/**
* Initialize the HELLO module.
*
+ * @param friend_only use a friend only hello
* @param cb function to call whenever our HELLO changes
* @param cb_cls closure for cb
*/
void
-GST_hello_start (GST_HelloCallback cb, void *cb_cls);
+GST_hello_start (int friend_only, GST_HelloCallback cb, void *cb_cls);
/**