extern char * cvtdate(word date , char * buf);
		/* Prototype include a typedef name.
		   It should be moved after the typedef declaration */
extern char * cvttime(word time , char * buf);
		/* Prototype include a typedef name.
		   It should be moved after the typedef declaration */
extern word curdate(void);
		/* Prototype include a typedef name.
		   It should be moved after the typedef declaration */
extern word curtime(void);
		/* Prototype include a typedef name.
		   It should be moved after the typedef declaration */