fmtaddr(*(in_addr_t *) (buf + 12), 0), ntohs(*(uint16_t *) tcp),
fmtaddr(*(in_addr_t *) (buf + 16), 1), ntohs(*(uint16_t *) (tcp + 2)),
(tcp[13] & TCP_FLAG_ACK) ? ",ACK" : "", orig, MSS);
// set mss
fmtaddr(*(in_addr_t *) (buf + 12), 0), ntohs(*(uint16_t *) tcp),
fmtaddr(*(in_addr_t *) (buf + 16), 1), ntohs(*(uint16_t *) (tcp + 2)),
(tcp[13] & TCP_FLAG_ACK) ? ",ACK" : "", orig, MSS);
// set mss