HKF_MATCH_HOST
if ((l->match & HKF_MATCH_HOST) == 0) {
want = HKF_MATCH_HOST | ( options.check_host_ip ? HKF_MATCH_IP : 0);
want = HKF_MATCH_HOST | (ip == NULL ? 0 : HKF_MATCH_IP);
} else if ((want & ~ctx.match_keys[i]) == HKF_MATCH_HOST) {
lineinfo.match |= HKF_MATCH_HOST |
if ((l->match & HKF_MATCH_HOST) != 0)