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/tkinter/default.nix

@@ -0,0 +1,30 @@
+{ lib
+, stdenv
+, buildPythonPackage
+, python
+, py
+, isPyPy
+}:
+
+buildPythonPackage {
+  pname = "tkinter";
+  version = python.version;
+  src = py;
+  format = "other";
+
+  disabled = isPyPy;
+
+  installPhase = ''
+    # Move the tkinter module
+    mkdir -p $out/${py.sitePackages}
+    mv lib/${py.libPrefix}/lib-dynload/_tkinter* $out/${py.sitePackages}/
+  '' + lib.optionalString (!stdenv.isDarwin) ''
+    # Update the rpath to point to python without x11Support
+    old_rpath=$(patchelf --print-rpath $out/${py.sitePackages}/_tkinter*)
+    new_rpath=$(sed "s#${py}#${python}#g" <<< "$old_rpath" )
+    patchelf --set-rpath $new_rpath $out/${py.sitePackages}/_tkinter*
+  '';
+
+  meta = py.meta;
+
+}