tag	line	file	source code
ENETDOWN	533	net/ipv4/ip_output.c	sk->err = ENETDOWN;
ENETDOWN	1005	net/ipv4/ip_output.c	sk->err=ENETDOWN;
ENETDOWN	301	net/ipv4/packet.c	return -ENETDOWN;
ENETDOWN	407	net/ipv4/packet.c	return -ENETDOWN;
ENETDOWN	886	net/ipx/af_ipx.c	return -ENETDOWN;