$OpenBSD$
--- src/unix/unix_glw.h.orig	Tue Aug 10 18:17:01 2010
+++ src/unix/unix_glw.h	Sat Aug 14 23:58:32 2010
@@ -26,7 +26,7 @@ If you have questions concerning this license or the a
 ===========================================================================
 */
 
-#if !( defined __linux__ || defined __FreeBSD__ )
+#if !( defined __linux__ || defined __FreeBSD__ || defined __OpenBSD__ )
 #error You should include this file only on Linux/FreeBSD platforms
 #endif