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+# Public macros for the teTeX / TeX Live (TL) tree.
+# Copyright (C) 1998 - 2008 Mark A. Wicks <mwicks@kettering.edu>
+# Kettering University
+# Copyright (C) 2008 - 2009 Peter Breitenlohner <tex-live@tug.org>
+#
+# This file is free software; the copyright holders
+# give unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
+
+# serial 2
+
+# MAW_EXT_TIMEZONE
+# ----------------
+AC_DEFUN([MAW_EXT_TIMEZONE],
+[AC_CACHE_CHECK([whether time.h defines timezone as an external variable],
+ [maw_cv_ext_timezone],
+ [AC_LINK_IFELSE([AC_LANG_PROGRAM([[#include <time.h>]],
+ [[-timezone;]])],
+ [maw_cv_ext_timezone=yes],
+ [maw_cv_ext_timezone=no])])
+AS_IF([test "x$maw_cv_ext_timezone" = xyes],
+ [AC_DEFINE([HAVE_TIMEZONE], 1,
+ [Define if <time.h> has timezone as an external variable.])])
+])# MAW_EXT_TIMEZONE
+
+# MAW_TM_HAS_TM_GMTOFF
+# --------------------
+AC_DEFUN([MAW_TM_HAS_TM_GMTOFF],
+[AC_CHECK_MEMBER([struct tm.tm_gmtoff],
+ [AC_DEFINE([HAVE_TM_GMTOFF], 1,
+ [Define if struct tm has tm_gmtoff as a member.])], ,
+ [[#include <time.h>]])
+])# MAW_TM_HAS_TM_GMTOFF
+