
-echo "configure:7729: checking for pwd.h" >&5
+echo "configure:7759: checking for pwd.h" >&5
 if eval "test \"`echo '$''{'ac_cv_header_$ac_safe'+set}'`\" = set"; then
   echo $ac_n "(cached) $ac_c" 1>&6
 else
   cat > conftest.$ac_ext <<EOF
-#line 7734 "configure"
+#line 7764 "configure"
 #include "confdefs.h"
 #include <pwd.h>
 EOF
 ac_try="$ac_cpp conftest.$ac_ext >/dev/null 2>conftest.out"
-{ (eval echo configure:7739: \"$ac_try\") 1>&5; (eval $ac_try) 2>&5; }
+{ (eval echo configure:7769: \"$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*

diff --git a/src/configure.in b/src/configure.in
index 3d8b6b7..94a1242 100644 (file)
--- a/src/configure.in
+++ b/src/configure.in
@@ -720,6 +720,16 @@ AC_CHECK_FUNC(vsnprintf,
              AC_DEFINE(HAVE_VSNPRINTF),
              SNPRINTF='snprintf.o')
 AC_SUBST(SNPRINTF)
+dnl Check whether <stdio.h> declares snprintf() and vsnprintf(); if not,
+dnl include/c.h will provide declarations.  Note this is a separate test
+dnl from whether the functions exist in the C library --- there are systems
+dnl that have the functions but don't bother to declare them :-(
+dnl Note: simple-minded pattern here will do wrong thing if stdio.h
+dnl declares vsnprintf() but not snprintf().  Hopefully there are no
+dnl systems that are *that* brain-damaged...
+AC_EGREP_HEADER(snprintf, stdio.h, AC_DEFINE(HAVE_SNPRINTF_DECL))
+AC_EGREP_HEADER(vsnprintf, stdio.h, AC_DEFINE(HAVE_VSNPRINTF_DECL))
+dnl
 dnl do this one the hard way in case isinf() is a macro
 AC_MSG_CHECKING(for isinf)
 AC_CACHE_VAL(ac_cv_func_or_macro_isinf,

diff --git a/src/include/c.h b/src/include/c.h
index 174d20c..53fe14e 100644 (file)
--- a/src/include/c.h
+++ b/src/include/c.h
@@ -7,7 +7,7 @@
  *
  * Copyright (c) 1994, Regents of the University of California
  *
- * $Id: c.h,v 1.61 1999/07/17 20:18:25 momjian Exp $
+ * $Id: c.h,v 1.62 1999/12/20 00:51:21 tgl Exp $
  *
  *-------------------------------------------------------------------------
  */
@@ -789,11 +789,11 @@ extern char *vararg_format(const char *fmt,...);
  * in config.h we haven't yet included anything that defines size_t...
  */
 
-#ifndef HAVE_SNPRINTF
+#ifndef HAVE_SNPRINTF_DECL
 extern int     snprintf(char *str, size_t count, const char *fmt,...);
 #endif
 
-#ifndef HAVE_VSNPRINTF
+#ifndef HAVE_VSNPRINTF_DECL
 extern int     vsnprintf(char *str, size_t count, const char *fmt, va_list args);
 #endif
 

diff --git a/src/include/config.h.in b/src/include/config.h.in
index ef25d6d..00713b0 100644 (file)
--- a/src/include/config.h.in
+++ b/src/include/config.h.in
@@ -310,18 +310,24 @@
 # define gettimeofday(a,b) gettimeofday(a)
 #endif
 
-/* Set to 1 if you have snprintf() */
+/* Set to 1 if you have snprintf() in the C library */
 #undef HAVE_SNPRINTF
 
-/* Set to 1 if you have strerror() */
-#undef HAVE_STRERROR
+/* Set to 1 if your standard system headers declare snprintf() */
+#undef HAVE_SNPRINTF_DECL
 
-/* Set to 1 if you have vsnprintf() */
+/* Set to 1 if you have vsnprintf() in the C library */
 #undef HAVE_VSNPRINTF
 
+/* Set to 1 if your standard system headers declare vsnprintf() */
+#undef HAVE_VSNPRINTF_DECL
+
+/* Set to 1 if you have strerror() */
+#undef HAVE_STRERROR
+
 /*
  *     Set to 1 if you have isinf().
- *     These are all realated to port/isinf.c 
+ *     These are all related to port/isinf.c 
  */
 #undef HAVE_FPCLASS
 #undef HAVE_FP_CLASS

diff --git a/src/include/port/hpux.h b/src/include/port/hpux.h
index 0c42e6c..4ef01af 100644 (file)
--- a/src/include/port/hpux.h
+++ b/src/include/port/hpux.h
@@ -6,14 +6,6 @@ typedef struct
        int                     sema[4];
 } slock_t;
 
-/* HPUX 9 has snprintf in the library, so configure will set HAVE_SNPRINTF;
- * but it doesn't provide a prototype for it.  To suppress warning messages
- * from gcc, do this to make c.h provide the prototype:
- */
-#ifndef HAVE_VSNPRINTF
-#undef HAVE_SNPRINTF
-#endif
-
 #ifndef                        BIG_ENDIAN
 #define                        BIG_ENDIAN              4321
 #endif