rem: *nfcache |= NFC_UNKNOWN;
context: init(struct ipt_entry_match *match, unsigned int *nfcache){	struct ipt_pool_info *info =		(struct ipt_pool_info *)match->data;	info->src = IP_POOL_NONE;	info->dst = IP_POOL_NONE;	info->flags = 0;	/* Can't cache this - XXX */	*nfcache |= NFC_UNKNOWN;}