GRC_USRP
GRC_GR_USRP dnl this must come after GRC_USRP
GRC_GR_GCELL dnl this must come after GRC_GCELL and GRC_GNURADIO_CORE
-GRC_GR_MSDD6000 dnl disabled until component is fixed
+dnl GRC_GR_MSDD6000 dnl disabled until component is fixed (ticket:252)
GRC_GR_AUDIO_ALSA
GRC_GR_AUDIO_JACK
GRC_GR_AUDIO_OSS