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/applications/graphics/inkscape/with-extensions.nix

@@ -0,0 +1,27 @@
+{ lib
+, inkscape
+, symlinkJoin
+, makeWrapper
+, inkscapeExtensions ? [ ]
+, inkscape-extensions
+}:
+
+let
+  allExtensions = lib.filter (pkg: lib.isDerivation pkg && !pkg.meta.broken or false) (lib.attrValues inkscape-extensions);
+  selectedExtensions = if inkscapeExtensions == null then allExtensions else inkscapeExtensions;
+in
+
+symlinkJoin {
+  name = "inkscape-with-extensions-${lib.getVersion inkscape}";
+
+  paths = [ inkscape ] ++ selectedExtensions;
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  postBuild = ''
+    rm -f $out/bin/inkscape
+    makeWrapper "${inkscape}/bin/inkscape" "$out/bin/inkscape" --set INKSCAPE_DATADIR "$out/share"
+  '';
+
+  inherit (inkscape) meta;
+}