diff --git a/include/null.h b/include/null.h
deleted file mode 100644
index 58bda4365100..000000000000
--- a/include/null.h
+++ /dev/null
@@ -1,9 +0,0 @@
-/*	$NetBSD: null.h,v 1.1 1999/12/22 21:26:17 kleink Exp $	*/
-
-#ifndef	NULL
-#if !defined(__GNUG__) || __GNUG__ < 2 || (__GNUG__ == 2 && __GNUC_MINOR__ < 90)
-#define	NULL	0
-#else
-#define	NULL	__null
-#endif
-#endif