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| 1 | .TH UMOUNT 1
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| 2 | .SH NAME
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| 3 | umount \- unmount a mounted file system
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| 4 | .SH SYNOPSIS
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| 5 | \fBumount \fR[\fB\-s\fR] \fIspecial\fR
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| 6 | .br
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| 7 | .de FL
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| 8 | .TP
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| 9 | \\fB\\$1\\fR
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| 10 | \\$2
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| 11 | ..
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| 12 | .de EX
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| 13 | .TP 20
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| 14 | \\fB\\$1\\fR
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| 15 | # \\$2
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| 16 | ..
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| 17 | .SH OPTIONS
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| 18 | .FL "\-s" "Unmount swapspace instead of a file system"
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| 19 | .SH EXAMPLES
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| 20 | .EX "umount /dev/fd1" "Unmount diskette 1"
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| 21 | .SH DESCRIPTION
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| 22 | .PP
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| 23 | A mounted file system is unmounted after the cache has been flushed to disk.
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| 24 | A diskette should never be removed while it is mounted.
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| 25 | If this happens, and is discovered before another diskette is inserted, the
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| 26 | original one can be replaced without harm.
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| 27 | Attempts to unmount a file system holding working directories or open files
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| 28 | will be rejected with a \&'device busy\&' message.
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| 29 | .PP
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| 30 | With the
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| 31 | .B \-s
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| 32 | flag one can unmount swap space.
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| 33 | .SH "SEE ALSO"
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| 34 | .BR mount (1),
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| 35 | .BR umount (2).
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