anchor.diff:  , at-spi2-core
   , cairo
   , dbus
  +, eigen
   , freetype
   , fontconfig
   , glew
  
positive.code:     libpng
      libselinux
      libsepol
      libthai
      libxkbcommon
      pangomm
  
negative.code:     at-spi2-core
      cairo
      dbus
      eigen
      freetype
      fontconfig
      glew
  