mbuf_svc_class_t, u_int32_t);
extern void so_tc_update_stats(struct mbuf *, struct socket *,
mbuf_svc_class_t);
+extern int so_tos_from_control(struct mbuf *);
extern int so_tc_from_control(struct mbuf *, int *);
extern mbuf_svc_class_t so_tc2msc(int);
extern int so_svc2tc(mbuf_svc_class_t);