manlifter(1) on Linux
The text 7d4a7e71b41d, as Debian 10 (Buster) shipped it.
mass-conversion script and test harness for doclifter
Flags it lists
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-I -
-M -
-S -
-X -
-d -
-e -
-f -
-h -
-m -
-o -
-p -
-q -
-s -
-v