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/* @(#) stddef.h 1.1 92/02/15 17:25:46 */
#ifndef _stddef_h_
#define _stddef_h_
/* NULL is also defined in <stdio.h> */
#ifndef NULL
#define NULL 0
#endif
/* Structure member offset - some compilers barf on this. */
#define offsetof(type, member) ((size_t) &((type *)0)->member)
/* Some of the following types may already be defined in <sys/types.h>. */
/* #include <sys/types.h> */
/* typedef long ptrdiff_t; /* type of pointer difference */
/* typedef unsigned short wchar_t; /* wide character type */
/* typedef unsigned size_t; /* type of sizeof */
#endif /* _stddef_h_ */
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