Let NIL be a possible argument for (SETF MACRO-FUNCTION).
Let NIL be a possible argument for (SETF MACRO-FUNCTION).

vtomole/SICL,clasp-developers/SICL,vtomole/SICL,vtomole/SICL,clasp-developers/SICL,vtomole/SICL,clasp-developers/SICL,clasp-developers/SICL