extern void release_console_sem(void);
extern void console_conditional_schedule(void);
extern void console_unblank(void);
+extern struct tty_driver *console_device(int *);
+extern void console_stop(struct console *);
+extern void console_start(struct console *);
extern int is_console_locked(void);
/* Some debug stub to catch some of the obvious races in the VT code */