#ifdef CONFIG_NETFILTER
extern int ip6_route_me_harder(struct sk_buff *skb);
extern __sum16 nf_ip6_checksum(struct sk_buff *skb, unsigned int hook,
#ifdef CONFIG_NETFILTER
extern int ip6_route_me_harder(struct sk_buff *skb);
extern __sum16 nf_ip6_checksum(struct sk_buff *skb, unsigned int hook,