extern void __udp4_lib_err(struct sk_buff *, u32, struct hlist_head []);
extern int __udp_lib_get_port(struct sock *sk, unsigned short snum,
- struct hlist_head udptable[], int *port_rover,
+ struct hlist_head udptable[],
int (*)(const struct sock*,const struct sock*));
extern int ipv4_rcv_saddr_equal(const struct sock *, const struct sock *);