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diff --git a/src/dbus/qdbusunixfiledescriptor.h b/src/dbus/qdbusunixfiledescriptor.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 FOO 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 QDBUSUNIXFILEDESCRIPTOR_H
+#define QDBUSUNIXFILEDESCRIPTOR_H
+
+#include <QtCore/QSharedDataPointer>
+#include <QtDBus/qdbusmacros.h>
+
+#ifndef QT_NO_DBUS
+
+#ifdef Q_COMPILER_RVALUE_REFS
+# include <utility>
+#endif
+
+QT_BEGIN_HEADER
+
+QT_BEGIN_NAMESPACE
+
+QT_MODULE(DBus)
+
+class QDBusUnixFileDescriptorPrivate;
+template<> QExplicitlySharedDataPointer<QDBusUnixFileDescriptorPrivate>::~QExplicitlySharedDataPointer();
+
+class Q_DBUS_EXPORT QDBusUnixFileDescriptor
+{
+public:
+    QDBusUnixFileDescriptor();
+    explicit QDBusUnixFileDescriptor(int fileDescriptor);
+    QDBusUnixFileDescriptor(const QDBusUnixFileDescriptor &other);
+    QDBusUnixFileDescriptor &operator=(const QDBusUnixFileDescriptor &other);
+    ~QDBusUnixFileDescriptor();
+
+    bool isValid() const;
+
+    int fileDescriptor() const;
+    void setFileDescriptor(int fileDescriptor);
+
+    void giveFileDescriptor(int fileDescriptor);
+    int takeFileDescriptor();
+
+    static bool isSupported();
+
+#if defined(Q_COMPILER_RVALUE_REFS)
+    QDBusUnixFileDescriptor(QDBusUnixFileDescriptor &&other) : d(static_cast<Data &&>(other.d))
+    { }
+    inline QDBusUnixFileDescriptor &operator=(QDBusUnixFileDescriptor &&other)
+    { d.swap(other.d); return *this; }
+#endif
+
+protected:
+    typedef QExplicitlySharedDataPointer<QDBusUnixFileDescriptorPrivate>  Data;
+    Data d;
+};
+
+QT_END_NAMESPACE
+
+Q_DECLARE_METATYPE(QDBusUnixFileDescriptor)
+Q_DECLARE_METATYPE(QList<QDBusUnixFileDescriptor>)
+
+QT_END_HEADER
+
+#endif // QT_NO_DBUS
+#endif // QDBUSUNIXFILEDESCRIPTOR_H