extern int pnp_bios_escd_info (struct escd_info_struc *data);
extern int pnp_bios_read_escd (char *data, u32 nvram_base);
extern int pnp_bios_dock_station_info(struct pnp_docking_station_info *data);
+#define needed 0
#if needed
extern int pnp_bios_get_event (u16 *message);
extern int pnp_bios_send_message (u16 message);