module_load_include($type, $module, $name = NULL)
$type: The include file's type (file extension).
$module: The module to which the include file belongs.
$name: (optional) The base file name. Omitted: $name = $module
return: The name of the included file, if successful; FALSE otherwise.
Beispiel: module_load_include('pages.inc', 'user', NULL);
Aktion: lädt Datei „$module/user.pages.inc“ (drupal_get_path('module', $module) . „/$name.$type“;)