tag	line	file	source code
ARPHRD_IEEE802	204	drivers/net/net_init.c	dev->type    = ARPHRD_IEEE802;
ARPHRD_IEEE802	844	net/ipv4/arp.c	case ARPHRD_IEEE802:
ARPHRD_IEEE802	1151	net/ipv4/arp.c	if(dev->type==ARPHRD_ETHER || dev->type==ARPHRD_IEEE802)