anchor.diff:      owner = "kovidgoyal";
       repo = "kitty";
       rev = "v${version}";
  -    sha256 = "0zs5b1sxi2f1lgpjs1qvd15gz6m1wfpyqskyyr0vmm4ch3rgp5zz";
  +    sha256 = "1p86gry91m4kicy79fc1qfr0hcsd5xnvxzmm4q956x883h6h766r";
     };
   
  -  buildInputs = [ fontconfig glfw ncurses libunistring harfbuzz ];
  +  buildInputs = [ fontconfig glfw ncurses libunistring harfbuzz libX11 libXrandr libXinerama libXcursor libxkbcommon libXi libXext ];
   
     nativeBuildInputs = [ pkgconfig ];
   
  
positive.code: { stdenv, fetchFromGitHub, pkgs, python3Packages, glfw, libunistring, harfbuzz, fontconfig, zlib, pkgconfig, ncurses, imagemagick, makeWrapper, xsel, libstartup_notification }:
  
  with python3Packages;
  buildPythonApplication rec {
    version = "0.5.1";
    name = "kitty-${version}";
    format = "other";
  
  
negative.code:     homepage = https://github.com/kovidgoyal/kitty;
      description = "A modern, hackable, featureful, OpenGL based terminal emulator";
      license = licenses.gpl3;
      platforms = platforms.linux;
      maintainers = with maintainers; [ tex ];
    };
  }
  