NAT_VALID_HOOKS    14 net/bridge/netfilter/ebtable_nat.c #define NAT_VALID_HOOKS ((1 << NF_BR_PRE_ROUTING) | (1 << NF_BR_LOCAL_OUT) | \
NAT_VALID_HOOKS    27 net/ipv4/netfilter/nf_nat_rule.c #define NAT_VALID_HOOKS ((1 << NF_INET_PRE_ROUTING) | \