send_udp
send_udp(dig_query_t *query);
send_udp(next);
send_udp(ISC_LIST_NEXT(cq, link));
send_udp(ISC_LIST_HEAD(l->q));
send_udp(next);
send_udp(query);
send_udp = send_udp6 = 0;
if (fd_udp != -1 && !send_udp) {
send_udp = send_udp6 = 1;
send_udp = 1;
int fd_ctlconn, fd_udp, fd_udp6, send_udp, send_udp6;