Something

g++ -o build/displays/eqshibit/eqshibit -framework Carbon build/displays/eqshibit/eqshibit.o build/displays/eqshibit/eqshibitbase.o build/displays/eqshibit/ddserver.o build/displays/eqshibit/image.o build/displays/eqshibit/framebuffer.o build/displays/eqshibit/book.o build/displays/eqshibit/resizebrowser.o build/displays/eqshibit/displayserverimage.o build/displays/eqshibit/fluid_eqshibit_ui.o -Lbuild/rib/rib2 -Lbuild/rib/rib2ri -Lbuild/rib/ri2rib -Lbuild/aqsistypes -Lbuild/argparse -Lbuild/renderer/ddmanager -Lbuild/renderer/raytrace -Lbuild/renderer/render -Lbuild/shadercompiler/shaderexecenv -Lbuild/shadercompiler/shadervm -Lbuild/shadercompiler/slparse -Lbuild/shadercompiler/codegenvm -Lbuild/shadercompiler/slpp -Lbuild/shadercompiler/slxargs -Lbuild/texturing/plugins/common -Lbuild/texturing/plugins/bake2tif -Lbuild/texturing/plugins/jpg2tif -Lbuild/texturing/plugins/bmp2tif -Lbuild/texturing/plugins/exr2tif -Lbuild/texturing/plugins/gif2tif -Lbuild/texturing/plugins/pcx2tif -Lbuild/texturing/plugins/ppm2tif -Lbuild/texturing/plugins/tga2tif -Lbuild/texturing/plugins/png2tif -Lbuild/thirdparty/tinyxml -L/opt/local/lib -L/opt/local/lib -L/opt/local/lib -L/opt/local/lib -L/opt/local/lib -L/opt/local/lib -L/usr/X11R6/lib -laqsistypes -largparse -lfltk -ltinyxml -lpthread
/usr/bin/ld: Undefined symbols:
boost::mutex::do_lock()
boost::mutex::do_unlock()
boost::mutex::mutex()
boost::mutex::~mutex()
boost::thread::thread(boost::function0<void, std::allocator<boost::function_base> > const&)
collect2: ld returned 1 exit status
scons: *** [build/displays/eqshibit/eqshibit] Error 1
scons: building terminated because of errors.