# File lib/ffi/struct.rb, line 142
    def field_class_from(type)
      field_class = native_field_class_from(type) ||
        callback_field_class_from(type) ||
        array_field_class_from(type) ||
        struct_field_class_from(type)
      field_class or raise ArgumentError, "Unknown type: #{type}"
    end