-/*--------------------------------------------------------------------------
- Dock Station
- -------------------------------------------------------------------------- */
-#if defined(CONFIG_ACPI_DOCK) || defined(CONFIG_ACPI_DOCK_MODULE)
-extern int is_dock_device(acpi_handle handle);
-extern int register_dock_notifier(struct notifier_block *nb);
-extern void unregister_dock_notifier(struct notifier_block *nb);
-extern int register_hotplug_dock_device(acpi_handle handle,
- acpi_notify_handler handler, void *context);
-extern void unregister_hotplug_dock_device(acpi_handle handle);
-#else
-#define is_dock_device(h) (0)
-#define register_dock_notifier(nb) (-ENODEV)
-#define unregister_dock_notifier(nb) do { } while(0)
-#define register_hotplug_dock_device(h1, h2, c) (-ENODEV)
-#define unregister_hotplug_dock_device(h) do { } while(0)
-#endif