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/games/ddnet/default.nix

@@ -0,0 +1,86 @@
+{ lib
+, stdenv
+, fetchFromGitHub
+, cmake
+, ninja
+, pkg-config
+, curl
+, freetype
+, libGLU
+, libnotify
+, libogg
+, libX11
+, opusfile
+, pcre
+, python3
+, SDL2
+, sqlite
+, wavpack
+, ffmpeg
+, x264
+, vulkan-headers
+, vulkan-loader
+, glslang
+, spirv-tools
+}:
+
+stdenv.mkDerivation rec {
+  pname = "ddnet";
+  version = "16.1";
+
+  src = fetchFromGitHub {
+    owner = "ddnet";
+    repo = pname;
+    rev = version;
+    sha256 = "sha256-9qKGaISEHtfKLmTGWLgOz4vfq7BqvDr17AdjCqPDu+Q=";
+  };
+
+  nativeBuildInputs = [ cmake ninja pkg-config ];
+
+  buildInputs = [
+    curl
+    freetype
+    libGLU
+    libnotify
+    libogg
+    libX11
+    opusfile
+    pcre
+    python3
+    SDL2
+    sqlite
+    wavpack
+    ffmpeg
+    x264
+    vulkan-loader
+    vulkan-headers
+    glslang
+    spirv-tools
+  ];
+
+  cmakeFlags = [
+    "-DCMAKE_BUILD_TYPE=Release"
+    "-DAUTOUPDATE=OFF"
+    "-GNinja"
+  ];
+
+  postPatch = ''
+    substituteInPlace src/engine/shared/storage.cpp \
+      --replace /usr/ $out/
+  '';
+
+  meta = with lib; {
+    description = "A Teeworlds modification with a unique cooperative gameplay.";
+    longDescription = ''
+      DDraceNetwork (DDNet) is an actively maintained version of DDRace,
+      a Teeworlds modification with a unique cooperative gameplay.
+      Help each other play through custom maps with up to 64 players,
+      compete against the best in international tournaments,
+      design your own maps, or run your own server.
+    '';
+    homepage = "https://ddnet.tw";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ sirseruju lom ];
+    mainProgram = "DDNet";
+  };
+}