From 2ad45ed8270dc07ce8843ec964e60bf4914eb0b0 Mon Sep 17 00:00:00 2001
From: Jim Meyering <jim@meyering.net>
Date: Sun, 1 Aug 1999 09:59:45 +0000
Subject: [PATCH] (AC_FUNC_MKTIME): Undefine to avoid syntax errors from m4.

---
 m4/mktime.m4 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/m4/mktime.m4 b/m4/mktime.m4
index 085cf7e9ae..6df253b36f 100644
--- a/m4/mktime.m4
+++ b/m4/mktime.m4
@@ -4,6 +4,9 @@ dnl From Paul Eggert
 dnl Check for a working mktime.
 dnl This is a preview of what should appear in the next public autoconf release.
 
+dnl Override any existing definition.
+undefine([AC_FUNC_MKTIME])
+
 AC_DEFUN(AC_FUNC_MKTIME,
 [AC_REQUIRE([AC_HEADER_TIME])dnl
 AC_CHECK_HEADERS(sys/time.h unistd.h)
-- 
2.30.2