anchor.diff:  
     inherit src;
   
  -  buildInputs = [ dpkg ];
  +  buildInputs = [ dpkg wrapGAppsHook gnome3.gtk ];
     dontUnpack = true;
   
     buildCommand = ''
  
positive.code: { stdenv, fetchurl, dpkg
  , alsaLib, atk, cairo, cups, curl, dbus, expat, fontconfig, freetype, glib
  , gnome2, gnome3, libnotify, libxcb, nspr, nss, systemd, xorg }:
  
  let
  
  
negative.code:       patchelf --set-interpreter "$(cat $NIX_CC/nix-support/dynamic-linker)" "$file" || true
        patchelf --set-rpath ${rpath}:$out/share/mongodb-compass "$file" || true
      done
      wrapGAppsHook $out/bin/mongodb-compass
    '';
  
    meta = with stdenv.lib; {
  