anchor.diff:  , lib
   
   , file
  -, inputproto
  -, kbproto
   , libx11
   , libxext
   , libxi
  
positive.code:     libxrandr
      libxrender
      xorg.pixman
      randrproto
      xorg-server
      xproto
    ];
  
    preConfigure = ''
  
negative.code:   buildInputs = [
      ncurses
      systemd_lib
      libx11
      libxext
      libxi
  