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/munkres/default.nix

@@ -0,0 +1,38 @@
+{ lib
+, buildPythonPackage
+, fetchPypi
+, fetchpatch
+, isPy3k
+, pytestCheckHook
+}:
+
+buildPythonPackage rec {
+  pname = "munkres";
+  version = "1.1.4";
+
+  disabled = !isPy3k;
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "fc44bf3c3979dada4b6b633ddeeb8ffbe8388ee9409e4d4e8310c2da1792db03";
+  };
+
+  patches = [
+    # Fixes test on 32-bit systems.
+    # Remove if https://github.com/bmc/munkres/pull/41 is merged.
+    (fetchpatch {
+      url = "https://github.com/bmc/munkres/commit/380a0d593a0569a761c4a035edaa4414c3b4b31d.patch";
+      sha256 = "0ga63k68r2080blzi04ajdl1m6xd87mmlqa8hxn9hyixrg1682vb";
+    })
+  ];
+
+  checkInputs = [ pytestCheckHook ];
+
+  meta = with lib; {
+    homepage = "http://bmc.github.com/munkres/";
+    description = "Munkres algorithm for the Assignment Problem";
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ domenkozar ];
+  };
+
+}