$OpenBSD: patch-xbattbar_c,v 1.1.1.1 2011/05/22 12:32:41 schwarze Exp $
--- xbattbar.c.orig	Tue May 17 12:29:19 2011
+++ xbattbar.c	Tue May 17 12:32:20 2011
@@ -575,7 +575,7 @@ void battery_check(void)
 
 #endif /* __FreeBSD__ */
 
-#ifdef __NetBSD__
+#if defined(__NetBSD__) || defined(__OpenBSD__)
 
 #include <machine/apmvar.h>