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diff --git a/qmake/include/qbitarray.h b/qmake/include/qbitarray.h
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+/****************************************************************************
+** $Id$
+**
+** Definition of QBitArray class
+**
+** Created : 940118
+**
+** Copyright (C) 1992-2000 Trolltech AS.  All rights reserved.
+**
+** This file is part of the tools module of the Qt GUI Toolkit.
+**
+** This file may be distributed under the terms of the Q Public License
+** as defined by Trolltech AS of Norway and appearing in the file
+** LICENSE.QPL included in the packaging of this file.
+**
+** This file may be distributed and/or modified under the terms of the
+** GNU General Public License version 2 as published by the Free Software
+** Foundation and appearing in the file LICENSE.GPL included in the
+** packaging of this file.
+**
+** Licensees holding valid Qt Enterprise Edition or Qt Professional Edition
+** licenses may use this file in accordance with the Qt Commercial License
+** Agreement provided with the Software.
+**
+** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
+**
+** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
+**   information about Qt Commercial License Agreements.
+** See http://www.trolltech.com/qpl/ for QPL licensing information.
+** See http://www.trolltech.com/gpl/ for GPL licensing information.
+**
+** Contact info@trolltech.com if any conditions of this licensing are
+** not clear to you.
+**
+**********************************************************************/
+
+#ifndef QBITARRAY_H
+#define QBITARRAY_H
+
+#ifndef QT_H
+#include "qstring.h"
+#endif // QT_H
+
+
+/*****************************************************************************
+  QBitVal class; a context class for QBitArray::operator[]
+ *****************************************************************************/
+
+class QBitArray;
+
+class Q_EXPORT QBitVal
+{
+private:
+    QBitArray *array;
+    uint    index;
+public:
+    QBitVal( QBitArray *a, uint i ) : array(a), index(i) {}
+    operator int();
+    QBitVal &operator=( const QBitVal &v );
+    QBitVal &operator=( bool v );
+};
+
+
+/*****************************************************************************
+  QBitArray class
+ *****************************************************************************/
+
+class Q_EXPORT QBitArray : public QByteArray
+{
+public:
+    QBitArray();
+    QBitArray( uint size );
+    QBitArray( const QBitArray &a ) : QByteArray( a ) {}
+
+    QBitArray &operator=( const QBitArray & );
+
+    uint    size() const;
+    bool    resize( uint size );
+
+    bool    fill( bool v, int size = -1 );
+
+    void    detach();
+    QBitArray copy() const;
+
+    bool    testBit( uint index ) const;
+    void    setBit( uint index );
+    void    setBit( uint index, bool value );
+    void    clearBit( uint index );
+    bool    toggleBit( uint index );
+
+    bool    at( uint index ) const;
+    QBitVal operator[]( int index );
+    bool operator[]( int index ) const;
+
+    QBitArray &operator&=( const QBitArray & );
+    QBitArray &operator|=( const QBitArray & );
+    QBitArray &operator^=( const QBitArray & );
+    QBitArray  operator~() const;
+
+protected:
+    struct bitarr_data : public QGArray::array_data {
+        uint   nbits;
+    };
+            array_data *newData()           { return new bitarr_data; }
+            voiddeleteData( array_data *d ) { delete (bitarr_data*)d; }
+private:
+    void    pad0();
+};
+
+
+inline QBitArray &QBitArray::operator=( const QBitArray &a )
+{ return (QBitArray&)assign( a ); }
+
+inline uint QBitArray::size() const
+{ return ((bitarr_data*)sharedBlock())->nbits; }
+
+inline void QBitArray::setBit( uint index, bool value )
+{ if ( value ) setBit(index); else clearBit(index); }
+
+inline bool QBitArray::at( uint index ) const
+{ return testBit(index); }
+
+inline QBitVal QBitArray::operator[]( int index )
+{ return QBitVal( (QBitArray*)this, index ); }
+
+inline bool QBitArray::operator[]( int index ) const
+{ return testBit( index ); }
+
+
+/*****************************************************************************
+  Misc. QBitArray operator functions
+ *****************************************************************************/
+
+Q_EXPORT QBitArray operator&( const QBitArray &, const QBitArray & );
+Q_EXPORT QBitArray operator|( const QBitArray &, const QBitArray & );
+Q_EXPORT QBitArray operator^( const QBitArray &, const QBitArray & );
+
+
+inline QBitVal::operator int()
+{
+    return array->testBit( index );
+}
+
+inline QBitVal &QBitVal::operator=( const QBitVal &v )
+{
+    array->setBit( index, v.array->testBit(v.index) );
+    return *this;
+}
+
+inline QBitVal &QBitVal::operator=( bool v )
+{
+    array->setBit( index, v );
+    return *this;
+}
+
+
+/*****************************************************************************
+  QBitArray stream functions
+ *****************************************************************************/
+#ifndef QT_NO_DATASTREAM
+Q_EXPORT QDataStream &operator<<( QDataStream &, const QBitArray & );
+Q_EXPORT QDataStream &operator>>( QDataStream &, QBitArray & );
+#endif
+
+#endif // QBITARRAY_H