$OpenBSD$
--- cegui/src/CEGUISystem.cpp.orig	Mon Sep  6 18:42:22 2010
+++ cegui/src/CEGUISystem.cpp	Mon Sep  6 18:42:50 2010
@@ -110,7 +110,7 @@ double SimpleTimer::currentTime()
     return timeGetTime() / 1000.0;
 }
 
-#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__)
+#elif defined(__linux__) || defined(__APPLE__) || defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
 #include <sys/time.h>
 double SimpleTimer::currentTime()
 {