modifies the dynamic execution state of
. It performs a non-local exit from the currently running function, to cause the process's main function to return.
forms will be run.
causes an asynchronous non-local exit, it is possible that it can occur within an
cleanup form or before data used by an
cleanup form has been initialized. In some cases, not all cleanups within that form will be run.
LispWorks User Guide and Reference Manual - 21 Dec 2011