anchor.diff:  , fetchurl
   , gettext
   , lib
  -, meson
  -, ninja
   
   , glib
   , gobject-introspection
  
positive.code:   inherit (lib)
      boolEn;
  
    versionMajor = "1.3";
    versionMinor = "2";
    version = "${versionMajor}.${versionMinor}";
  in
  stdenv.mkDerivation rec {
  
negative.code: 
    src = fetchurl {
      url = "mirror://gnome/sources/json-glib/${versionMajor}/${name}.tar.xz";
      sha256 = "fd55a9037d39e7a10f0db64309f5f0265fa32ec962bf85066087b83a2807f40a";
    };
  
    nativeBuildInputs = [
      gettext
    ];
  
    buildInputs = [
  