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Mention fdescfs(5) and why it might be useful.

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MFC after:	1 week
Suggested by:	Stephen Montgomery-Smith <stephen at math dot missouri dot edu>
This commit is contained in:
Robert Watson 2004-10-24 19:44:23 +00:00
parent b6b3698c8e
commit 9d6c85734d
1 changed files with 14 additions and 1 deletions
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15
share/man/man4/fd.4
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@ -81,6 +81,17 @@ call other than
and
.Dv O_RDWR
are ignored.
.Sh IMPLEMENTATION NOTES
By default,
.Pa /dev/fd
is provided by
.Xr devfs 5 ,
which provides nodes for the first three file descriptors.
Some sites may require nodes for additional file descriptors; these can be
made available by mounting
.Xr fdescfs 5
on
.Pa /dev/fd .
.Sh FILES
.Bl -tag -width /dev/stderr -compact
.It Pa /dev/fd/#
@ -89,4 +100,6 @@ are ignored.
.It Pa /dev/stderr
.El
.Sh SEE ALSO
.Xr tty 4
.Xr tty 4 ,
.Xr devfs 5 ,
.Xr fdescfs 5