XShm probleme compilation

Bonjour,
J'essai d'installer une librairie et celle ci ne compile pas avec le message d'erreur suivant:

/home/aved/aved/saliency/build/obj/GUI/XWindow.o: In function `XWindow::XWinImage::redraw(_XDisplay*, unsigned long, _XGC*, Point2D const&)':
/home/aved/aved/saliency/src/GUI/XWindow.C:529: undefined reference to `XShmPutImage'
/home/aved/aved/saliency/build/obj/GUI/XWindow.o: In function `XWindow::XWinImage::createImage(_XDisplay*, Visual*, Dims const&)':
/home/aved/aved/saliency/src/GUI/XWindow.C:363: undefined reference to `XShmCreateImage'
/home/aved/aved/saliency/build/obj/GUI/XWindow.o: In function `XWindow::XWinImage::destroy(_XDisplay*)':
/home/aved/aved/saliency/src/GUI/XWindow.C:313: undefined reference to `XShmDetach'
/home/aved/aved/saliency/build/obj/GUI/XWindow.o: In function `XWindow::XWinImage::redraw(_XDisplay*, unsigned long, _XGC*, Point2D const&)':
/home/aved/aved/saliency/src/GUI/XWindow.C:529: undefined reference to `XShmPutImage'
/home/aved/aved/saliency/build/obj/GUI/XWindow.o: In function `XWinImage':
/home/aved/aved/saliency/src/GUI/XWindow.C:281: undefined reference to `XShmAttach'
/home/aved/aved/saliency/build/obj/GUI/XWindow.o: In function `XWindow':
/home/aved/aved/saliency/src/GUI/XWindow.C:609: undefined reference to `XShmQueryExtension'
/home/aved/aved/saliency/src/GUI/XWindow.C:609: undefined reference to `XShmQueryExtension'
/home/aved/aved/saliency/build/obj/GUI/XWindow.o: In function `XWinImage':
/home/aved/aved/saliency/src/GUI/XWindow.C:281: undefined reference to `XShmAttach'

j'ai bien installer X11: avec yum install xorg-x11-proto-devel
mais ca a pas suffit !!

que dois je installer de plus
merci