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diff --git a/src/Runtime/Source/system/Qt3DSFile.h b/src/Runtime/Source/system/Qt3DSFile.h
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+/****************************************************************************
+**
+** Copyright (C) 1993-2009 NVIDIA Corporation.
+** Copyright (C) 2017 The Qt Company Ltd.
+** Contact: https://www.qt.io/licensing/
+**
+** This file is part of Qt 3D Studio.
+**
+** $QT_BEGIN_LICENSE:GPL$
+** Commercial License Usage
+** Licensees holding valid commercial Qt licenses may use this file in
+** accordance with the commercial license agreement provided with the
+** Software or, alternatively, in accordance with the terms contained in
+** a written agreement between you and The Qt Company. For licensing terms
+** and conditions see https://www.qt.io/terms-conditions. For further
+** information use the contact form at https://www.qt.io/contact-us.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3 or (at your option) any later version
+** approved by the KDE Free Qt Foundation. The licenses are as published by
+** the Free Software Foundation and appearing in the file LICENSE.GPL3
+** included in the packaging of this file. Please review the following
+** information to ensure the GNU General Public License requirements will
+** be met: https://www.gnu.org/licenses/gpl-3.0.html.
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#pragma once
+
+//==============================================================================
+//	Includes
+//==============================================================================
+#include "Qt3DSTypes.h"
+
+//==============================================================================
+//	Namespace
+//==============================================================================
+namespace Q3DStudio {
+
+//==============================================================================
+/**
+ *	Single overridable exit point for all low level file calls.
+ */
+class CFile
+{
+    //==============================================================================
+    //	Typedefs
+    //==============================================================================
+public:
+    typedef enum _E_SEEK {
+        E_SEEK_SET = SEEK_SET,
+        E_SEEK_CUR = SEEK_CUR,
+        E_SEEK_END = SEEK_END
+    } E_SEEK;
+
+    typedef TFile *(*TOpen)(const char *inFileName, const char *inMode);
+    typedef int (*TClose)(TFile *inFile);
+    typedef TFileSize (*TRead)(void *inBuffer, TFileSize inSize, TFileSize inCount, TFile *inFile);
+    typedef TFileSize (*TWrite)(const void *inBuffer, TFileSize inSize, TFileSize inCount,
+                                TFile *inFile);
+    typedef long (*TTell)(TFile *inFile);
+    typedef int (*TSeek)(TFile *inFile, long inOffset, int inOrigin);
+
+    //==============================================================================
+    //	Fields
+    //==============================================================================
+protected:
+    static TOpen s_Open; ///< function pointer to fopen operation
+    static TClose s_Close; ///< function pointer to fclose operation
+    static TRead s_Read; ///< function pointer to fread operation
+    static TWrite s_Write; ///< function pointer to fwrite operation
+    static TTell s_Tell; ///< function pointer to ftell operation
+    static TSeek s_Seek; ///< function pointer to fseek operation
+
+    //==============================================================================
+    //	Methods
+    //==============================================================================
+public: // Memory override
+    static void SetFileFunctions(const TOpen inOpen, const TClose inClose, const TRead inRead,
+                                 const TWrite inWrite, const TTell inTell, const TSeek inSeek);
+
+public: // Function access
+    static TOpen Open() { return s_Open; }
+    static TClose Close() { return s_Close; }
+    static TRead Read() { return s_Read; }
+    static TWrite Write() { return s_Write; }
+    static TTell Tell() { return s_Tell; }
+    static TSeek Seek() { return s_Seek; }
+};
+
+} // namespace Q3DStudio