$OpenBSD$
--- source/vdrift/forcefeedback.h.orig	Sun Jul 14 20:13:29 2013
+++ source/vdrift/forcefeedback.h	Sun Jul 14 20:13:49 2013
@@ -4,7 +4,7 @@
 #include <OgrePlatform.h>
 
 // force feedback is only supported on linux.
-#if OGRE_PLATFORM == OGRE_PLATFORM_LINUX
+#if OGRE_PLATFORM == OGRE_PLATFORM_LINUX && defined(__linux__)
 	#define ENABLE_FORCE_FEEDBACK
 #endif