--- wpmu/./wp-app.php~	2010-05-20 12:45:13.000000000 +0300
+++ wpmu/./wp-app.php	2010-05-20 13:08:50.963000632 +0300
@@ -18,7 +18,7 @@
 require_once('./wp-load.php');
 
 /** Atom Publishing Protocol Class */
-require_once(ABSPATH . WPINC . '/atomlib.php');
+require_once 'atomlib.php';
 
 /** Admin Image API for metadata updating */
 require_once(ABSPATH . '/wp-admin/includes/image.php');