[src/trunk]: src/share/man/man9 fix return value

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

details:   https://anonhg.NetBSD.org/src/rev/6c5506b15a45
branches:  trunk
changeset: 786270:6c5506b15a45
user:      yamt <yamt%NetBSD.org@localhost>
date:      Wed Apr 24 00:51:58 2013 +0000

description:
fix return value

diffstat:

 share/man/man9/scanc.9 |  12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)

diffs (34 lines):

diff -r 0835379f785b -r 6c5506b15a45 share/man/man9/scanc.9
--- a/share/man/man9/scanc.9    Tue Apr 23 23:39:13 2013 +0000
+++ b/share/man/man9/scanc.9    Wed Apr 24 00:51:58 2013 +0000
@@ -1,6 +1,6 @@
-.\"    $NetBSD: scanc.9,v 1.2 2011/11/01 23:18:07 wiz Exp $
+.\"    $NetBSD: scanc.9,v 1.3 2013/04/24 00:51:58 yamt Exp $
 .\"
-.\" Copyright (c)2011 YAMAMOTO Takashi,
+.\" Copyright (c)2011,2013 YAMAMOTO Takashi,
 .\" All rights reserved.
 .\"
 .\" Redistribution and use in source and binary forms, with or without
@@ -25,7 +25,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\" ------------------------------------------------------------
-.Dd November 1, 2011
+.Dd April 24, 2013
 .Dt SCANC 9
 .Os
 .\" ------------------------------------------------------------
@@ -56,7 +56,11 @@
 .Sh RETURN VALUES
 The
 .Fn scanc
-function returns the number of characters skipped.
+function returns the length of the rest of the string,
+including the character which made the scan stop.
+If the
+.Fn scanc
+function exhausted the string, it returns 0.
 .\" ------------------------------------------------------------
 .Sh HISTORY
 The