.\" @(#)deallocvt.1 1.0 970317 aeb
.TH DEALLOCVT 1 "24 October 2024" "kbd"
.SH NAME
deallocvt \- deallocate unused virtual consoles
.SH SYNOPSIS
.B deallocvt
[\fI\,option\/\fR...]
.RI [ N " ...]"
.SH DESCRIPTION
.LP
The command
.B deallocvt
deallocates kernel memory and data structures
for all unused virtual consoles.
If one or more arguments
.IR N " ..."
are given, only the corresponding consoles
.I /dev/ttyN
are deallocated.

A virtual console is unused if it is not the foreground console,
and no process has it open for reading or writing, and no text
has been selected on its screen.
.SH OPTIONS
.TP
\fB\-C\fR, \fB\-\-console\fR=\fI\,DEV\/\fR
the console device to be used.
.TP
\fB\-V\fR, \fB\-\-version\fR
print version number.
.TP
\fB\-h\fR, \fB\-\-help\fR
print this usage message.
.SH AUTHORS
Andries Brouwer <aeb@cwi.nl>
.SH "SEE ALSO"
.BR chvt (1),
.BR openvt (1)