anchor.diff:      libarchive
       libdatrie
       libelf
  +    libepoxy
       libexif
       libogg
       libopus
  
positive.code: , cmake
  , curl
  , dbus
  , epoxy
  , fetchFromGitHub
  , flac
  , gtk3
  
negative.code:     at-spi2-core
      curl
      dbus
      flac
      gtk3
      jasper
  