uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/servers/nfd/default.nix

@@ -0,0 +1,55 @@
+{ lib
+, stdenv
+, boost175
+, fetchFromGitHub
+, libpcap
+, ndn-cxx
+, openssl
+, pkg-config
+, sphinx
+, systemd
+, wafHook
+, websocketpp
+, withSystemd ? stdenv.isLinux
+, withWebSocket ? true
+}:
+
+stdenv.mkDerivation rec {
+  pname = "nfd";
+  version = "0.7.1";
+
+  src = fetchFromGitHub {
+    owner = "named-data";
+    repo = lib.toUpper pname;
+    rev = "NFD-${version}";
+    sha256 = "sha256-8Zm8oxbpw9qD31NuofDdgPYnTWIz5E04NhkZhiRkK9E=";
+    fetchSubmodules = true;
+  };
+
+  nativeBuildInputs = [ pkg-config sphinx wafHook ];
+  buildInputs = [ libpcap ndn-cxx openssl websocketpp ] ++ lib.optional withSystemd systemd;
+
+  wafConfigureFlags = [
+    "--boost-includes=${boost175.dev}/include"
+    "--boost-libs=${boost175.out}/lib"
+    "--with-tests"
+  ] ++ lib.optional (!withWebSocket) "--without-websocket";
+
+  doCheck = true;
+  checkPhase = ''
+    runHook preCheck
+    build/unit-tests-core
+    # build/unit-tests-daemon # 3 tests fail
+    build/unit-tests-rib
+    build/unit-tests-tools
+    runHook postCheck
+  '';
+
+  meta = with lib; {
+    homepage = "https://named-data.net/";
+    description = "Named Data Neworking (NDN) Forwarding Daemon";
+    license = licenses.gpl3Plus;
+    platforms = platforms.unix;
+    maintainers = [ maintainers.bertof ];
+  };
+}