Symbol: ipf_nat_in
sys/netpfil/ipfilter/netinet/ip_nat.c
5431
rval = ipf_nat_in(fin, nat, natadd, nflags);
sys/netpfil/ipfilter/netinet/ip_nat.h
688
extern int ipf_nat_in(fr_info_t *, nat_t *, int, u_32_t);