While packaging fribidi, I got a lintian warning about fribidi_remove_bidi_marks.3 manpage, regarding the use of a dash (-) to indicate a hyphen in '-1', so I fixed it using the attached patch.
Created attachment 66207 [details] [review]
emphasize that a hyphen is really needed in "-1" by writing it as \(hy1
Well, those are auto-generated by an unmaintained tool called c2man... So I rather just leave it as is for now.