anchor.diff:  }:
   
   let
  -  inherit (stdenv.lib)
  +  inherit (lib)
       optionalString;
   
  -  tarballUrls = version: [
  -    "http://nwl.cc/pub/cryptodev-linux/cryptodev-linux-${version}.tar.gz"
  -    "http://download.gna.org/cryptodev-linux/cryptodev-linux-${version}.tar.gz"
  -  ];
  +  #tarballUrls = version: [
  +  #  "http://nwl.cc/pub/cryptodev-linux/cryptodev-linux-${version}.tar.gz"
  +  #];
   
  -  version = "1.9";
  +  version = "1.10";
   in
   stdenv.mkDerivation rec {
     name = "cryptodev-linux-${version}";
   
     src = fetchurl {
  -    urls = tarballUrls version;
  -    multihash = "QmZqPXZDUZdsjnkx7wbYUirnzj6ajmGTA1DzMXe9gtXU2a";
  +    url = "https://cryptodev-linux-${version}.tar.br";
  +    # Inject the tarball generated by fetchFromGitHub
  +    multihash = "QmNTdvMaDTzNP11eZh1zcVrRWpPdALaMkRV8VTrVLF6Wj5";
       hashOutput = false;
  -    sha256 = "9f4c0b49b30e267d776f79455d09c70cc9c12c86eee400a0d0a0cd1d8e467950";
  +    sha256 = "7bf74db0e48741659c1f55eac5e429fd53d06dff19daa3e447fe964594d3ada9";
     };
   
     # If we are only building headers, just do that
     buildCommand = optionalString onlyHeaders ''
       unpackPhase
  -    mkdir -p $out/include/crypto
  -    cp */crypto/cryptodev.h $out/include/crypto
  +    install -D -m644 -v */crypto/cryptodev.h "$out"/include/crypto/cryptodev.h
     '';
   
     preBuild = optionalString (!onlyHeaders) ''
  
positive.code:   ];
  
    passthru = {
      srcVerification = fetchurl rec {
        failEarly = true;
        urls = tarballUrls "1.9";
        pgpsigUrls = map (n: "${n}.sig") urls;
        pgpKeyFingerprint = "EE81 2532 E317 608B 671D  9760 DA30 48E2 7A12 7A6F";
        inherit (src) outputHashAlgo;
        outputHash = "9f4c0b49b30e267d776f79455d09c70cc9c12c86eee400a0d0a0cd1d8e467950";
      };
    };
  
    meta = with stdenv.lib; {
      description = "Device that allows access to Linux kernel cryptographic drivers";
      homepage = http://home.gna.org/cryptodev-linux/;
      license = licenses.gpl2Plus;
  
negative.code: { stdenv
  , fetchFromGitHub
  , fetchurl
  , lib
  
  , kernel
  
  