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tty_ioctl.4: Document TIOCGPTLCK 

Signed-off-by: Michael Kerrisk <mtk.manpages@gmail.com>
This commit is contained in:
Michael Kerrisk 2015-05-01 22:51:19 +02:00
parent bd020450f0
commit e757b91154
1 changed files with 6 additions and 0 deletions
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6
man4/tty_ioctl.4
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@ -370,6 +370,12 @@ is nonzero) or remove (if
is zero) the pseudoterminal slave device. is zero) the pseudoterminal slave device.
(See also (See also
.BR unlockpt (3).) .BR unlockpt (3).)
.TP
.BI "TIOCGPTLCK int *" argp
Place the current lock state of the pseudoterminal slave device
in the location pointed to by
.IR argp
(since Linux 3.8).
.PP .PP
The BSD ioctls The BSD ioctls
.BR TIOCSTOP , .BR TIOCSTOP ,