  (SGI DS1286 RTC Υݡ)
  Y  mknod ("man mknod") Ѥ major ֹ 10 ڤ
  minor ֹ 135 ǥ饯üե /dev/rtc 
  硢ԥ塼¢줿ꥢ륿९å
  ǤǤ礦
  ɤ SGI ⤽Τ褦¢åäƤޤ/proc/rtc
  եͳǥơ𤷡ư /dev/rtc 
  ͡ ioctl ˤäƥåȤޤ

  <>

