R MLISPC 39↔ (MLISP(MACROS.MLI)NIL≠ (MLISP(MACRO1.MLI)NIL≠ (MLISP(PPRINT.MLI)NIL≠ β | R COMPLR 39↔ (COMPL(PPRINT.LSP)(MACRO1.LSP≠ β | COPY PPRINT[S,DAV]/Q/L←PPRINT.LAP,MACRO1.LAP,MACROS.LSP↔ | DEL *.LAP,*.LSP,*.TMP,*.RPG↔ |