https://github.com/torvalds/linux
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Tip revision: e478bec0ba0a83a48a0f6982934b6de079e7e6b3 authored by Linus Torvalds on 20 September 2006, 03:42:06 UTC
Linux v2.6.18. Arrr!
Tip revision: e478bec
stddef.h
#ifndef _LINUX_STDDEF_H
#define _LINUX_STDDEF_H

#include <linux/compiler.h>

#undef NULL
#if defined(__cplusplus)
#define NULL 0
#else
#define NULL ((void *)0)
#endif

#undef offsetof
#ifdef __compiler_offsetof
#define offsetof(TYPE,MEMBER) __compiler_offsetof(TYPE,MEMBER)
#else
#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
#endif

#endif
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