#ifdef __KERNEL__
-#include <linux/config.h>
#include <net/sock.h>
/* sysctls */
void (*destructor)(struct sock *));
-extern int ipv6_parse_hopopts(struct sk_buff *skb, int);
+extern int ipv6_parse_hopopts(struct sk_buff *skb);
extern struct ipv6_txoptions * ipv6_dup_options(struct sock *sk, struct ipv6_txoptions *opt);
extern struct ipv6_txoptions * ipv6_renew_options(struct sock *sk, struct ipv6_txoptions *opt,