    // Rowley C Compiler, runtime support.
    //
    // Copyright (c) 2001, 2002 Rowley Associates Limited.
    //
    // This file may be distributed under the terms of the License Agreement
    // provided with this software.
    //
    // THIS FILE IS PROVIDED AS IS WITH NO WARRANTY OF ANY KIND, INCLUDING THE
    // WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.

    #ifndef __iso646_h
    #define __iso646_h

    #ifndef __cplusplus

    #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

    #endif