Document a pair of settings




     ┌────────────────────────────────────────┐
     │ Setting         Meaning                │
     ├────────────────────────────────────────┤
     │ Device          Selects  PDF, terminal │
     │                 text or  HTML  output. │
     │                 The   document  source │
     │                 remains a  plain  text │
     │                 file.                  │
     │ Macro package   Selects a document vo‐ │
     │                 cabulary  such  as ms, │
     │                 man or mdoc.           │
     └────────────────────────────────────────┘

     GRF‐08‐003