1 /* 2 * Kernel interface to machine-dependent clock driver. 3 * Garrett Wollman, September 1994. 4 * This file is in the public domain. 5 * 6 * $Id: clock.h,v 1.34 1998/03/05 21:45:42 tegge Exp $ 7 */ 8 9 #ifndef _MACHINE_CLOCK_H_ 10 #define _MACHINE_CLOCK_H_ 11 12 #ifdef KERNEL 13 14 extern int wall_cmos_clock; 15 extern int adjkerntz; 16 17 void DELAY __P((int usec)); 18 int sysbeep __P((int pitch, int period)); 19 20 #endif /* KERNEL */ 21 22 #endif /* !_MACHINE_CLOCK_H_ */ 23