CTA_SYNPROXY_TSOFF
[CTA_SYNPROXY_TSOFF] = { .type = NLA_U32 },
!tb[CTA_SYNPROXY_TSOFF])
synproxy->tsoff = ntohl(nla_get_be32(tb[CTA_SYNPROXY_TSOFF]));
nla_put_be32(skb, CTA_SYNPROXY_TSOFF, htonl(synproxy->tsoff)))