anchor.diff:  , shared-mime-info
   , systemd_lib
   , xorg
  +, xproto
   , zlib
   
   , channel
  
positive.code: , glib
  , gtk_2
  , gvfs
  , libcap
  , libgnome-keyring
  , libgpg-error
  
negative.code:     pango
      stdenv.cc.cc
      systemd_lib
      xproto
      zlib
    ];
  
  