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/0verkill/default.nix

@@ -0,0 +1,42 @@
+{ lib
+, gccStdenv
+, fetchFromGitHub
+, autoreconfHook
+, xorgproto
+, libX11
+, libXpm
+}:
+
+gccStdenv.mkDerivation rec {
+  pname = "0verkill";
+  version = "unstable-2011-01-13";
+
+  src = fetchFromGitHub {
+    owner = "hackndev";
+    repo = pname;
+    rev = "522f11a3e40670bbf85e0fada285141448167968";
+    sha256 = "WO7PN192HhcDl6iHIbVbH7MVMi1Tl2KyQbDa9DWRO6M=";
+  };
+
+  nativeBuildInputs = [ autoreconfHook ];
+  buildInputs = [ libX11 xorgproto libXpm ];
+
+  configureFlags = [ "--with-x" ];
+
+  preAutoreconf = ''
+    autoupdate
+  '';
+
+  # The code needs an update for gcc-10:
+  #   https://github.com/hackndev/0verkill/issues/7
+  NIX_CFLAGS_COMPILE = "-fcommon";
+  hardeningDisable = [ "all" ]; # Someday the upstream will update the code...
+
+  meta = with lib; {
+    homepage = "https://github.com/hackndev/0verkill";
+    description = "ASCII-ART bloody 2D action deathmatch-like game";
+    license = with licenses; gpl2Only;
+    maintainers = with maintainers; [ AndersonTorres ];
+    platforms = with platforms; unix;
+  };
+}