/* (-lgl * Coherent 386 release 4.2 * Copyright (c) 1982, 1993 by Mark Williams Company. * All rights reserved. May not be copied without permission. * For copying permission and licensing info, write licensing@mwc.com -lgl) */ #ifndef __COMMON___OFFSET_H__ #define __COMMON___OFFSET_H__ #include <common/__size.h> /* * This internal header file is intended as the sole point of definition for * the internal macro definition "__offsetof ()", exactly equivalent to the * ISO C macro definition "offsetof ()", but given an internal name so that * header files may refer to this macro without exporting the user-level macro * unnecessarily. */ #define __offsetof(type,id) ((__size_t) & (((type *) 0)->id)) #endif /* ! defined (__COMMON___OFFSET_H__) */