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30 .\" @(#)ul.1 8.1 (Berkeley) 6/6/93
45 reads the named files (or standard input if none are given)
46 and translates occurrences of underscores to the sequence
47 which indicates underlining for the terminal in use, as specified
48 by the environment variable
51 .Pa /usr/share/misc/termcap
52 is read to determine the appropriate sequences for underlining.
53 If the terminal is incapable of underlining, but is capable of
54 a standout mode then that is used instead.
55 If the terminal can overstrike,
56 or handles underlining automatically,
60 If the terminal cannot underline, underlining is ignored.
62 The following options are available:
65 Underlining is indicated by a separate line containing appropriate
66 dashes `\-'; this is useful when you want to look at the underlining
67 which is present in an
69 output stream on a crt-terminal.
71 Overrides the terminal type specified in the environment with
75 The following environment variable is used:
80 variable is used to relate a tty device
81 with its device capability description (see
84 is set at login time, either by the default terminal type
87 or as set during the login process by the user in their
90 .Xr csh 1 Ns 's Ic setenv ) .
103 usually outputs a series of backspaces and underlines intermixed
104 with the text to indicate underlining. No attempt is made to optimize