$OpenBSD$

seemed like a good idea, i forget why. probably helps it build

--- src/cmdlib.cpp.orig	Fri Dec 28 21:11:31 2012
+++ src/cmdlib.cpp	Fri Dec 28 21:37:21 2012
@@ -951,7 +951,7 @@ void ScanDirectory(TArray<FFileList> &list, const char
 	}
 }
 
-#elif defined(__sun) || defined(linux)
+#elif defined(__sun) || defined(linux) || defined(__OpenBSD__)
 
 //==========================================================================
 //