--- close

    ϥݡȤ򥯥ޤʸΤΥݡȤФ
    㳰ȯޤ١쥯Ȥκݤˤϥ
    ƤʤIOݡȤϥޤ
    Traps:closeGCˤޤ [trap::IO]

    self ѥפǥץˤĤʤäƤСΥץν
    λԤ碌ޤ

    nil ֤ޤ

