Add a missing period in the -o option description.

Document the depreciated -g option.

Inspired by: OpenBSD PR# 119

bin/ls/ls.1

@@ -33,7 +33,7 @@
 .\" SUCH DAMAGE.
 .\"
 .\"     @(#)ls.1	8.7 (Berkeley) 7/29/94
-.\"	$Id$
+.\"	$Id: ls.1,v 1.10 1997/02/22 14:03:57 peter Exp $
 .\"
 .Dd July 29, 1994
 .Dt LS 1
@@ -43,7 +43,7 @@
 .Nd list directory contents
 .Sh SYNOPSIS
 .Nm ls
-.Op Fl ACFLRTWacdfiloqrstu1
+.Op Fl ACFLRTWacdfgiloqrstu1
 .Op Ar file ...
 .Sh DESCRIPTION
 For each operand that names a
@@ -107,6 +107,13 @@ Directories are listed as plain files (not searched recursively) and
 symbolic links in the argument list are not indirected through.
 .It Fl f
 Output is not sorted.
+.It Fl g
+This option is depreciated and is only available for compatibility
+with 
+.Bx 4.3 ;
+it was used to display the group name in the long
+.Pq Fl l
+format output.
 .It Fl i
 For each file, print the file's file serial number (inode number).
 .It Fl k
@@ -121,7 +128,7 @@ sizes is output on a line before the long listing.
 .It Fl o
 Include the file flags in a long
 .Pq Fl l
-output
+output.
 .It Fl q
 Force printing of non-graphic characters in file names as
 the character `?'; this is the default when output is to a terminal.