+ var_DelCallback( p_filter, CFG_PREFIX "u", BluescreenCallback, p_sys );
+ var_DelCallback( p_filter, CFG_PREFIX "v", BluescreenCallback, p_sys );
+ var_DelCallback( p_filter, CFG_PREFIX "ut", BluescreenCallback, p_sys );
+ var_DelCallback( p_filter, CFG_PREFIX "vt", BluescreenCallback, p_sys );
+
+ free( p_sys->p_at );
+ vlc_mutex_destroy( &p_sys->lock );
+ free( p_sys );