   end
 
   @doc """
-  Returns information about the process identified by `pid`
-  or `nil` if the process is not alive.
+  Returns information about the process identified by `pid`,
+  or returns `nil` if the process is not alive.
 
   See [`:erlang.process_info/2`](http://www.erlang.org/doc/man/erlang.html#process_info-2) for more info.
   """

  end

  @doc """
  Returns all key-values in the process dictionary.

  Inlined by the compiler.
  """

  end

  @doc """
  Returns the pid or port identifier with the registered `name`.
  Returns `nil` if the name is not registered.

  See [`:erlang.whereis/1`](http://www.erlang.org/doc/man/erlang.html#whereis-1) for more info.
