anchor.diff: -{ mkDerivation, lib, fetchzip, buildEnv, makeDesktopItem, runCommand, writeText, pkg-config
  +{ mkDerivation, lib, fetchFromGitHub, buildEnv, makeDesktopItem, runCommand, writeText, pkg-config
   , cmake, qmake, cacert, jsoncpp, libX11, libXScrnSaver, lua, openssl, poco
   , qtbase, qtwebengine, qtx11extras, sqlite }:
   
  
positive.code:     pname = "qt-oauth-lib";
      version = "20190125.190943";
  
      src = fetchzip {
        url = "https://github.com/alpakido/qt-oauth-lib/archive/${version}.tar.gz";
        sha256 = "0zmfgvdf6n79mgfvbda7lkdxxlzjmy86436gqi2r5x05vq04sfrj";
      };
  
      nativeBuildInputs = [ qmake ];
  
negative.code:   name = "toggldesktop-${version}";
    version = "7.4.231";
  
    src = fetchFromGitHub {
      owner = "toggl";
      repo = "toggldesktop";
      rev = "v${version}";
      sha256 = "sha256-YaeeUlwz42i1ik5nUKSIy0IBrvu1moi95dBK2lKfGAY=";
    };
  
    bugsnag-qt = mkDerivation rec {
      pname = "bugsnag-qt";
      version = "20180522.005732";
  
      src = fetchFromGitHub {
        owner = "alpakido";
        repo = "bugsnag-qt";
        rev = version;
        sha256 = "sha256-2L7pxdQOniwrp1Kgq3Q8BFbjb2yGtGoKUiQC+B6tRgs=";
      };
  
      nativeBuildInputs = [ qmake ];
  