IPVS_DEST_ATTR_TUN_TYPE
[IPVS_DEST_ATTR_TUN_TYPE] = { .type = NLA_U8 },
nla_put_u8(skb, IPVS_DEST_ATTR_TUN_TYPE,
nla_tun_type = attrs[IPVS_DEST_ATTR_TUN_TYPE];