- SP_PARM, ToLines, ToCols,
- SP_PARM == 0 ? -1 : screen_lines(SP_PARM),
- SP_PARM == 0 ? -1 : screen_columns(SP_PARM)));
+ (void *) SP_PARM, ToLines, ToCols,
+ (SP_PARM == 0) ? -1 : screen_lines(SP_PARM),
+ (SP_PARM == 0) ? -1 : screen_columns(SP_PARM)));