mandoc: emptyhead.in:13:2: WARNING: empty head in list item: Bl -hang It
mandoc: emptyhead.in:22:2: WARNING: empty head in list item: Bl -ohang It
mandoc: emptyhead.in:31:2: WARNING: empty head in list item: Bl -inset It
mandoc: emptyhead.in:40:2: WARNING: empty head in list item: Bl -diag It