3 dnl Copyright (C) 2020-2024 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 AC_DEFUN([gl_FUNC_SIGABBREV_NP],
10 dnl Persuade glibc <string.h> to declare sigabbrev_np().
11 AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
13 AC_REQUIRE([gl_STRING_H_DEFAULTS])
14 AC_CHECK_FUNCS([sigabbrev_np])
15 if test $ac_cv_func_sigabbrev_np = no; then