You can load the supplied version of ASDF 2 by
Optionally, if you actually want your later version of ASDF 2, do
You may need to configure ASDF. For the language-level interface you should follow the ASDF documentation at
Then load your ASDF system definitions and you are ready to work with ASDF systems in LispWorks.
It is possible to work with both Common Defsystem and ASDF in the same LispWorks image, as long as you use the appropriate APIs to operate on each type of system.
LispWorks User Guide and Reference Manual - 21 Dec 2011