DT4
DT4(client_junk, int, len, int, i, int, c, char *, buf);
DT4(server_junk, int len, buf, int, i, int, c, char *, buf);
DT4(ns_exhausted_1, fr_info_t *, fin, nat_t *, nat, natinfo_t *, ni, ipnat_t *, np);
DT4(ns_exhausted_2, fr_info_t *, fin, nat_t *, nat, natinfo_t *, ni, ipnat_t *, np);
DT4(ns_new_ifpaddr_1, fr_info_t *, fin, nat_t *, nat, natinfo_t *, ni, ipnat_t *, np);
DT4(ns_exhausted_3, fr_info_t *, fin, nat_t *, nat, natinfo_t *, ni, ipnat_t *, np);
DT4(ns_wrap, fr_info_t *, fin, nat_t *, nat, natinfo_t *, ni, ipnat_t *, np);
DT4(ipf_nat_rewrite_1, int, l, int, src_search, int, dst_search, ipnat_t *, np);
DT4(ipf_nat_rewrite_2, frinfo_t *, fin, ipnat_t *, np, int, l, frinfo_t *, &frnat);
DT4(ns_na_atype, fr_info_t *, fin, nat_addr_t *, na, u_32_t *, old, u_32_t *, new);
DT4(ns_badnextaddr_1, fr_info_t *, fin, nat_addr_t *, na, u_32_t *, old, u_32_t *, new);
DT4(ns_ifpaddrfail, fr_info_t *, fin, nat_addr_t *, na, u_32_t *, old, u_32_t *, new);
DT4(ns_badnextaddr_2, fr_info_t *, fin, nat_addr_t *, na, u_32_t *, old, u_32_t *, new);