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