anchor.diff: -{ mkDerivation, lib, fetchFromGitHub, qmake, qtbase }:
  +{ lib
  +, mkDerivation
  +, fetchFromGitHub
  +, qmake
  +, qtbase
  +, qtimageformats
  +, qtsvg
  +}:
   
   mkDerivation rec {
     pname = "qview";
  
positive.code: 
    buildInputs = [
      qtbase
    ];
  
    patchPhase = ''
  
negative.code:   meta = with lib; {
      description = "Practical and minimal image viewer";
      homepage = "https://interversehq.com/qview/";
      license = licenses.gpl3Plus;
      maintainers = with maintainers; [ acowley ];
      platforms = platforms.all;
    };
  