* call this lots of times, pre-fill the link cache with a LinkBatch, otherwise each
* call to this will result in a DB query.
*
- * @param $title String: the text of the title
+ * @param $nt Title: the title object to make the link from, e.g. from
+ * Title::newFromText.
* @param $text String: link text
* @param $query String: optional query part
* @param $trail String: optional trail. Alphabetic characters at the start of this string will
* be included in the link text. Other characters will be appended after
* the end of the link.
+ * @param $prefix String: optional prefix. As trail, only before instead of after.
*/
function makeLinkObj( $nt, $text= '', $query = '', $trail = '', $prefix = '' ) {
global $wgUser;