-int xmodem_init_xfer PARAMS ((serial_t desc));
-void send_xmodem_packet PARAMS ((serial_t desc, unsigned char *packet, int len,
- int hashmark));
-void xmodem_finish_xfer PARAMS ((serial_t desc));
+int xmodem_init_xfer (struct serial *desc);
+void send_xmodem_packet (struct serial *desc, unsigned char *packet, int len,
+ int hashmark);
+void xmodem_finish_xfer (struct serial *desc);