X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=m4%2Fpagealign_alloc.m4;h=6a6b61e0fc26a90aaa4ca3c10600cd025789e082;hb=82d47b6ea0888839c20d60efad01b50fc21fc27c;hp=6fafef2099fe54ddb5f9c82a8ae9f43412b4e281;hpb=e65015aeff792b6741accb73e55dcb44efa82618;p=gnulib.git

diff --git a/m4/pagealign_alloc.m4 b/m4/pagealign_alloc.m4
index 6fafef209..6a6b61e0f 100644
--- a/m4/pagealign_alloc.m4
+++ b/m4/pagealign_alloc.m4
@@ -1,5 +1,5 @@
-#serial 3
-dnl Copyright (C) 2005, 2006 Free Software Foundation, Inc.
+#serial 6
+dnl Copyright (C) 2005-2007, 2009-2011 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.
@@ -7,9 +7,8 @@ dnl with or without modifications, as long as this notice is preserved.
 AC_DEFUN([gl_PAGEALIGN_ALLOC],
 [
   dnl Persuade glibc <sys/mman.h> to define MAP_ANONYMOUS.
-  AC_REQUIRE([AC_GNU_SOURCE])
+  AC_REQUIRE([AC_USE_SYSTEM_EXTENSIONS])
 
-  AC_LIBOBJ([pagealign_alloc])
   gl_PREREQ_PAGEALIGN_ALLOC
 ])
 
@@ -17,7 +16,6 @@ AC_DEFUN([gl_PAGEALIGN_ALLOC],
 AC_DEFUN([gl_PREREQ_PAGEALIGN_ALLOC],
 [
   AC_REQUIRE([gl_FUNC_MMAP_ANON])
-  AC_REQUIRE([gl_GETPAGESIZE])
   AC_CHECK_FUNCS_ONCE([posix_memalign])
   AC_CHECK_HEADERS_ONCE([unistd.h])
 ])