X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fjm-mktime.m4;h=63e7cef848c16b4c5764d8026d914f14ca75c75a;hb=4bbca92c2c28a5528f67ec776c635a2a0009ccbf;hp=ab78db7079ad38b052eee95e3e12d52bdb0e1e16;hpb=409d8f2d902cc6e12e40b08200f5dac27d0e98cb;p=gnulib.git

diff --git a/m4/jm-mktime.m4 b/m4/jm-mktime.m4
index ab78db707..63e7cef84 100644
--- a/m4/jm-mktime.m4
+++ b/m4/jm-mktime.m4
@@ -1,14 +1,16 @@
-#serial 1
+#serial 8
 
 dnl From Jim Meyering.
-dnl If you use this macro in a package, you should
-dnl add the following two lines to acconfig.h:
-dnl   /* Define to rpl_mktime if the replacement function should be used.  */
-dnl   #undef mktime
-dnl
-AC_DEFUN(jm_FUNC_MKTIME,
-[AC_REQUIRE([AM_FUNC_MKTIME])dnl
- if test $am_cv_func_working_mktime = no; then
-   AC_DEFINE_UNQUOTED(mktime, rpl_mktime)
+dnl A wrapper around AC_FUNC_MKTIME.
+
+AC_DEFUN([jm_FUNC_MKTIME],
+[AC_REQUIRE([AC_FUNC_MKTIME])dnl
+
+ dnl mktime.c uses localtime_r if it exists.  Check for it.
+ AC_CHECK_FUNCS(localtime_r)
+
+ if test $ac_cv_func_working_mktime = no; then
+   AC_DEFINE_UNQUOTED(mktime, rpl_mktime,
+    [Define to rpl_mktime if the replacement function should be used.])
  fi
 ])