* @param string $setting ID of the setting name to retrieve
* @param string $wiki Wiki ID of the wiki in question.
* @param string $suffix The suffix of the wiki in question.
- * @param array $var Reference The variable to insert the value into.
+ * @param array &$var Reference The variable to insert the value into.
* @param array $params List of parameters. $.'key' is replaced by $value in all returned data.
* @param array $wikiTags The tags assigned to the wiki.
*/