anchor.diff:      mariadb-connector-c
       mtdev
       opengl-dummy
  -    openssl_1-0-2
  +    openssl
       pcre2
       postgresql
       pulseaudio_lib
  
positive.code: , mariadb-connector-c
  , mtdev
  , opengl-dummy
  , openssl_1-0-2
  , pciutils
  , pcre2
  , postgresql
  
negative.code: 
    src = fetchurl {
      url = "http://download.qt.io/official_releases/qt/${channel}/${version}"
        + "/single/qt-everywhere-src-${version}.tar.xz";
      hashOutput = false;
      md5Confirm = "c5e275ab0ed7ee61d0f4b82cd471770d";
      sha1Confirm = "6b7d291a7f3a95161e681e38297df6fec0275add";
      sha256 = "936d4cf5d577298f4f9fdb220e85b008ae321554a5fcd38072dc327a7296230e";
    };
  
    nativeBuildInputs = [
  