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# Test whether timespec_getres works.
dnl Copyright 2021-2023 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_TIMESPEC_GETRES],
[
AC_REQUIRE([gl_TIME_H_DEFAULTS])
dnl Might be needed for the same reason timespec_get needs it.
AC_REQUIRE([gl_USE_SYSTEM_EXTENSIONS])
AC_CHECK_FUNCS_ONCE([timespec_getres])
if test $ac_cv_func_timespec_getres != yes; then
HAVE_TIMESPEC_GETRES=0
fi
])
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