3 dnl Copyright (C) 2012-2024 Free Software Foundation, Inc.
4 dnl This file is free software; the Free Software Foundation
5 dnl gives unlimited permission to copy and/or distribute it,
6 dnl with or without modifications, as long as this notice is preserved.
8 dnl This macro is in a separate file (not in expm1.m4 and not inlined in the
9 dnl module description), so that gl_FUNC_EXPM1 can test whether 'aclocal' has
10 dnl found uses of this macro.
12 AC_DEFUN([gl_FUNC_EXPM1_IEEE],
14 m4_divert_text([INIT_PREPARE], [gl_expm1_required=ieee])
15 AC_REQUIRE([gl_FUNC_EXPM1])