  (Unix98 PTY(ü)Υݡ)
  ü(PTY: pseudo terminal)ϥޥȥ졼֤Ĥ
  ʬʤ륽եȥǥХǤ졼֥ǥХʪ
  üƱͤˤϤ餭ޤ졼֥ǥХȥǡ
  ꤷü򥨥ߥ졼ȤץϡޥǥХ
  ޤޥ¦ŵŪʥץtelnet Фȡ
  xterm ʤɤǤ

  Linux Ū˵ü BSD ̾ȤäƤꡢޥ
   /dev/ptyxx졼֤ /dev/ttyxx ȤʤäƤޤ
  ˡ¿ƤޤGNU C 饤
   glibc 2.1 ʹߤǤϡUnix98 ̿̾򥵥ݡȤƤޤ
  üȤˡץ /dev/ptmx 򥪡ץ󤷤ޤ
  ǡץʣεüȤ褦ˤʤꡢ
  /dev/pts/<ֹ> Ȥ졼֤˥뤳ȤǤޤ

  /dev/pts/ Υȥϲۥե륷ƥˤäƤξ
  ޤäơ Y ϡ
  "/dev/pts file system for Unix98 PTYs" ˤ Y ʤ
  Фʤޤ

  ѤƤ C 饤֥꤬ glibc 2.1 ʹ(libc-6.1Ʊ
  ls -l /lib/libc.so.* ǳǧƤ)ξΤߡ 
  Y Ƥ<file:Documentation/Changes> εü
  ˴Ϣ򻲾ȤƤŪˤ N Ƥ
  ȰǤ

  <, ʡ, (2.4.0), ⶶ(2.4.15)>

