extern int nr_rt_ioctl(unsigned int, void __user *);
extern void nr_link_failed(ax25_cb *, int);
extern int nr_route_frame(struct sk_buff *, ax25_cb *);
extern int nr_rt_ioctl(unsigned int, void __user *);
extern void nr_link_failed(ax25_cb *, int);
extern int nr_route_frame(struct sk_buff *, ax25_cb *);