#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
