tag	line	file	source code
ENETDOWN	526	net/ipv4/ip_output.c	sk->err = ENETDOWN;
ENETDOWN	998	net/ipv4/ip_output.c	sk->err=ENETDOWN;
ENETDOWN	310	net/ipv4/packet.c	return -ENETDOWN;
ENETDOWN	416	net/ipv4/packet.c	return -ENETDOWN;
ENETDOWN	905	net/ipx/af_ipx.c	return -ENETDOWN;