Common Lisp: Use mal-nil and listify wherever applicable
Common Lisp: Use mal-nil and listify wherever applicable

foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal,foresterre/mal