Define the post-2.13 stuff conditionally on autoconf version.

ChangeLog

+2000-06-23  Dave Love  <fx@gnu.org>
+
+	* configure.in [HAVE_TIMEVAL]: Move gettimeofday test here, test
+	for struct timezone and test how we can call gettimeofday.
+	Check for OSF 5+.
+
+	* aclocal.m4: Define the post-2.13 stuff conditionally on autoconf
+	version.
+
 2000-06-23  Gerd Moellmann  <gerd@gnu.org>
 
 	* configure.in (HAVE_LIBXP): Change test for libXp.

aclocal.m4

 dnl The following are from prerelease autoconf 2.14a.  When 2.14 is
 dnl released, we should be able to zap them and just use AC_PREREQ(2.14).
 
+ifelse(_AC_VERSION_COMPARE(AC_ACVERSION, [2.14]), -1,
 
 # AC_PROG_CC_STDC
 # ---------------
@@ -278,8 +279,8 @@ else
 fi
 ])# AC_C_PROTOTYPES
 
-dnl The following isn't in the prerelease autoconf at this time, but
-dnl eggert expects it to go in eventually.
+dnl The following is a bit different from the prerelease autoconf at
+dnl this time since that requires extra definitions.
 
 dnl By default, many hosts won't let programs access large files;
 dnl one must use special compiler options to get large-file access to work.
@@ -353,3 +354,5 @@ AC_DEFUN(AC_SYS_LARGEFILE,
        [#include <stdio.h>], [return !ftello;])
    fi
   ])
+
+) dnl ifelse