#194743 report by Murz, patch by myself: in domain language negotiation mode, we should tell url() that we built an external URL, not that we need an absolute URL built by url()

includes/language.inc

@@ -111,7 +111,7 @@ function language_url_rewrite(&$path, &$options) {
 
       case LANGUAGE_NEGOTIATION_DOMAIN:
         if ($path_language->domain) {
-          $options['absolute'] = TRUE;
+          $options['external'] = TRUE;
           $path = $path_language->domain .'/'. $path;
         }
         break;