xchg 384 netinet/tcp_subr.c xchg(((struct ip6_hdr *)ti)->ip6_dst, xchg 391 netinet/tcp_subr.c xchg(ti->ti_dst.s_addr, ti->ti_src.s_addr, u_int32_t); xchg 395 netinet/tcp_subr.c xchg(th->th_dport, th->th_sport, u_int16_t);