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diff --git a/source/gameengine/Expressions/VoidValue.h b/source/gameengine/Expressions/VoidValue.h
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+++ b/source/gameengine/Expressions/VoidValue.h
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+/**
+ * VoidValue.h: interface for the CVoidValue class.
+ * $Id$
+ *
+ * ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version. The Blender
+ * Foundation also sells licenses for use in proprietary software under
+ * the Blender License.  See http://www.blender.org/BL/ for information
+ * about this.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
+ * All rights reserved.
+ *
+ * The Original Code is: all of this file.
+ *
+ * Contributor(s): none yet.
+ *
+ * ***** END GPL/BL DUAL LICENSE BLOCK *****
+ */
+#ifndef __VOIDVALUE_H__
+#define __VOIDVALUE_H__
+
+#include "Value.h"
+
+
+//
+// Void value, used to transport *any* type of data
+//
+class CVoidValue : public CPropValue  
+{
+	//PLUGIN_DECLARE_SERIAL (CVoidValue,CValue)
+
+public:
+	/// Construction/destruction
+	CVoidValue()																: m_pAnything(NULL),	m_bDeleteOnDestruct(false) { }
+	CVoidValue(void * voidptr, bool bDeleteOnDestruct, AllocationTYPE alloctype)	: m_pAnything(voidptr), m_bDeleteOnDestruct(bDeleteOnDestruct) { if (alloctype == STACKVALUE) CValue::DisableRefCount(); }
+	virtual				~CVoidValue();											// Destruct void value, delete memory if we're owning it
+
+	/// Value -> String or number
+	virtual const STR_String &	GetText();												// Get string description of void value (unimplemented)
+	virtual float		GetNumber()												{ return -1; }
+
+	/// Value calculation
+	virtual CValue*		Calc(VALUE_OPERATOR op, CValue *val);
+	virtual CValue*		CalcFinal(VALUE_DATA_TYPE dtype, VALUE_OPERATOR op, CValue* val);
+
+	/// Value replication
+	virtual CValue*		GetReplica();
+	
+	/// Data members
+	bool				m_bDeleteOnDestruct;
+	void*				m_pAnything;
+};
+
+#endif // !defined _VOIDVALUE_H