set_int
set_int((char *)mac->mac_info,(int)t_request) ;
set_int((char *) mac->mac_info,((int)BEACON_INFO<<24) + 0 ) ;
set_int((char *) mac->mac_info,((int)DBEACON_INFO<<24) + 0 ) ;
set_int((char *) mac->mac_info+4,0) ;
set_int((char *) mac->mac_info+8,0) ;