{ autoreconfHook
, stdenv
, fetchFromGitHub
, gnutls
, pkgconfig
}:

stdenv.mkDerivation rec {
  pname = "ngtcp2";
  version = "20210117";

  src = fetchFromGitHub {
    owner = "ngtcp2";
    repo = "ngtcp2";
    rev = "9c41c641a76670a7a4157f93376ccd3a1ebf1b87";
    sha256 = "12v9br6szchqr5g91bwi5nzpzvn9gddqcmh62lhpshzn064na40x";
  };

  outputs = [ "out" "dev" ];

  patches = [ ./gnutls_header.patch ];

  configureFlags = [
    "--with-gnutls"
  ];

  nativeBuildInputs = [
    autoreconfHook
    pkgconfig
  ];

  buildInputs = [
    gnutls
  ];

  meta = with stdenv.lib; {
    description = "ngtcp2 project is an effort to implement IETF QUIC protocol";
    homepage = https://github.com/ngtcp2/ngtcp2;
    license = licenses.mit;
    maintainers = with maintainers; [ royneary ];
    platforms = platforms.linux;
  };
}