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/development/python-modules/linuxfd/default.nix

@@ -0,0 +1,25 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+}:
+
+buildPythonPackage rec {
+  pname = "linuxfd";
+  version = "1.5";
+
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "b8c00109724b68e093f9b556edd78e41ed65fb8d969fd0e83186a97b5d3139b4";
+  };
+
+  # no tests
+  doCheck = false;
+
+  meta = {
+    description = "Python bindings for the Linux eventfd/signalfd/timerfd/inotify syscalls";
+    homepage = "https://github.com/FrankAbelbeck/linuxfd";
+    platforms = lib.platforms.linux;
+    license = with lib.licenses; [ lgpl3Plus ];
+  };
+}