Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP
Path: utzoo!watmath!clyde!burl!ulysses!harpo!decvax!cca!ima!ism780!jeff
From: jeff@ism780.UUCP
Newsgroups: net.unix-wizards
Subject: Re: Help with a bug in nroff sought - (nf)
Message-ID: <175@ism780.UUCP>
Date: Wed, 16-May-84 00:52:31 EDT
Article-I.D.: ism780.175
Posted: Wed May 16 00:52:31 1984
Date-Received: Thu, 17-May-84 05:37:13 EDT
Lines: 17

#R:sri-arpa:-65000:ism780:14400004:000:489
ism780!jeff    May 15 13:44:00 1984

>  From: Bernie Cosell <cosell@bbn-labs-b>
>  Subject: bug explanation sought
>  To: nroff@bbn-labs-b
>  In trying to debug a bunch of macros, I was going nuts because I apparently
>  blundered into a bug in nroff.  Can anyone confirm just exactly what this bug
>  is and how it works?
>      .de X
>      .so /etc/motd
>      .tm it never gets here
>      ..
>      .X

Is the input file >64k?  Are you running on a 16-bit machine?
The n/troff sources neglect to declare lseek() as long.