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19 lines
333 B
C++
19 lines
333 B
C++
/* $OpenBSD: _null.h,v 1.2 2016/09/09 22:07:58 millert Exp $ */
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/*
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* Written by Todd C. Miller, September 9, 2016
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* Public domain.
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*/
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#ifndef NULL
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#if !defined(__cplusplus)
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#define NULL ((void *)0)
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#elif __cplusplus >= 201103L
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#define NULL nullptr
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#elif defined(__GNUG__)
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#define NULL __null
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#else
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#define NULL 0L
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#endif
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#endif
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