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/tools/audio/mpdcron/default.nix

@@ -0,0 +1,62 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, autoconf
+, automake
+, libtool
+, pkg-config
+, glib
+, libdaemon
+, libmpdclient
+, curl
+, sqlite
+, bundlerEnv
+, libnotify
+, pandoc
+}:
+
+let
+  gemEnv = bundlerEnv {
+    name = "mpdcron-bundle";
+    gemdir = ./.;
+  };
+in stdenv.mkDerivation {
+  pname = "mpdcron";
+  version = "20161228";
+
+  src = fetchFromGitHub {
+    owner = "alip";
+    repo = "mpdcron";
+    rev = "e49e6049b8693d31887c538ddc7b19f5e8ca476b";
+    sha256 = "0vdksf6lcgmizqr5mqp0bbci259k0dj7gpmhx32md41jlmw5skaw";
+  };
+
+  nativeBuildInputs = [ autoconf automake ];
+  buildInputs = [
+    libtool
+    pkg-config
+    glib
+    libdaemon
+    pandoc
+    libmpdclient
+    curl
+    sqlite
+    gemEnv.wrappedRuby
+    libnotify
+  ];
+
+  preConfigure = ''
+    ./autogen.sh
+  '';
+
+  configureFlags = [ "--enable-gmodule" "--with-standard-modules=all" ];
+
+  meta = with lib; {
+    description = "A cron like daemon for mpd";
+    homepage    = "http://alip.github.io/mpdcron/";
+    license     = licenses.gpl2Plus;
+    platforms   = platforms.unix;
+    maintainers = with maintainers; [ lovek323 manveru ];
+  };
+}
+# TODO: autoreconfHook this