Bugfix: with disabling config[markup_urls]

inc/functions.php

@@ -1396,10 +1396,12 @@ function markup(&$body, $track_cites = false) {
 	if ($config['auto_unicode']) {
 		$body = unicodify($body);
 	
+		if ($config['markup_urls']) {
 			foreach ($markup_urls as &$url) {
 				$body = str_replace(unicodify($url), $url, $body);
 			}
 		}
+	}
 	
 	// replace tabs with 8 spaces
 	$body = str_replace("\t", '        ', $body);