X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fstrftime.m4;h=84a1996ae5446a689e94af52a9279810423a10d7;hb=29ad412dbc385c088c5ad61b6f1856966c477b7f;hp=d1f0a33cb5ac3eb4ff5cc3a034ad1b3f844dc35d;hpb=c1ebd28b04d9ecf3abc3fe980eaaac13456ba51e;p=gnulib.git

diff --git a/m4/strftime.m4 b/m4/strftime.m4
index d1f0a33cb..84a1996ae 100644
--- a/m4/strftime.m4
+++ b/m4/strftime.m4
@@ -1,4 +1,4 @@
-#serial 19
+#serial 20
 
 dnl This macro is intended to be used solely in this file.
 dnl These are the prerequisite macros for GNU's strftime.c replacement.
@@ -18,6 +18,7 @@ AC_DEFUN([_jm_STRFTIME_PREREQS],
  AC_TYPE_MBSTATE_T
 
  AC_REQUIRE([gl_TM_GMTOFF])
+ AC_REQUIRE([gl_FUNC_TZSET_CLOBBER])
 ])
 
 dnl From Jim Meyering.