worker_alloc_cleanup(void* arg)
{
	struct worker* worker = (struct worker*)arg;
	slabhash_clear(&worker->env.rrset_cache->table);
	slabhash_clear(worker->env.msg_cache);
}
worker_alloc_cleanup(void* arg)
{
	struct worker* worker = (struct worker*)arg;
	slabhash_clear(&worker->env.rrset_cache->table);
	slabhash_clear(worker->env.msg_cache);
}