#define BYTE   char              /* signed 8 bit integer */
#define UBYTE  unsigned char     /* unsigned 8 bit int   */
#define WORD   short             /* signed 16 bit int    */
#define UWORD  unsigned short    /* unsigned 16 bit int  */
#define LONG   int               /* signed 32 bit int    */
#define ULONG  unsigned long     /* unsigned 32 bit int  */

#define TRUE   1
#define FALSE  0