Merge "libbinder_ndk: don't borrow fd into unique_fd"

        if (fd != -1) {

            return STATUS_UNKNOWN_ERROR;

        }

        return parcel->get()->writeInt32(0);  // null

        return PruneStatusT(parcel->get()->writeInt32(0));  // null

    }

    status_t status = parcel->get()->writeInt32(1);  // not-null

    if (status != STATUS_OK) return PruneStatusT(status);

    ParcelFileDescriptor parcelFd = ParcelFileDescriptor(unique_fd(fd));

    status_t status = parcel->get()->writeParcelable(parcelFd);

    // ownership is retained by caller

    (void)parcelFd.release().release();

    status = parcel->get()->writeDupParcelFileDescriptor(fd);

    return PruneStatusT(status);

}