$OpenBSD: patch-simgear_nasal_cppbind_Ghost_hxx,v 1.1 2017/08/21 17:55:37 rsadowski Exp $

Index: simgear/nasal/cppbind/Ghost.hxx
--- simgear/nasal/cppbind/Ghost.hxx.orig
+++ simgear/nasal/cppbind/Ghost.hxx
@@ -36,6 +36,8 @@
 #include <boost/shared_ptr.hpp>
 #include <boost/utility/enable_if.hpp>
 
+#include <osg/Referenced>
+
 #include <map>
 
 template<class T>
