




Contains keywords determining what to do about a given action list operation when the action list already exists.
A list containing either :warn or :silent, determining whether to notify the user, and either :skip or :redefine to determine what to do about an action list operation when the action list already exists. The initial value is (:warn :skip).
It is used by the macro define-action-list .
LispWorks User Guide and Reference Manual - 20 Sep 2017