anchor.diff:      libdvdnav.libdvdread
       libebml
       libgcrypt
  +    libidn
       libkate
       libmad
       libmatroska
  
positive.code: , libdvdnav
  , libebml
  , libgcrypt
  , libkate
  , libmad
  , libmatroska
  
negative.code:     freefont_ttf
      fribidi
      gnutls
      gvfs
      jack2_lib
      libass
      libavc1394
      libbluray
      libcaca
      libcddb
  