# timegm.m4 serial 11 dnl Copyright (C) 2003, 2007, 2009-2017 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], [ : ])