X-Git-Url: http://erislabs.net/gitweb/?a=blobdiff_plain;f=m4%2Fpagealign_alloc.m4;h=52b4db8d5392151505270c190be6b5e3dceae12f;hb=43593319b31e6b0175b8eec4433bac744959822d;hp=b8cdfa96c107aa28441b0c8dc813624c5a409af5;hpb=e74d04a8682cb37afd40f7f7d55580e3e97b48ce;p=gnulib.git

diff --git a/m4/pagealign_alloc.m4 b/m4/pagealign_alloc.m4
index b8cdfa96c..52b4db8d5 100644
--- a/m4/pagealign_alloc.m4
+++ b/m4/pagealign_alloc.m4
@@ -1,5 +1,5 @@
-#serial 2
-dnl Copyright (C) 2005 Free Software Foundation, Inc.
+#serial 6
+dnl Copyright (C) 2005-2007, 2009-2013 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.
@@ -7,10 +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_LIBSOURCE([pagealign_alloc.h])
-  AC_LIBOBJ([pagealign_alloc])
   gl_PREREQ_PAGEALIGN_ALLOC
 ])
 
@@ -18,7 +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])
 ])