    # File lib/ffi/library.rb, line 265
        def function_names(name, arg_types)
          result = [name.to_s]
          if ffi_convention == :stdcall
            # Get the size of each parameter
            size = arg_types.inject(0) do |mem, arg|
              mem + arg.size
            end

            # Next, the size must be a multiple of 4
            size += (4 - size) % 4

            result << "_#{name.to_s}@#{size}" # win32
            result << "#{name.to_s}@#{size}" # win64
          end
          result
        end