Index: menu.php
===================================================================
--- menu.php	(revision 6342)
+++ menu.php	(working copy)
@@ -136,6 +136,8 @@
 
 uksort($menu, "strnatcasecmp"); // make it all pretty
 
+do_action( 'admin_menu_permission' );
+
 if (! user_can_access_admin_page()) {
 	wp_die( __('You do not have sufficient permissions to access this page.') );
 }