From mboxrd@z Thu Jan  1 00:00:00 1970
From: doug@cs.dartmouth.edu (Doug McIlroy)
Date: Sun, 27 Sep 2015 19:48:12 -0400
Subject: [TUHS] getting nroff to underline in v6,v5
Message-ID: <201509272348.t8RNmC4o012695@tahoe.cs.Dartmouth.EDU>

> It seems that nroff had the ability to show underlined text very early

Pre-Unix roff had the .ul request. Thus I expect (but haven't checked)
that it was in Unix roff. It would be very surprising if nroff, which was
intended to be more capable that roff, didn't have some underlining
facility right from the start.

Doug