Note that -d, -r, and -t are mutually exclusive and only the last one

is used.

While here, alphabetize the other list of r/d/t flags.

usr.bin/touch/touch.1

@@ -1,4 +1,4 @@
-.\"	$NetBSD: touch.1,v 1.24 2012/10/23 20:44:22 wiz Exp $
+.\"	$NetBSD: touch.1,v 1.25 2012/10/24 02:46:25 pgoyette Exp $
 .\"
 .\" Copyright (c) 1991, 1993
 .\"	The Regents of the University of California.  All rights reserved.
@@ -138,6 +138,14 @@ If the
 .Dq SS
 letter pair is not specified, the value defaults to 0.
 .El
+.Pp
+The
+.Fl d ,
+.Fl r ,
+and
+.Fl t
+options are mutually exclusive.
+If more than one of these options is present, the last one is used.
 .Sh EXIT STATUS
 .Ex -std
 .Sh COMPATIBILITY
@@ -145,8 +153,8 @@ The obsolescent form of
 .Nm ,
 where a time format is specified as the first argument, is supported.
 When no
-.Fl r ,
 .Fl d ,
+.Fl r ,
 or
 .Fl t
 option is specified, there are at least two arguments, and the first