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/networking/redir/default.nix

@@ -0,0 +1,23 @@
+{ lib, stdenv, fetchFromGitHub, autoreconfHook }:
+
+stdenv.mkDerivation rec {
+  pname = "redir";
+  version = "3.3";
+
+  src = fetchFromGitHub {
+    owner = "troglobit";
+    repo = "redir";
+    rev = "v${version}";
+    sha256 = "13n401i3q0xwpfgr21y47kgihi057wbh59xlsna8b8zpm973qny1";
+  };
+
+  nativeBuildInputs = [ autoreconfHook ];
+
+  meta = {
+    description = "A TCP port redirector for UNIX";
+    homepage = "https://github.com/troglobit/redir";
+    license = lib.licenses.gpl2;
+    maintainers = with lib.maintainers; [ ];
+    platforms = lib.platforms.unix;
+  };
+}