Fix deprecation build warnings. The "preferred" function has

been available since at least xine 1.1.1 from 2005-11-15.
(cherry picked from commit 5f33750491)

src/xineplayer.cpp

@@ -192,8 +192,8 @@ static void event_listener(void * /*user_data*/, const xine_event_t *event) {
             break;
         case XINE_EVENT_MRL_REFERENCE:
             fprintf(stderr, "XINE_EVENT_MRL_REFERENCE %s\n", 
-            ((xine_mrl_reference_data_t*)event->data)->mrl);
+            ((xine_mrl_reference_data_ext_t*)event->data)->mrl);
-            TQApplication::postEvent (xineapp, new XineURLEvent (TQString::fromLocal8Bit (((xine_mrl_reference_data_t*)event->data)->mrl)));
+            TQApplication::postEvent (xineapp, new XineURLEvent (TQString::fromLocal8Bit (((xine_mrl_reference_data_ext_t*)event->data)->mrl)));
             break;
         case XINE_EVENT_FRAME_FORMAT_CHANGE:
             fprintf (stderr, "XINE_EVENT_FRAME_FORMAT_CHANGE\n");