ifaliasreq        514 net/if.h       struct ifaliasreq {
ifaliasreq         68 sys/sockio.h   #define	SIOCAIFADDR	 _IOW('i', 26, struct ifaliasreq)/* add/chg IF alias */
ifaliasreq         89 sys/sockio.h   #define SIOCSIFPHYADDR   _IOW('i', 70, struct ifaliasreq) /* set gif address */