$OpenBSD: patch-os_openbsd_c,v 1.1.1.1 2005/03/08 01:47:26 kurt Exp $
--- os_openbsd.c.orig	Fri Feb 18 14:13:11 2005
+++ os_openbsd.c	Fri Feb 18 14:11:38 2005
@@ -18,6 +18,7 @@
  *
  */
 
+#include <unistd.h>
 #include "config.h"
 #include "atacmds.h"
 #include "scsicmds.h"
