gnuradio-examples/python/hier/Makefile \
gnuradio-examples/python/hier/audio/Makefile \
gnuradio-examples/python/hier/networking/Makefile \
+ gnuradio-examples/python/hier/digital/Makefile \
gnuradio-examples/python/hier/ofdm/Makefile \
gnuradio-examples/python/hier/sounder/Makefile \
gnuradio-examples/python/hier/usrp/Makefile \