* If you pass "flat" as an option then the returned array will be a flat array
* of footer icons instead of a key/value array of footerlinks arrays broken
* up into categories.
- * @param string $option
+ * @param string|null $option
* @return array|mixed
*/
function getFooterLinks( $option = null ) {
* in the list of footer icons. This is mostly useful for skins which only
* display the text from footericons instead of the images and don't want a
* duplicate copyright statement because footerlinks already rendered one.
- * @param string $option
+ * @param string|null $option
* @return array
*/
function getFooterIcons( $option = null ) {