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Improve RETURN VALUES section by mentioning SIG_ERR, per lib/15686, and fix 

some spacing.
This commit is contained in:
wiz 2002-02-21 11:09:07 +00:00
parent e0e7c0fbcb
commit 68fdc1adcc
1 changed files with 7 additions and 5 deletions
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6
lib/libc/gen/signal.3
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@ -1,4 +1,4 @@
.\" $NetBSD: signal.3,v 1.16 2002/02/07 07:00:17 ross Exp $
.\" $NetBSD: signal.3,v 1.17 2002/02/21 11:09:07 wiz Exp $
.\"
.\" Copyright (c) 1980, 1991, 1993
.\" The Regents of the University of California. All rights reserved.
@ -150,7 +150,9 @@ function;
ignored signals remain ignored.
.Sh RETURN VALUES
The previous action is returned on a successful call.
Otherwise, \-1 is returned and the global variable
Otherwise,
.Dv SIG_ERR
is returned and the global variable
.Va errno
is set to indicate the error.
.Sh ERRORS