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mention that we ignore negative fds.

This commit is contained in:
christos 2001-11-14 18:48:11 +00:00
parent 88db539589
commit 66a8284d66
1 changed files with 6 additions and 2 deletions
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8
lib/libc/sys/poll.2
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@ -1,4 +1,4 @@
.\" $NetBSD: poll.2,v 1.10 2001/09/16 02:13:30 wiz Exp $
.\" $NetBSD: poll.2,v 1.11 2001/11/14 18:48:11 christos Exp $
.\"
.\" Copyright (c) 1998 The NetBSD Foundation, Inc.
.\" All rights reserved.
@ -73,7 +73,11 @@ The fields of
are as follows:
.Bl -tag -width XXXrevents
.It fd
File descriptor to poll.
File descriptor to poll. If the value in
.Em fd
is negative, the file descriptor is ignored and
.Em revents
is set to 0.
.It events
Events to poll for. (See below.)
.It revents