anchor.diff:      glib
       cairo
       sqlite
  -    libsoup
  +    libsoup_3
       gtk4
     ];
   
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "libshumate";
    version = "1.0.0.alpha.1";
  
    outputs = [ "out" "dev" "devdoc" ];
    outputBin = "devdoc"; # demo app
  
negative.code:     owner = "GNOME";
      repo = "libshumate";
      rev = version;
      sha256 = "Rnsxu4Vu4yzx3U5fdIUYaeh16cp7svoA0MSUX3etsyc=";
    };
  
    nativeBuildInputs = [
  