good morning; this commit[1] changes the declaration for *system-definition-search- functions* in order that an upgrade modify it. would it not be better to unbind it in the "hot-upgrade" section? --- [1]: http://common-lisp.net/gitweb?p=projects/asdf/ asdf.git;a=commitdiff;h=09fd9358e07eff9e2174a3c730b8b4994bf4e68c