#include <QtGui/qregion.h>
#ifndef QREGION_H
class QRegion{
   /* Some contents are skipped to improve readability */
   private: struct QRegionData{
      /* ... */
#if defined(Q_WS_QWS) || defined(Q_WS_X11) || defined(Q_WS_MAC)
      public: struct QRegionPrivate* qt_rgn;
#endif
      /* ... */
   };
   /* ... */
};
#endif // QREGION_H