X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=m4%2Fgroup-member.m4;h=0c4bfb50f9f9df1ad1ce7bc8b789cddfa77b9e62;hb=3258ce39ae1d5833c693ac4b75cb4a4b218a2159;hp=bdfdec42eacd95b36a0005ca7eb0d1f4325837c4;hpb=23dc5057d629b246339ea498a3bf74fb12c0600b;p=gnulib.git

diff --git a/m4/group-member.m4 b/m4/group-member.m4
index bdfdec42e..0c4bfb50f 100644
--- a/m4/group-member.m4
+++ b/m4/group-member.m4
@@ -1,12 +1,29 @@
-#serial 1
+# serial 14
+
+# Copyright (C) 1999-2001, 2003-2007, 2009-2011 Free Software Foundation, Inc.
+
+# This file is free software; the Free Software Foundation
+# gives unlimited permission to copy and/or distribute it,
+# with or without modifications, as long as this notice is preserved.
 
 dnl Written by Jim Meyering
 
-AC_DEFUN(jm_FUNC_GROUP_MEMBER,
-  [
-    dnl Do this replacement check manually because I want the hyphen
-    dnl (not the underscore) in the filename.
-    AC_CHECK_FUNC(group_member, , [LIBOBJS="$LIBOBJS group-member.$ac_objext"])
-    AC_SUBST(LIBOBJS)
-  ]
-)
+AC_DEFUN([gl_FUNC_GROUP_MEMBER],
+[
+  AC_REQUIRE([gl_UNISTD_H_DEFAULTS])
+
+  dnl Persuade glibc <unistd.h> to declare group_member().
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
+
+  dnl Do this replacement check manually because I want the hyphen
+  dnl (not the underscore) in the filename.
+  AC_CHECK_FUNC([group_member], , [
+    HAVE_GROUP_MEMBER=0
+  ])
+])
+
+# Prerequisites of lib/group-member.c.
+AC_DEFUN([gl_PREREQ_GROUP_MEMBER],
+[
+  AC_REQUIRE([AC_FUNC_GETGROUPS])
+])