SIOCSIFADDR
if (myioctl(ipfd, SIOCSIFADDR, &ifr) < 0) {
{ (uint_t)SIOCSIFADDR, "SIOCSIFADDR", "ifreq" }, /* 12 */
if (rc = ifioctl(tiptr, SIOCSIFADDR, &sbuf)) {
if (rc = ifioctl(tiptr, SIOCSIFADDR, &sbuf)) {
/* 012 */ { SIOCSIFADDR, sizeof (struct ifreq), IPI_PRIV | IPI_WR,