GET_AGE
age = GET_AGE(state->timestamp);
if (GET_AGE(pg->timestamp) < cfg->pg_delete_delay)
GET_AGE(host->timestamp) <
GET_AGE(host->timestamp) < cfg->host_delete_delay)
if (GET_AGE(alias->timestamp) < cfg->pgchunk_delete_delay)
s->idle = GET_AGE(state->timestamp);