
  -spec erlang:send_after(Time, Dest, Msg) -> TimerRef
                             when
                                 Time :: non_neg_integer(),
                                 Dest :: pid() | atom(),
                                 Msg :: term(),
                                 TimerRef :: reference().

  Starts a timer. The same as calling erlang:send_after(Time, Dest,
  Msg, []).
