(no version information, might be only in CVS)ibase_free_event_handler -- Cancels a registered event handler
Descriptionbool ibase_free_event_handler ( resource event)
This function causes the registered event handler specified by event to be cancelled. The callback function will no longer be called for the events it was registered to handle. 如果成功则返回 TRUE，失败则返回 FALSE。
See also ibase_set_event_handler().