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-rw-r--r--m4/timegm.m426
1 files changed, 26 insertions, 0 deletions
diff --git a/m4/timegm.m4 b/m4/timegm.m4
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+++ b/m4/timegm.m4
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+# timegm.m4 serial 11
+dnl Copyright (C) 2003, 2007, 2009-2015 Free Software Foundation, Inc.
+dnl This file is free software; the Free Software Foundation
+dnl gives unlimited permission to copy and/or distribute it,
+dnl with or without modifications, as long as this notice is preserved.
+
+AC_DEFUN([gl_FUNC_TIMEGM],
+[
+ AC_REQUIRE([gl_HEADER_TIME_H_DEFAULTS])
+ AC_REQUIRE([gl_FUNC_MKTIME])
+ REPLACE_TIMEGM=0
+ AC_CHECK_FUNCS_ONCE([timegm])
+ if test $ac_cv_func_timegm = yes; then
+ if test $gl_cv_func_working_mktime = no; then
+ # Assume that timegm is buggy if mktime is.
+ REPLACE_TIMEGM=1
+ fi
+ else
+ HAVE_TIMEGM=0
+ fi
+])
+
+# Prerequisites of lib/timegm.c.
+AC_DEFUN([gl_PREREQ_TIMEGM], [
+ :
+])