ip6_nxt
ETHER_HEADER_LENGTH + offsetof(struct ip6_hdr, ip6_nxt),
header->ip6_nxt = protocolNumber;
uint8 next = header.ip6_nxt;
bufferHeader->header.ip6_nxt = IPPROTO_FRAGMENT;
uint8 NextHeader() const { return header.ip6_nxt; }
ntohs(ip6->ip6_plen), ip6->ip6_nxt, ip6->ip6_hlim);
nh = ip6->ip6_nxt;
nh = ip6->ip6_nxt;
pi->ipi_ipproto = ip6->ip6_nxt;
pi->ipi_ipproto = ip6->ip6_nxt;
if (__predict_false(ip6->ip6_nxt != IPPROTO_TCP))