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.TH PRINTROOT 8
.SH NAME
printroot \- print the name of the root device on standard output
.SH SYNOPSIS
\fBprintroot\fR
.br
.de FL
.TP
\\fB\\$1\\fR
\\$2
..
.de EX
.TP 20
\\fB\\$1\\fR
# \\$2
..
.SH OPTIONS
.TP 5
.B \-r
# Print only the root device, not a full mtab line
.SH EXAMPLES
.TP 20
.B printroot
# Print the name of the root device
.SH DESCRIPTION
.PP
.I Printroot
is useful for initializing the \fI/etc/mtab\fR when the system is booted.
It figures out what the root device is by searching \fI/dev\fR until it
finds a block special file with the right major/minor device numbers.
.SH "SEE ALSO"
.BR fstab (5),
.BR boot (8).
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