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diff --git a/util/install/win/environment.h b/util/install/win/environment.h
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+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** Contact: Qt Software Information (qt-info@nokia.com)
+**
+** This file is part of the utils 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 either Technology Preview License Agreement or the
+** Beta Release License Agreement.
+**
+** 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 1.0, included in the file LGPL_EXCEPTION.txt in this
+** package.
+**
+** GNU General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU
+** General Public License version 3.0 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU General Public License version 3.0 requirements will be
+** met: http://www.gnu.org/copyleft/gpl.html.
+**
+** If you are unsure which license is appropriate for your use, please
+** contact the sales department at qt-sales@nokia.com.
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+#ifndef ENVIRONMENT_H
+#define ENVIRONMENT_H
+
+#include <qstring.h>
+
+class QEnvironment
+{
+public:
+    static QString getEnv( const QString &varName, int envBlock = LocalEnv );
+    static void putEnv( const QString &varName, const QString &varValue, int envBlock = LocalEnv );
+    static void removeEnv( const QString &varName, int envBlock = LocalEnv );
+#if defined(Q_OS_WIN32)
+    static QString getRegistryString( const QString &keyName, const QString &valueName, int scope = CurrentUser );
+    static void recordUninstall( const QString &displayName, const QString &cmdString );
+    static void removeUninstall( const QString &displayName );
+#endif
+    static QString getTempPath();
+    static QString getLastError();
+    static QString getFSFileName( const QString& fileName );
+
+    enum {
+	LocalEnv = 1,
+	PersistentEnv = 2,
+	GlobalEnv = 4
+    };
+
+    enum {
+	CurrentUser = 0,
+	LocalMachine = 1
+    };
+};
+
+#endif