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/libraries/libbluedevil/default.nix

@@ -0,0 +1,21 @@
+{ lib, stdenv, fetchurl, cmake, qt4 }:
+
+stdenv.mkDerivation rec {
+  pname = "libbluedevil";
+  # bluedevil must have the same major version (x.y) as libbluedevil!
+  # do not update this package without checking bluedevil
+  version = "2.1";
+
+  src = fetchurl {
+    url = "mirror://kde/stable/${pname}/${version}/src/${pname}-${version}.tar.xz";
+    sha256 = "0p4f0brhcz9gfxfd6114fa5x6swfdmgzv350xwncdr0s1qnamk8c";
+  };
+
+  nativeBuildInputs = [ cmake ];
+  buildInputs = [ qt4 ];
+
+  meta = {
+    platforms = lib.platforms.unix;
+    license = lib.licenses.gpl2Plus;
+  };
+}