graphtft 0.0.8 und vdr 1.3.22 wie?

make[1]: Entering directory `/usr/local/src/vdr/vdr-1.3.22/PLUGINS/src/graphtft-0.0.8'
make[1]: Leaving directory `/usr/local/src/vdr/vdr-1.3.22/PLUGINS/src/graphtft-0.0.8'
make[1]: Entering directory `/usr/local/src/vdr/vdr-1.3.22/PLUGINS/src/graphtft-0.0.8'
g++ -O3 -Wall -Woverloaded-virtual -c -D_GNU_SOURCE -DPLUGIN_NAME_I18N='"graphtft"' -DHAVE_IMLIB -DHAVE_DFB -DHAVE_SOFTMPEG -DHAVE_FAST_MEMCPY -I../../../include -I../../../../DVB/include -I. -I./imlibrenderer -I./imlibrenderer/fbrenderer -I./imlibrenderer/dvbrenderer -I./dfbrenderer -I/src `directfb-config --cflags` -I/usr/local/src/ffmpeg-0.4.9-pre1/libavcodec -o graphtft.o graphtft.c
g++ -O3 -Wall -Woverloaded-virtual -c -D_GNU_SOURCE -DPLUGIN_NAME_I18N='"graphtft"' -DHAVE_IMLIB -DHAVE_DFB -DHAVE_SOFTMPEG -DHAVE_FAST_MEMCPY -I../../../include -I../../../../DVB/include -I. -I./imlibrenderer -I./imlibrenderer/fbrenderer -I./imlibrenderer/dvbrenderer -I./dfbrenderer -I/src `directfb-config --cflags` -I/usr/local/src/ffmpeg-0.4.9-pre1/libavcodec -o display.odisplay.c
In file included from display.c:30:
renderer.h:32: warning: `virtual int Renderer::text(const char*, const char*,
   int, int, int, int, int, int, int, int, int, int, int)' was hidden
dfbrenderer/dfbrenderer.h:80: warning:   by `int DFbRenderer::text(const char*,
   const char*, int, int, int, int, int, int, int, int, int, int)'
display.c: In member function `int cGraphTFTDisplay::Init(const char*, const
   char*)':
display.c:115: error: cannot allocate an object of type `DFbRenderer'
display.c:115: error:   because the following virtual functions are abstract:
renderer.h:32: error:   virtual int Renderer::text(const char*, const char*,
   int, int, int, int, int, int, int, int, int, int, int)
make[1]: *** [display.o] Error 1
make[1]: Leaving directory `/usr/local/src/vdr/vdr-1.3.22/PLUGINS/src/graphtft-0.0.8'