A DIRECTORY /usr/local/lib/felix/felix-2016.01.04-rc2/share/lib/std/control
  home
 Files: 
  __init__.flx
  control.flx
  exceptions.fsyn
  fibres.flx
  mux.flx
  schannels.flx
  spipeexpr.fsyn
  spipes.flx
  stream.flx