1#ifndef _ISO646_H 2#define _ISO646_H 3 4#ifndef __cplusplus 5 6#define and && 7#define and_eq &= 8#define bitand & 9#define bitor | 10#define compl ~ 11#define not ! 12#define not_eq != 13#define or || 14#define or_eq |= 15#define xor ^ 16#define xor_eq ^= 17 18#endif 19 20#endif 21 22
