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diff --git a/src/plugins/graphicssystems/meego/qmeegoextensions.cpp b/src/plugins/graphicssystems/meego/qmeegoextensions.cpp
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+++ b/src/plugins/graphicssystems/meego/qmeegoextensions.cpp
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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 plugins 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.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qmeegoextensions.h"
+#include <private/qeglcontext_p.h>
+#include <private/qpixmapdata_gl_p.h>
+
+bool QMeeGoExtensions::initialized = false;
+bool QMeeGoExtensions::hasImageShared = false;
+bool QMeeGoExtensions::hasSurfaceScaling = false;
+bool QMeeGoExtensions::hasLockSurface = false;
+bool QMeeGoExtensions::hasFenceSync = false;
+
+/* Extension funcs */
+
+typedef EGLBoolean (EGLAPIENTRY *eglQueryImageNOKFunc)(EGLDisplay, EGLImageKHR, EGLint, EGLint*);
+typedef EGLNativeSharedImageTypeNOK (EGLAPIENTRY *eglCreateSharedImageNOKFunc)(EGLDisplay, EGLImageKHR, EGLint*);
+typedef EGLBoolean (EGLAPIENTRY *eglDestroySharedImageNOKFunc)(EGLDisplay, EGLNativeSharedImageTypeNOK);
+typedef EGLBoolean (EGLAPIENTRY *eglSetSurfaceScalingNOKFunc)(EGLDisplay, EGLSurface, EGLint, EGLint, EGLint, EGLint);
+typedef EGLBoolean (EGLAPIENTRY *eglLockSurfaceKHRFunc)(EGLDisplay, EGLSurface, const EGLint*);
+typedef EGLBoolean (EGLAPIENTRY *eglUnlockSurfaceKHRFunc)(EGLDisplay, EGLSurface);
+typedef EGLSyncKHR (EGLAPIENTRY *eglCreateSyncKHRFunc)(EGLDisplay, EGLenum, const EGLint*);
+typedef EGLBoolean (EGLAPIENTRY *eglDestroySyncKHRFunc)(EGLDisplay, EGLSyncKHR);
+typedef EGLint (EGLAPIENTRY *eglClientWaitSyncKHRFunc)(EGLDisplay, EGLSyncKHR, EGLint, EGLTimeKHR);
+typedef EGLBoolean (EGLAPIENTRY *eglGetSyncAttribKHRFunc)(EGLDisplay, EGLSyncKHR, EGLint, EGLint*);
+
+static eglQueryImageNOKFunc _eglQueryImageNOK = 0;
+static eglCreateSharedImageNOKFunc _eglCreateSharedImageNOK = 0;
+static eglDestroySharedImageNOKFunc _eglDestroySharedImageNOK = 0;
+static eglSetSurfaceScalingNOKFunc _eglSetSurfaceScalingNOK = 0;
+static eglLockSurfaceKHRFunc _eglLockSurfaceKHR = 0;
+static eglUnlockSurfaceKHRFunc _eglUnlockSurfaceKHR = 0;
+static eglCreateSyncKHRFunc _eglCreateSyncKHR = 0;
+static eglDestroySyncKHRFunc _eglDestroySyncKHR = 0;
+static eglClientWaitSyncKHRFunc _eglClientWaitSyncKHR = 0;
+static eglGetSyncAttribKHRFunc _eglGetSyncAttribKHR = 0;
+
+/* Public */
+
+void QMeeGoExtensions::ensureInitialized()
+{
+    if (!initialized)
+        initialize();
+
+    initialized = true;
+}
+
+EGLNativeSharedImageTypeNOK QMeeGoExtensions::eglCreateSharedImageNOK(EGLDisplay dpy, EGLImageKHR image, EGLint *props)
+{
+    if (!hasImageShared)
+        qFatal("EGL_NOK_image_shared not found but trying to use capability!");
+
+    return _eglCreateSharedImageNOK(dpy, image, props);
+}
+
+bool QMeeGoExtensions::eglQueryImageNOK(EGLDisplay dpy, EGLImageKHR image, EGLint prop, EGLint *v)
+{
+    if (!hasImageShared)
+        qFatal("EGL_NOK_image_shared not found but trying to use capability!");
+
+    return _eglQueryImageNOK(dpy, image, prop, v);
+}
+
+bool QMeeGoExtensions::eglDestroySharedImageNOK(EGLDisplay dpy, EGLNativeSharedImageTypeNOK img)
+{
+    if (!hasImageShared)
+        qFatal("EGL_NOK_image_shared not found but trying to use capability!");
+
+    return _eglDestroySharedImageNOK(dpy, img);
+}
+
+bool QMeeGoExtensions::eglSetSurfaceScalingNOK(EGLDisplay dpy, EGLSurface surface, int x, int y, int width, int height)
+{
+    if (!hasSurfaceScaling)
+        qFatal("EGL_NOK_surface_scaling not found but trying to use capability!");
+
+   return _eglSetSurfaceScalingNOK(dpy, surface, x, y, width, height);
+}
+
+bool QMeeGoExtensions::eglLockSurfaceKHR(EGLDisplay display, EGLSurface surface, const EGLint *attrib_list)
+{
