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diff --git a/tests/auto/platformquirks.h b/tests/auto/platformquirks.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 test suite 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 PLATFORMQUIRKS_H
+#define PLATFORMQUIRKS_H
+
+#include <qglobal.h>
+
+#ifdef QT_GUI_LIB
+#include <qapplication.h>
+#endif
+
+#ifdef Q_WS_X11
+#include <private/qt_x11_p.h>
+#endif
+
+struct PlatformQuirks
+{
+    enum MediaFileTypes
+    {
+        mp3,
+        wav,
+        ogg
+    };
+
+    /* On some platforms, libpng or libjpeg sacrifice precision for speed.
+       Esp. with NEON support, color values after decoding can be off by up
+       to three bytes.
+     */
+    static inline bool isImageLoaderImprecise()
+    {
+#ifdef Q_WS_MAEMO_5
+        return true;
+#elif defined(Q_WS_X11)
+        // ### this is a very bad assumption, we should really check the version of libjpeg
+        return X11->desktopEnvironment == DE_MEEGO_COMPOSITOR;
+#else
+        return false;
+#endif
+    }
+
+    /* Some windowing systems automatically maximize apps on startup (e.g. Maemo)
+       "Normal" fixed-sized windows do not work, the WM ignores their size settings.
+    */
+    static inline bool isAutoMaximizing()
+    {
+#ifdef Q_WS_MAEMO_5
+        return true;
+#elif defined(Q_WS_X11)
+        return X11->desktopEnvironment == DE_MEEGO_COMPOSITOR;
+#else
+        return false;
+#endif
+    }
+
+    static inline bool haveMouseCursor()
+    {
+#ifdef Q_WS_MAEMO_5
+        return false;
+#elif defined(Q_WS_X11)
+        return X11->desktopEnvironment != DE_MEEGO_COMPOSITOR;
+#else
+        return true;
+#endif
+    }
+
+    /* On some systems an ogg codec is not installed by default.
+    The autotests have to know which fileType is the default on the system*/
+    static inline MediaFileTypes defaultMediaFileType()
+    {
+#ifdef Q_WS_MAEMO_5
+        return PlatformQuirks::mp3;
+#endif
+#ifdef Q_WS_X11
+        // ### very bad assumption
+        if (X11->desktopEnvironment == DE_MEEGO_COMPOSITOR)
+            return PlatformQuirks::mp3;
+#endif
+        return PlatformQuirks::ogg;
+    }
+};
+
+#endif
+