MENU_NORMAL_ITEM
in includes/menu.inc
Normal menu items show up in the menu tree and can be moved/hidden by the administrator. Use this for most menu items. It is the default value if no menu item type is specified.
<?php
define('MENU_NORMAL_ITEM', MENU_VISIBLE_IN_TREE | MENU_VISIBLE_IN_BREADCRUMB | MENU_MODIFIABLE_BY_ADMIN);
?>