想在qt-embedded 4.5下编译qpdf，找不到下列头文件，请问这些头文件是不是在老版本的qte中才存在？
./qdocview.h:16:22: error: qgfx_qws.h: No such file or directory
./qdocview.h:18:21: error: qpixmap.h: No such file or directory
./qdocview.h:19:20: error: qimage.h: No such file or directory
./qdocview.h:20:22: error: qpainter.h: No such file or directory
./qdocview.h:21:19: error: qdict.h: No such file or directory
./qdocview.h:22:20: error: qtimer.h: No such file or directory
./qdocview.h:23:20: error: qlabel.h: No such file or directory
./qdocview.h:24:25: error: qscrollview.h: No such file or directory
./qdocview.h:25:25: error: qmessagebox.h: No such file or directory
./qdocview.h:26:26: error: qapplication.h: No such file or directory
./qdocview.h:27:23: error: qdatetime.h: No such file or directory
