fail faster with better error message if deprecated and unsupported mx build command line is given
fail faster with better error message if deprecated and unsupported mx build command line is given

wdv4758h/ZipPy,wdv4758h/ZipPy,wdv4758h/ZipPy,wdv4758h/ZipPy,wdv4758h/ZipPy,wdv4758h/ZipPy,wdv4758h/ZipPy,wdv4758h/ZipPy