2 files changed, 58 insertions, 6 deletions

diff --git a/configure b/configure
index 8f191dc74..d49e544e8 100755
--- a/configure
+++ b/configure
@@ -1,6 +1,6 @@
 #! /bin/sh
 
-# From configure.in Revision: 1.36 
+# From configure.in Revision: 1.37 
 
 # Guess values for system-dependent variables and create Makefiles.
 # Generated automatically using autoconf version 2.13 
@@ -1821,8 +1821,61 @@ EOF
 
 
 # Checks for library functions.
-# TBD: what to do if vsnprintf /doesn't/ exist?
-#AC_CHECK_FUNCS(vsnprintf)
+for ac_func in vsnprintf
+do
+echo $ac_n "checking for $ac_func""... $ac_c" 1>&6
+echo "configure:1828: 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 1833 "configure"
+#include "confdefs.h"
+/* System header to define __stub macros and hopefully few prototypes,
+    which can conflict with char $ac_func(); below.  */
+#include <assert.h>
+/* Override any gcc2 internal prototype to avoid an error.  */
+/* We use char because int might match the return type of a gcc2
+    builtin and then its argument prototype would still apply.  */
+char $ac_func();
+
+int main() {
+
+/* The GNU C library defines this for functions which it implements
+    to always fail with ENOSYS.  Some functions are actually named
+    something starting with __ and the normal name is an alias.  */
+#if defined (__stub_$ac_func) || defined (__stub___$ac_func)
+choke me
+#else
+$ac_func();
+#endif
+
+; return 0; }
+EOF
+if { (eval echo configure:1856: \"$ac_link\") 1>&5; (eval $ac_link) 2>&5; } && test -s conftest${ac_exeext}; then
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=yes"
+else
+  echo "configure: failed program was:" >&5
+  cat conftest.$ac_ext >&5
+  rm -rf conftest*
+  eval "ac_cv_func_$ac_func=no"
+fi
+rm -f conftest*
+fi
+
+if eval "test \"`echo '$ac_cv_func_'$ac_func`\" = yes"; then
+  echo "$ac_t""yes" 1>&6
+    ac_tr_func=HAVE_`echo $ac_func | tr 'abcdefghijklmnopqrstuvwxyz' 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'`
+  cat >> confdefs.h <<EOF
+#define $ac_tr_func 1
+EOF
+ 
+else
+  echo "$ac_t""no" 1>&6
+fi
+done
+
 
 trap '' 1 2 15
 cat > confcache <<\EOF
diff --git a/configure.in b/configure.in
index 99ec75f04..cbe882a50 100644
--- a/configure.in
+++ b/configure.in
@@ -15,7 +15,7 @@
 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 
 dnl Process this file with autoconf to produce a configure script.
-AC_REVISION($Revision: 1706 $)
+AC_REVISION($Revision: 1726 $)
 AC_PREREQ(2.0)
 AC_INIT(src/alias-wrapper.c)
 
@@ -387,8 +387,7 @@ AC_TYPE_UID_T
 AC_TYPE_GETGROUPS
 
 # Checks for library functions.
-# TBD: what to do if vsnprintf /doesn't/ exist?
-#AC_CHECK_FUNCS(vsnprintf)
+AC_CHECK_FUNCS(vsnprintf)
 
 dnl Output everything
 AC_OUTPUT([misc/paths.py Mailman/Defaults.py Mailman/mm_cfg.py.dist