(PECL event >= 1.2.6-beta)
EventBufferEvent::enable — Enable events read, write, or both on a buffer event
   Enable events
   Event::READ,
   Event::WRITE,
   or
   Event::READ
   |
   Event::WRITE
   on a buffer event.
  
events
    
      Event::READ,
      Event::WRITE,
      or
      Event::READ
      |
      Event::WRITE
      on a buffer event.
     
