The function accepting-handle-collection
returns the collection associated with accepting-handle.
accepting-handle has to be an accepting handle, currently that means the result of accept-tcp-connections-creating-async-io-states.
result is the collection that was supplied to accept-tcp-connections-creating-async-io-states, but for a closed handle result is nil
.
LispWorks User Guide and Reference Manual - 20 Sep 2017