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/os-specific/darwin/apple-source-releases/developer_cmds/default.nix

@@ -0,0 +1,37 @@
+{ lib, appleDerivation, xcbuildHook, llvmPackages, makeWrapper }:
+
+appleDerivation {
+  nativeBuildInputs = [ xcbuildHook makeWrapper ];
+
+  patches = [
+    # The following copied from
+    # https://github.com/Homebrew/homebrew-core/commit/712ed3e948868e17f96b7e59972b5f45d4faf688
+    # is needed to build libvirt.
+    ./rpcgen-support-hyper-and-quad-types.patch
+  ];
+
+  postPatch = ''
+    makeWrapper ${llvmPackages.clang}/bin/clang $out/bin/clang-cpp --add-flags "--driver-mode=cpp"
+    substituteInPlace rpcgen/rpc_main.c \
+      --replace "/usr/bin/cpp" "$out/bin/clang-cpp"
+  '';
+
+  # temporary install phase until xcodebuild has "install" support
+  installPhase = ''
+    for f in Products/Release/*; do
+      if [ -f $f ]; then
+        install -D $f $out/bin/$(basename $f)
+      fi
+    done
+
+    for n in 1; do
+      mkdir -p $out/share/man/man$n
+      install */*.$n $out/share/man/man$n
+    done
+  '';
+
+  meta = {
+    platforms = lib.platforms.darwin;
+    maintainers = with lib.maintainers; [ matthewbauer ];
+  };
+}