-static int pppurput __P((queue_t *, mblk_t *));
-static int pppuwput __P((queue_t *, mblk_t *));
-static int pppursrv __P((queue_t *));
-static int pppuwsrv __P((queue_t *));
-static int ppplrput __P((queue_t *, mblk_t *));
-static int ppplwput __P((queue_t *, mblk_t *));
-static int ppplrsrv __P((queue_t *));
-static int ppplwsrv __P((queue_t *));
+static int pppurput(queue_t *, mblk_t *);
+static int pppuwput(queue_t *, mblk_t *);
+static int pppursrv(queue_t *);
+static int pppuwsrv(queue_t *);
+static int ppplrput(queue_t *, mblk_t *);
+static int ppplwput(queue_t *, mblk_t *);
+static int ppplrsrv(queue_t *);
+static int ppplwsrv(queue_t *);
+#ifndef NO_DLPI
+static void dlpi_request(queue_t *, mblk_t *, upperstr_t *);
+static void dlpi_error(queue_t *, upperstr_t *, int, int, int);
+static void dlpi_ok(queue_t *, int);
+#endif
+static int send_data(mblk_t *, upperstr_t *);
+static void new_ppa(queue_t *, mblk_t *);
+static void attach_ppa(queue_t *, mblk_t *);