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/desktops/gnome-2/platform/GConf/default.nix

@@ -0,0 +1,36 @@
+{ lib, stdenv, fetchurl, pkg-config, dbus-glib, glib, ORBit2, libxml2, polkit, python3, intltool }:
+
+stdenv.mkDerivation rec {
+  pname = "gconf";
+  version = "3.2.6";
+
+  src = fetchurl {
+    url = "mirror://gnome/sources/GConf/${lib.versions.majorMinor version}/GConf-${version}.tar.xz";
+    sha256 = "0k3q9nh53yhc9qxf1zaicz4sk8p3kzq4ndjdsgpaa2db0ccbj4hr";
+  };
+
+  outputs = [ "out" "dev" "man" ];
+
+  buildInputs = [ ORBit2 libxml2 python3 ]
+    # polkit requires pam, which requires shadow.h, which is not available on
+    # darwin
+    ++ lib.optional (!stdenv.isDarwin) polkit;
+
+  propagatedBuildInputs = [ glib dbus-glib ];
+
+  nativeBuildInputs = [ pkg-config intltool ];
+
+  configureFlags =
+    # fixes the "libgconfbackend-oldxml.so is not portable" error on darwin
+    lib.optional stdenv.isDarwin [ "--enable-static" ];
+
+  postPatch = ''
+    2to3 --write --nobackup gsettings/gsettings-schema-convert
+  '';
+
+  meta = with lib; {
+    homepage = "https://projects.gnome.org/gconf/";
+    description = "Deprecated system for storing application preferences";
+    platforms = platforms.unix;
+  };
+}