   end
 
   def info(port, item) do
-    nillify :erlang.port_info(port, item)
+    nillify(:erlang.port_info(port, item))
   end
 
   @doc """

  For more information, see `:erlang.port_info/1`.
  """
  def info(port) do
    nillify :erlang.port_info(port)
  end

  @doc """

  Inlined by the compiler.
  """
  @spec demonitor(reference, options :: [:flush | :info]) :: boolean
  defdelegate(demonitor(monitor_ref, options \\ []), to: :erlang)

  @doc """
  Returns a list of all ports in the current node.
