anchor.diff:    passthru = {
       srcVerification = fetchurl {
         failEarly = true;
  -      sha256Urls = map (n: "${n}.sha256") src.urls;
  -      inherit (src) urls outputHash outputHashAlgo;
  +      inherit (src)
  +        urls
  +        outputHash
  +        outputHashAlgo;
  +      fullOpts = {
  +        sha256Urls = map (n: "${n}.sha256") src.urls;
  +      };
       };
     };
   
  
positive.code:     optionalString;
  in
  stdenv.mkDerivation rec {
    name = "busybox-1.29.2";
  
    src = fetchurl {
      urls = [
  
negative.code:       "http://sources.openelec.tv/mirror/busybox/${name}.tar.bz2"
      ];
      hashOutput = false;
      sha256 = "97648636e579462296478e0218e65e4bc1e9cd69089a3b1aeb810bff7621efb7";
    };
  
    patches = [
  