ICMP_UNREACH_NET_UNKNOWN
| IPFY_ICMPC_NETUNK { $$ = ICMP_UNREACH_NET_UNKNOWN; }
{ ICMP_UNREACH_NET_UNKNOWN, "net_unknown" },
{ "net-unknown", ICMP_UNREACH_NET_UNKNOWN },
{ "net-unk", ICMP_UNREACH, ICMP_UNREACH_NET_UNKNOWN },
case ICMP_UNREACH_NET_UNKNOWN:
(icmp_code == ICMP_UNREACH_NET_UNKNOWN) ||
case ICMP_UNREACH_NET_UNKNOWN:
case ICMP_UNREACH_NET_UNKNOWN:
case ICMP_UNREACH_NET_UNKNOWN:
case ICMP_UNREACH_NET_UNKNOWN: