#include <QtSql/qsqldriverplugin.h>
#ifndef QSQLDRIVERPLUGIN_H
class QSqlDriverPlugin: public QObject, public QSqlDriverFactoryInterface{
   /* Some contents are skipped to improve readability */
   public: template < typename T > inline void qt_check_for_QOBJECT_macro(T const & _q_argument) const
   /* ... */
};
#endif // QSQLDRIVERPLUGIN_H