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