IPPROTO_AH 35 include/linux/in.h case IPPROTO_AH: /* SPI */ IPPROTO_AH 45 include/linux/netfilter_ipv6/ip6_tables.h (nexthdr == IPPROTO_AH) || IPPROTO_AH 1312 include/net/xfrm.h (userproto == IPSEC_PROTO_ANY && (proto == IPPROTO_AH ||