anchor.diff: -{ lib, stdenv
  +{ stdenv
  +, lib
   , fetchurl
  -, fetchpatch
   , pkg-config
   , meson
   , ninja
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "ghex";
    version = "3.18.4";
  
    outputs = [ "out" "dev" ];
  
    src = fetchurl {
      url = "mirror://gnome/sources/ghex/${lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
      sha256 = "1h1pjrr9wynclfykizqd78dbi785wjz6b63p31k87kjvzy8w3nf2";
    };
  
    nativeBuildInputs = [
  
negative.code:     desktop-file-utils
    ];
  
    postPatch = ''
       chmod +x meson_post_install.py
       patchShebangs meson_post_install.py
  