From mboxrd@z Thu Jan  1 00:00:00 1970
Date: Tue,  2 Aug 1994 15:58:55 -0400
From: Steve Kotsopoulos steve@ecf.toronto.edu
Subject: mk & :<:
Topicbox-Message-UUID: 02e878da-eac8-11e9-9e20-41e7f4b1d025
Message-ID: <19940802195855.4Of8adKXn1eDaikASkEsm1bgZahVz9GudKSolBgNG6Y@z>

Hans-Peter Bischof wrote:
> exists a an example for the use of the attribute <.

By anonymous ftp, grab research.att.com:/dist/plan9man/06mkfiles.ps.Z
It shows you what you want.