anchor.diff:    meta = with lib; {
       description = "Helper library for RESTful services";
       homepage = "https://wiki.gnome.org/Projects/Librest";
  -    license = licenses.lgpl21;
  -    platforms = platforms.linux;
  +    license = licenses.lgpl21Only;
  +    platforms = platforms.unix;
       maintainers = teams.gnome.members;
     };
   }
  
positive.code: { lib, stdenv, fetchurl, pkg-config, glib, libsoup, gobject-introspection, gnome3 }:
  
  stdenv.mkDerivation rec {
    pname = "rest";
  
negative.code:     sha256 = "0513aad38e5d3cedd4ae3c551634e3be1b9baaa79775e53b2dba9456f15b01c9";
    };
  
    nativeBuildInputs = [
      pkg-config
      gobject-introspection
    ];
  
    buildInputs = [
      glib
      libsoup
    ];
  
    configureFlags = [
      # Remove when https://gitlab.gnome.org/GNOME/librest/merge_requests/2 is merged.
      "--with-ca-certificates=/etc/ssl/certs/ca-certificates.crt"
    ];
  
    passthru = {
      updateScript = gnome3.updateScript {
  