sendether
return (sendether(d, pkt, len, bcea, ETHERTYPE_ARP));
(void) sendether(d, pkt, sizeof (*arp) + 18,
cc = sendether(d, ip, len, ea, ETHERTYPE_IP);
ssize_t sendether(struct iodesc *d, void *pkt, size_t len,
return (sendether(d, pkt, len, bcea, ETHERTYPE_REVARP));