Inform about long, help & version and options.
Signed-off-by: Sami Kerola <kerolasa@iki.fi>
.Pp
Available options:
.Bl -tag -width Ds
-.It Fl
+.It Fl , Fl Fl no-underlining
Suppress all underlining.
This option is especially useful for previewing
.Em allboxed
tables from
.Xr tbl 1 .
-.It Fl 2
+.It Fl 2, Fl Fl half-lines
Causes all half-lines to be printed, effectively double spacing the output.
Normally, a minimal space output format is used which will suppress empty
lines.
.Fl 2
option is useful for sending output to the line printer when the output
contains superscripts and subscripts which would otherwise be invisible.
+.It Fl V, Fl Fl version
+Output version information and exit.
+.It Fl h, Fl Fl help
+Output help and exit.
.El
.Sh EXAMPLES
A typical use of