PPRINT-LOGICAL-BLOCK, and only when the LIST argument to
PPRINT-LOGICAL-BLOCK is supplied."
(error "PPRINT-EXIT-IF-LIST-EXHAUSTED must be lexically inside ~
PPRINT-LOGICAL-BLOCK, and only when the LIST argument to
PPRINT-LOGICAL-BLOCK is supplied."
(error "PPRINT-EXIT-IF-LIST-EXHAUSTED must be lexically inside ~