#define TRUE	1
#define FALSE	0

#define YES	1
#define NO	0

#define ON	1
#define OFF	0

#define SET	1
#define CLEAR	0

#define BREAK	0

#define OK	0
#define ERR	(-1)

#define K	<<10

#define Null	'\0'
#define NUL	0L

#if	defined(M_I86MM)
#define NULC	0L
#elif	defined(M_I86CM)
#define NULC	0
#else
#define NULC	NULL
#endif

#define and	&&
#define or	||
#define no	!
#define not	!
#define cannot	!