c++ -headerpad_max_install_names -prebind -o ../../../bin/designer.app/Contents/MacOS/designer .obj/release-shared/main.o    -L/Developer/qt-mac-free-3.3.8/lib -L/Developer/qt-mac-free-3.3.8/lib -ldesignercore -lqui -lqassistantclient -lqt-mt -lz -framework OpenGL -framework AGL
collect2: cannot find 'ld'
make[3]: *** [../../../bin/designer.app/Contents/MacOS/designer] Error 1
make[2]: *** [sub-app] Error 2
make[1]: *** [sub-designer] Error 2
make: *** [sub-tools] Error 2