[src/trunk]: src/share/man/man5 fstab.5: note the first field is a placeholde...

[gutteridge <gutteridge%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/aec79938273b
branches:  trunk
changeset: 1009293:aec79938273b
user:      gutteridge <gutteridge%NetBSD.org@localhost>
date:      Sun Apr 19 19:20:32 2020 +0000

description:
fstab.5: note the first field is a placeholder for some FSes

Addresses PR misc/52607. (I suppose something about this could also be
added to the man pages for the mount commands for each applicable file
system, but I think this should suffice.)

diffstat:

 share/man/man5/fstab.5 |  15 +++++++++++----
 1 files changed, 11 insertions(+), 4 deletions(-)

diffs (38 lines):

diff -r 6d57e6e5918b -r aec79938273b share/man/man5/fstab.5
--- a/share/man/man5/fstab.5    Sun Apr 19 19:12:37 2020 +0000
+++ b/share/man/man5/fstab.5    Sun Apr 19 19:20:32 2020 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: fstab.5,v 1.46 2020/04/04 15:32:42 jdolecek Exp $
+.\"    $NetBSD: fstab.5,v 1.47 2020/04/19 19:20:32 gutteridge Exp $
 .\"
 .\" Copyright (c) 1980, 1989, 1991, 1993
 .\"    The Regents of the University of California.  All rights reserved.
@@ -29,7 +29,7 @@
 .\"
 .\"     @(#)fstab.5    8.1 (Berkeley) 6/5/93
 .\"
-.Dd September 15, 2019
+.Dd April 19, 2020
 .Dt FSTAB 5
 .Os
 .Sh NAME
@@ -78,10 +78,17 @@
 If a program needs the character special file name,
 the program must create it by appending a
 .Dq r
-after the
-last
+after the last
 .Dq /
 in the special file name.
+(Note that for some file systems, e.g.,
+.Em kernfs ,
+.Em procfs ,
+and
+.Em tmpfs ,
+this field has no applicable use, and any string may be supplied as a
+placeholder.
+It is present simply for consistency of argument number and order.)
 .Pp
 If the first field is of the form
 .Dq NAME=<value>