clock.h

一个小时钟程序

#ifndef CLOCK_H
#define CLOCK_H

#ifdef EXTERN
	#undef EXTERN
#endif
#define EXTERN extern
#ifdef CLOCK_C
	#undef EXTERN
	#define EXTERN
#endif
#include <dos.h>

EXTERN struct time theTime;
EXTERN int midx,midy;
EXTERN int sizeOfClock;
EXTERN int ok;
#endif