1. A method for controlling a computer for a device event provided from hardware, in which said computer comprises a basic system for notifying an operating system of a request event corresponding to the device event in response to the device event from said hardware, accepting a response event of the operating system caused by the notification, and outputting a process event corresponding to the accepted response event to the hardware, comprising the steps of: notifying said operating system of an additional event associated with the response event after receiving said response event in said basic system; accepting an additional response event corresponding to said additional event from said operating system; and, outputting an additional process event corresponding to said accepted additional response event to said hardware.