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Define NULL as (void *)0, unless C++ is being used.

This commit is contained in:
fvdl 2003-10-21 03:27:32 +00:00
parent ce7e811d1d
commit 8b99487c1e
1 changed files with 2 additions and 6 deletions
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8
sys/sys/null.h
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@ -1,12 +1,8 @@
/* $NetBSD: null.h,v 1.4 2000/05/19 18:57:48 thorpej Exp $ */
/* $NetBSD: null.h,v 1.5 2003/10/21 03:27:32 fvdl Exp $ */
#ifndef NULL
#if !defined(__GNUG__) || __GNUG__ < 2 || (__GNUG__ == 2 && __GNUC_MINOR__ < 90)
#if defined(__AUDIT__) && !defined(__cplusplus)
/*
* This will cause GCC to emit a warning if you attempt to use NULL
* with some non-pointer object, return value, etc.
*/
#if !defined(__cplusplus)
#define NULL (void *)0
#else
#define NULL 0