{
  lib,
  stdenv,
  fetchurl,
  libxml2,
  curl,
}:

stdenv.mkDerivation rec {
  pname = "raptor";
  version = "1.4.21";

  src = fetchurl {
    url = "http://download.librdf.org/source/raptor-${version}.tar.gz";
    sha256 = "db3172d6f3c432623ed87d7d609161973d2f7098e3d2233d0702fbcc22cfd8ca";
  };

  buildInputs = [
    libxml2
    curl
  ];

  preBuild = ''
    sed -e '/curl\/types/d' -i src/*.c src/*.h
  '';

  meta = {
    description = "RDF Parser Toolkit";
    homepage = "https://librdf.org/raptor";
    license = with lib.licenses; [
      lgpl21
      asl20
    ];
    maintainers = [ lib.maintainers.marcweber ];
    platforms = lib.platforms.linux;
  };
}