Fix canonicalize loop-detection corner case.

[gnulib.git] / m4 / mktime.m4

diff --git a/m4/mktime.m4 b/m4/mktime.m4
index cec7bc3..5faf393 100644 (file)
--- a/m4/mktime.m4
+++ b/m4/mktime.m4
@@ -1,4 +1,4 @@
-#serial 12
+#serial 13
 dnl Copyright (C) 2002, 2003, 2005, 2006, 2007 Free Software Foundation, Inc.
 dnl This file is free software; the Free Software Foundation
 dnl gives unlimited permission to copy and/or distribute it,
@@ -221,4 +221,7 @@ AC_DEFUN([gl_FUNC_MKTIME],
 ])
 
 # Prerequisites of lib/mktime.c.
-AC_DEFUN([gl_PREREQ_MKTIME], [:])
+AC_DEFUN([gl_PREREQ_MKTIME],
+[
+  AC_REQUIRE([AC_C_INLINE])
+])