Our 4.1bsd unix has a program called 'soelim' which is pretty good
at following .so entries.  It has one bug that I know of:
it will even follow a .so which does not start in column 1,
unlike the real nroff.
-- 
Spoken: Mark Weiser 	ARPA:	mark at maryland
CSNet:	mark at umcp-cs 	UUCP:	{seismo,allegra}!umcp-cs!mark