17 lines
359 B
C
17 lines
359 B
C
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/* $NetBSD: null.h,v 1.8 2009/10/13 17:19:00 dsl Exp $ */
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#ifndef _SYS_NULL_H_
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#define _SYS_NULL_H_
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#ifndef NULL
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#if !defined(__GNUG__) || __GNUG__ < 2 || (__GNUG__ == 2 && __GNUC_MINOR__ < 90)
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#if !defined(__cplusplus)
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#define NULL ((void *)0)
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#else
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#define NULL 0
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#endif /* !__cplusplus */
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#else
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#define NULL __null
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#endif
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#endif
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#endif /* _SYS_NULL_H_ */
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