#ifndef __ISO646_H
#define __ISO646_H

#define and    &&
#define and_eq &=
#define bitand (&)
#define bitor  (|)
#define compl  ~
#define not    !
#define not_eq !=
#define or     ||
#define or_eq  |=
#define xor    (^)
#define xor_eq ^=

#endif