troff revision 186691 
1#------------------------------------------------------------------------------
2# troff:  file(1) magic for *roff
3#
4# updated by Daniel Quinlan (quinlan@yggdrasil.com)
5
6# troff input
70	search/1	.\\"		troff or preprocessor input text
8!:mime	text/troff
90	search/1	'\\"		troff or preprocessor input text
10!:mime	text/troff
110	search/1	'.\\"		troff or preprocessor input text
12!:mime	text/troff
130	search/1	\\"		troff or preprocessor input text
14!:mime	text/troff
150	search/1	'''		troff or preprocessor input text
16!:mime	text/troff
17
18# ditroff intermediate output text
190	search/1	x\ T		ditroff output text
20>4	search/1	cat		for the C/A/T phototypesetter
21>4	search/1	ps		for PostScript
22>4	search/1	dvi		for DVI
23>4	search/1	ascii		for ASCII
24>4	search/1	lj4		for LaserJet 4
25>4	search/1	latin1		for ISO 8859-1 (Latin 1)
26>4	search/1	X75		for xditview at 75dpi
27>>7	search/1	-12		(12pt)
28>4	search/1	X100		for xditview at 100dpi
29>>8	search/1	-12		(12pt)
30
31# output data formats
320	string		\100\357	very old (C/A/T) troff output data
33