anchor.diff:  , gconf
   , glib
   , gtk3
  -, json-c
   , libasyncns
   , libcap
   , libsndfile
  
positive.code:     dbus
      libasyncns
      libcap
      json-c
      libsndfile
      fftw_single
      tdb
  
negative.code:     "--enable-ipv6"
      "--with-fftw"
      "--with-speex"
      "--disable-gcov"
      "--enable-adrian-aec"
      "--with-system-user=pulse"
  