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diff --git a/src/corelib/codecs/qtextcodec_p.h b/src/corelib/codecs/qtextcodec_p.h
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+++ b/src/corelib/codecs/qtextcodec_p.h
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+/****************************************************************************
+**
+** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtCore module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#ifndef QTEXTCODEC_P_H
+#define QTEXTCODEC_P_H
+
+//
+//  W A R N I N G
+//  -------------
+//
+// This file is not part of the Qt API.  It exists for the convenience
+// of the QTextCodec class.  This header file may change from
+// version to version without notice, or even be removed.
+//
+// We mean it.
+//
+
+#include "qtextcodec.h"
+#include <string.h>
+
+QT_BEGIN_NAMESPACE
+
+#ifndef QT_NO_TEXTCODEC
+
+typedef void (*QTextCodecStateFreeFunction)(QTextCodec::ConverterState*);
+
+struct QTextCodecUnalignedPointer
+{
+    static inline QTextCodecStateFreeFunction decode(const uint *src)
+    {
+        quintptr data;
+        memcpy(&data, src, sizeof(data));
+        return reinterpret_cast<QTextCodecStateFreeFunction>(data);
+    }
+    static inline void encode(uint *dst, QTextCodecStateFreeFunction fn)
+    {
+        quintptr data = reinterpret_cast<quintptr>(fn);
+        memcpy(dst, &data, sizeof(data));
+    }
+};
+
+#else
+
+class QTextCodec
+{
+public:
+    enum ConversionFlag {
+        DefaultConversion,
+        ConvertInvalidToNull = 0x80000000,
+        IgnoreHeader = 0x1,
+        FreeFunction = 0x2
+    };
+    Q_DECLARE_FLAGS(ConversionFlags, ConversionFlag)
+
+    struct ConverterState {
+        ConverterState(ConversionFlags f = DefaultConversion)
+            : flags(f), remainingChars(0), invalidChars(0), d(0) { state_data[0] = state_data[1] = state_data[2] = 0; }
+        ~ConverterState() { }
+        ConversionFlags flags;
+        int remainingChars;
+        int invalidChars;
+        uint state_data[3];
+        void *d;
+    private:
+        Q_DISABLE_COPY(ConverterState)
+    };
+};
+
+#endif //QT_NO_TEXTCODEC
+
+QT_END_NAMESPACE
+
+#endif