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/7kaa/default.nix

@@ -0,0 +1,76 @@
+{ lib
+, stdenv
+, gccStdenv
+, autoreconfHook
+, pkg-config
+, fetchurl
+, fetchFromGitHub
+, openal
+, libtool
+, enet
+, SDL2
+, curl
+, gettext
+, libiconv
+}:
+
+let
+  pname = "7kaa";
+  version = "2.15.4p1";
+
+  music = stdenv.mkDerivation {
+    pname = "7kaa-music";
+    version = lib.versions.majorMinor version;
+
+    src = fetchurl {
+      url = "https://www.7kfans.com/downloads/7kaa-music-${lib.versions.majorMinor version}.tar.bz2";
+      sha256 = "sha256-sNdntuJXGaFPXzSpN0SoAi17wkr2YnW+5U38eIaVwcM=";
+    };
+
+    installPhase = ''
+      mkdir -p $out
+      cp -r * $out/
+    '';
+
+    meta.license = lib.licenses.unfree;
+
+  };
+
+in
+
+gccStdenv.mkDerivation rec {
+  inherit pname version;
+
+  src = fetchFromGitHub {
+    owner = "the3dfxdude";
+    repo = pname;
+    rev = "9db2a43e1baee25a44b7aa7e9cedde9a107ed34b";
+    sha256 = "sha256-OAKaRuPP0/n8pO3wIUvGKs6n+U+EmZXUTywXYDAan1o=";
+  };
+
+  nativeBuildInputs = [ autoreconfHook pkg-config ];
+  buildInputs = [ openal enet SDL2 curl gettext libiconv ];
+
+  preAutoreconf = ''
+    autoupdate
+  '';
+
+  hardeningDisable = lib.optionals (stdenv.isAarch64 && stdenv.isDarwin) [ "stackprotector" ];
+
+  postInstall = ''
+    mkdir $out/share/7kaa/MUSIC
+    cp -R ${music}/MUSIC $out/share/7kaa/
+    cp ${music}/COPYING-Music.txt $out/share/7kaa/MUSIC
+    cp ${music}/COPYING-Music.txt $out/share/doc/7kaa
+  '';
+
+  # Multiplayer is auto-disabled for non-x86 system
+
+  meta = with lib; {
+    homepage = "https://www.7kfans.com";
+    description = "GPL release of the Seven Kingdoms with multiplayer (available only on x86 platforms)";
+    license = licenses.gpl2Only;
+    platforms = platforms.x86_64 ++ platforms.aarch64;
+    maintainers = with maintainers; [ _1000101 ];
+  };
+}