anchor.diff:  
         nativeBuildInputs = [ pkgs.makeWrapper ];
         postInstall =  ''
  -        wrapProgram "$out/bin/pulp" --suffix PATH : ${stdenv.lib.makeBinPath [
  +        wrapProgram "$out/bin/pulp" --suffix PATH : ${pkgs.lib.makeBinPath [
             pkgs.purescript
           ]}
         '';
  
positive.code:       '';
  
        postInstall = let
          pnpmLibPath = stdenv.lib.makeBinPath [
            nodejs.passthru.python
            nodejs
          ];
  
negative.code:     node2nix = super.node2nix.override {
        buildInputs = [ pkgs.makeWrapper ];
        postInstall = ''
          wrapProgram "$out/bin/node2nix" --prefix PATH : ${pkgs.lib.makeBinPath [ pkgs.nix ]}
        '';
      };
  
  