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.\"
.\" (c) 2005 Apple Computer, Inc. All rights reserved.
.\"
.\" @APPLE_LICENSE_HEADER_START@
.\" 
.\" The contents of this file constitute Original Code as defined in and
.\" are subject to the Apple Public Source License Version 1.1 (the
.\" "License").  You may not use this file except in compliance with the
.\" License.  Please obtain a copy of the License at
.\" http://www.apple.com/publicsource and read it before using this file.
.\" 
.\" This Original Code and all software distributed under the License are
.\" distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
.\" EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
.\" INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
.\" FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
.\" License for the specific language governing rights and limitations
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.\" @APPLE_LICENSE_HEADER_END@
.\"
.Dd November 18, 2005
.Dt VIFS 8
.Os
.Sh NAME
.Nm vifs
.Nd safely edit fstab
.Sh SYNOPSIS
.Nm vifs
.Sh DESCRIPTION
The
.Nm vifs
utility simply locks the fstab file before invoking an editor on it.
This is important to facilitate the modification of fstab by automated tools
and system management software.
.Pp
Always use
.Nm vifs
to edit fstab, instead of invoking an editor directly.
.Sh SEE ALSO
.Xr vi 1 ,
.Xr fstab 5
.Sh HISTORY
The
.Nm vifs
utility originates from Mac OSX 10.5.