Fix simple E_STRICT notice

git-svn-id: https://svn.code.sf.net/p/squirrelmail/code/trunk/squirrelmail@14308 7612ce4b-ef26-0410-bec9-ea0150e637f0

diff --git a/functions/addressbook.php b/functions/addressbook.php
index 477f7ca09c835aadd4e72e2bad0be3d66687bbe7..0559c8fa7f3bea49e34f74dd9e97868031e51c1f 100644 (file)
--- a/functions/addressbook.php
+++ b/functions/addressbook.php
@@ -957,7 +957,7 @@ class addressbook_backend {
      *               not found, or false if an error occured.
      *
      */
-    function lookup($value, $field) {
+    function lookup($value, $field=SM_ABOOK_FIELD_NICKNAME) {
         $this->set_error('lookup is not implemented');
         return false;
     }