IPS_DST_NAT_DONE_BIT 63 include/linux/netfilter/nf_conntrack_common.h IPS_DST_NAT_DONE_BIT = 8, IPS_DST_NAT_DONE_BIT 64 include/linux/netfilter/nf_conntrack_common.h IPS_DST_NAT_DONE = (1 << IPS_DST_NAT_DONE_BIT),