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/ocaml-modules/uutf/default.nix

@@ -0,0 +1,34 @@
+{ lib, stdenv, fetchurl, ocaml, findlib, ocamlbuild, cmdliner , topkg, uchar }:
+let
+  pname = "uutf";
+in
+
+lib.throwIfNot (lib.versionAtLeast ocaml.version "4.03")
+  "${pname} is not available with OCaml ${ocaml.version}"
+
+stdenv.mkDerivation rec {
+  name = "ocaml${ocaml.version}-${pname}-${version}";
+  version = "1.0.3";
+
+  src = fetchurl {
+    url = "https://erratique.ch/software/${pname}/releases/${pname}-${version}.tbz";
+    sha256 = "sha256-h3KlYT0ecCmM4U3zMkGjaF8h5O9r20zwP+mF+x7KBWg=";
+  };
+
+  nativeBuildInputs = [ ocaml ocamlbuild findlib topkg ];
+  buildInputs = [ topkg cmdliner ];
+  propagatedBuildInputs = [ uchar ];
+
+  strictDeps = true;
+
+  inherit (topkg) buildPhase installPhase;
+
+  meta = with lib; {
+    description = "Non-blocking streaming Unicode codec for OCaml";
+    homepage = "https://erratique.ch/software/uutf";
+    license = licenses.bsd3;
+    maintainers = [ maintainers.vbgl ];
+    mainProgram = "utftrip";
+    inherit (ocaml.meta) platforms;
+  };
+}