$OpenBSD: patch-instrum_c,v 1.1 2001/07/05 10:48:22 espie Exp $
--- instrum.c.orig	Mon May 20 15:15:10 1996
+++ instrum.c	Fri Apr 27 08:01:39 2001
@@ -31,7 +31,7 @@
 #include <strings.h>
 #endif
 
-#if defined(__FreeBSD__) || defined (__WIN32__)
+#if defined(__FreeBSD__) || defined (__WIN32__) || defined(__OpenBSD__)
 #include <stdlib.h>
 #else
 #include <malloc.h>