From: Jim Meyering <jim@meyering.net>
Date: Mon, 1 Sep 1997 02:12:18 +0000 (+0000)
Subject: Describe who's --lookup option.
X-Git-Tag: TEXTUTILS-1_22a~111
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=173606dfc6e373be16e2596ea50cb4ecd2849a6a;p=thirdparty%2Fcoreutils.git

Describe who's --lookup option.
---

diff --git a/doc/sh-utils.texi b/doc/sh-utils.texi
index 556f0aea9e..488cded5bf 100644
--- a/doc/sh-utils.texi
+++ b/doc/sh-utils.texi
@@ -2038,6 +2038,14 @@ After the login time, print the number of hours and minutes that the
 user has been idle.  @samp{.} means the user was active in last minute.
 @samp{old} means the user was idle for more than 24 hours.
 
+@item -l
+@itemx --lookup
+@opindex -l
+@opindex --lookup
+Attempt to canonicalize hostnames found in utmp through a DNS lookup.  This
+is not the default because it can cause significant delays on systems with
+automatic dial-up internet access.
+
 @item -H
 @itemx --heading
 @opindex -H