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-rw-r--r--sbin/umount/umount.812
1 files changed, 12 insertions, 0 deletions
diff --git a/sbin/umount/umount.8 b/sbin/umount/umount.8
index 8d75508..bdaa34b 100644
--- a/sbin/umount/umount.8
+++ b/sbin/umount/umount.8
@@ -44,6 +44,7 @@
.Ar special \&| node
.Nm
.Fl a | A
+.Op Fl F Ar fstab
.Op Fl fv
.Op Fl h Ar host
.Op Fl t Ar type
@@ -73,6 +74,10 @@ are unmounted.
.It Fl A
All the currently mounted file systems except
the root are unmounted.
+.It Fl F Ar fstab
+Specify the
+.Pa fstab
+file to use.
.It Fl f
The file system is forcibly unmounted.
Active special devices continue to work,
@@ -115,6 +120,13 @@ file.
Verbose, additional information is printed out as each file system
is unmounted.
.El
+.Sh ENVIRONMENT
+.Bl -tag -width PATH_FSTAB
+.It Pa PATH_FSTAB
+If the environment variable
+.Pa PATH_FSTAB
+is set all operations are performed against the specified file.
+.El
.Sh FILES
.Bl -tag -width /etc/fstab -compact
.It Pa /etc/fstab
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