depends scons &&
depends expat &&
depends libxml++ &&
depends libraw1394 &&
depends libiec61883 &&
depends libavc1394 &&
depends libconfig &&
depends dbus &&
depends dbus-c++ &&
depends -sub CXX gcc &&
depends glib2 &&
depends libsigc++3 &&
optional_depends PYQT "BUILD_MIXER=true" "BUILD_MIXER=false" \
  "for mixer GUI" &&
depends dbus-python &&
depends sip