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/tools/graphics/wkhtmltopdf-bin/default.nix

@@ -0,0 +1,51 @@
+{ stdenv, lib, fetchurl, wkhtmltopdf, xar, cpio }:
+
+stdenv.mkDerivation rec {
+
+  pname = "wkhtmltopdf-bin";
+  version = "0.12.6-1";
+  sha256 = "1db59kdprzpmvdj1bg47lmfgi3zlvzvqif11sbym9hw61xy6gp3d";
+  src = fetchurl {
+    url =
+      "https://github.com/wkhtmltopdf/packaging/releases/download/${version}/wkhtmltox-${version}.macos-cocoa.pkg";
+    inherit sha256;
+  };
+
+  buildInputs = [ xar cpio ];
+
+  unpackPhase = ''
+    xar -xf $src
+    zcat Payload | cpio -i
+    tar -xf usr/local/share/wkhtmltox-installer/wkhtmltox.tar.gz
+  '';
+
+  installPhase = ''
+    mkdir -p $out
+    cp -r bin include lib share $out/
+  '';
+
+  dontStrip = true;
+
+  doInstallCheck = true;
+
+  installCheckPhase = ''
+    $out/bin/wkhtmltopdf --version
+  '';
+
+  meta = with lib; {
+    homepage = "https://wkhtmltopdf.org/";
+    description =
+      "Tools for rendering web pages to PDF or images (binary package)";
+    longDescription = ''
+      wkhtmltopdf and wkhtmltoimage are open source (LGPL) command line tools
+      to render HTML into PDF and various image formats using the QT Webkit
+      rendering engine. These run entirely "headless" and do not require a
+      display or display service.
+
+      There is also a C library, if you're into that kind of thing.
+    '';
+    license = licenses.gpl3Plus;
+    maintainers = with maintainers; [ nbr ];
+    platforms = [ "x86_64-darwin" ];
+  };
+}