3 # Copyright (C) 1999-2001, 2003-2007, 2009-2011 Free Software Foundation, Inc.
5 # This file is free software; the Free Software Foundation
6 # gives unlimited permission to copy and/or distribute it,
7 # with or without modifications, as long as this notice is preserved.
9 dnl Written by Jim Meyering
11 AC_DEFUN([gl_FUNC_GROUP_MEMBER],
13 dnl Persuade glibc <unistd.h> to declare group_member().
14 AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
16 dnl Do this replacement check manually because I want the hyphen
17 dnl (not the underscore) in the filename.
18 AC_CHECK_FUNC([group_member], , [
19 AC_LIBOBJ([group-member])
20 gl_PREREQ_GROUP_MEMBER
24 # Prerequisites of lib/group-member.c.
25 AC_DEFUN([gl_PREREQ_GROUP_MEMBER],
27 AC_REQUIRE([AC_FUNC_GETGROUPS])