The following reply was made to PR bin/21970; it has been noted by GNATS.

From: Hubert Feyrer <hubert@feyrer.de>
To: gnats-bugs@NetBSD.org, apb@NetBSD.org, dsl@NetBSD.org
Cc: netbsd-bugs@netbsd.org
Subject: Re: bin/21970 - printf(1) breaks when format begins with "-"
Date: Mon, 27 Nov 2006 01:55:46 +0100 (CET)

 FWIW here's a better patch that doesn't use TOG wording:
 
 Index: intro.1
 ===================================================================
 RCS file: /cvsroot/src/share/man/man1/intro.1,v
 retrieving revision 1.10
 diff -u -r1.10 intro.1
 --- intro.1	10 Nov 2004 16:35:57 -0000	1.10
 +++ intro.1	27 Nov 2006 00:56:18 -0000
 @@ -50,6 +202,16 @@
   formatted output tools,
   and line printer commands.
   .Pp
 +Many of the commands use the
 +.Xr getopt 3
 +function for parsing of command line options.
 +For those commands the argument
 +.Dq --
 +indicates the end of options, and any following arguments
 +are assumed to be operands, even if they begin with a
 +.Sq -
 +character.
 +.Pp
   All commands set a status value upon exit which may be tested
   to see if the command completed normally.
   The exit values and their meanings are explained in the individual
 
 
   - Hubert