SPECPDL_UNWIND_VOID 3610 src/eval.c       specpdl_ptr->unwind_void.kind = SPECPDL_UNWIND_VOID;
SPECPDL_UNWIND_VOID 3648 src/eval.c         case SPECPDL_UNWIND_VOID:
SPECPDL_UNWIND_VOID 3724 src/eval.c       p->unwind_void.kind = SPECPDL_UNWIND_VOID;
SPECPDL_UNWIND_VOID 4190 src/eval.c             case SPECPDL_UNWIND_VOID: