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2 .\" The Regents of the University of California. All rights reserved.
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32 .\" @(#)ul.1 8.1 (Berkeley) 6/6/93
47 reads the named files (or standard input if none are given)
48 and translates occurrences of underscores to the sequence
49 which indicates underlining for the terminal in use, as specified
50 by the environment variable
54 database is read to determine the appropriate sequences for underlining.
55 If the terminal is incapable of underlining, but is capable of
56 a standout mode then that is used instead.
57 If the terminal can overstrike,
58 or handles underlining automatically,
62 If the terminal cannot underline, underlining is ignored.
64 The following options are available:
67 Underlining is indicated by a separate line containing appropriate
68 dashes `\-'; this is useful when you want to look at the underlining
69 which is present in an
71 output stream on a crt-terminal.
73 Overrides the terminal type specified in the environment with
77 The following environment variable is used:
82 variable is used to relate a tty device
83 with its device capability description (see
86 is set at login time, either by the default terminal type
89 or as set during the login process by the user in their
100 usually outputs a series of backspaces and underlines intermixed
101 with the text to indicate underlining. No attempt is made to optimize