+    if (!hasLockSurface)
+        qFatal("EGL_KHR_lock_surface2 not found but trying to use capability!");
+
+    return _eglLockSurfaceKHR(display, surface, attrib_list);
+}
+
+bool QMeeGoExtensions::eglUnlockSurfaceKHR(EGLDisplay display, EGLSurface surface)
+{
+    if (!hasLockSurface)
+        qFatal("EGL_KHR_lock_surface2 not found but trying to use capability!");
+
+    return _eglUnlockSurfaceKHR(display, surface);
+}
+
+EGLSyncKHR QMeeGoExtensions::eglCreateSyncKHR(EGLDisplay dpy, EGLenum type, const EGLint *attrib_list)
+{
+    if (!hasFenceSync)
+        qFatal("EGL_KHR_fence_sync not found but trying to use capability!");
+
+    return _eglCreateSyncKHR(dpy, type, attrib_list);
+}
+
+bool QMeeGoExtensions::eglDestroySyncKHR(EGLDisplay dpy, EGLSyncKHR sync)
+{
+    if (!hasFenceSync)
+        qFatal("EGL_KHR_fence_sync not found but trying to use capability!");
+
+    return _eglDestroySyncKHR(dpy, sync);
+}
+
+EGLint QMeeGoExtensions::eglClientWaitSyncKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint flags, EGLTimeKHR timeout)
+{
+    if (!hasFenceSync)
+        qFatal("EGL_KHR_fence_sync not found but trying to use capability!");
+
+    return _eglClientWaitSyncKHR(dpy, sync, flags, timeout);
+}
+
+EGLBoolean QMeeGoExtensions::eglGetSyncAttribKHR(EGLDisplay dpy, EGLSyncKHR sync, EGLint attribute, EGLint *value)
+{
+    if (!hasFenceSync)
+        qFatal("EGL_KHR_fence_sync not found but trying to use capability!");
+
+    return _eglGetSyncAttribKHR(dpy, sync, attribute, value);
+}
+
+/* Private */
+
+void QMeeGoExtensions::initialize()
+{
+    QGLContext *ctx = (QGLContext *) QGLContext::currentContext();
+    qt_resolve_eglimage_gl_extensions(ctx);
+
+    if (QEgl::hasExtension("EGL_NOK_image_shared")) {
+        qDebug("MeegoGraphics: found EGL_NOK_image_shared");
+        _eglQueryImageNOK = (eglQueryImageNOKFunc) eglGetProcAddress("eglQueryImageNOK");
+        _eglCreateSharedImageNOK = (eglCreateSharedImageNOKFunc) eglGetProcAddress("eglCreateSharedImageNOK");
+        _eglDestroySharedImageNOK = (eglDestroySharedImageNOKFunc) eglGetProcAddress("eglDestroySharedImageNOK");
+        _eglLockSurfaceKHR = (eglLockSurfaceKHRFunc) eglGetProcAddress("eglLockSurfaceKHR");
+        _eglUnlockSurfaceKHR = (eglUnlockSurfaceKHRFunc) eglGetProcAddress("eglUnlockSurfaceKHR");
+
+        Q_ASSERT(_eglQueryImageNOK && _eglCreateSharedImageNOK && _eglDestroySharedImageNOK);
+        hasImageShared = true;
+    }
+
+    if (QEgl::hasExtension("EGL_NOK_surface_scaling")) {
+        qDebug("MeegoGraphics: found EGL_NOK_surface_scaling");
+        _eglSetSurfaceScalingNOK = (eglSetSurfaceScalingNOKFunc) eglGetProcAddress("eglSetSurfaceScalingNOK");
+
+        Q_ASSERT(_eglSetSurfaceScalingNOK);
+        hasSurfaceScaling = true;
+    }
+
+    if (QEgl::hasExtension("EGL_KHR_lock_surface2")) {
+        qDebug("MeegoGraphics: found EGL_KHR_lock_surface2");
+        _eglLockSurfaceKHR = (eglLockSurfaceKHRFunc) eglGetProcAddress("eglLockSurfaceKHR");
+        _eglUnlockSurfaceKHR = (eglUnlockSurfaceKHRFunc) eglGetProcAddress("eglUnlockSurfaceKHR");
+
+        Q_ASSERT(_eglLockSurfaceKHR && _eglUnlockSurfaceKHR);
+        hasLockSurface = true;
+    }
+
+    if (QEgl::hasExtension("EGL_KHR_fence_sync")) {
+        qDebug("MeegoGraphics: found EGL_KHR_fence_sync");
+        _eglCreateSyncKHR = (eglCreateSyncKHRFunc) eglGetProcAddress("eglCreateSyncKHR");
+        _eglDestroySyncKHR = (eglDestroySyncKHRFunc) eglGetProcAddress("eglDestroySyncKHR");
+        _eglClientWaitSyncKHR = (eglClientWaitSyncKHRFunc) eglGetProcAddress("eglClientWaitSyncKHR");
+        _eglGetSyncAttribKHR = (eglGetSyncAttribKHRFunc) eglGetProcAddress("eglGetSyncAttribKHR");
+
+        Q_ASSERT(_eglCreateSyncKHR && _eglDestroySyncKHR && _eglClientWaitSyncKHR && _eglGetSyncAttribKHR);
+        hasFenceSync = true;
+    }
+}
+