This evaluates form’s inside handle-lisp-errors. It also binds
package to the package named by Current Package if it is non-nil.
Use this when evaluating Lisp code on behalf of the user.
This iterates over alphabetic characters in Common Lisp binding var to each
character in order as specified under character relations in Common Lisp the
Language. Kind is one of :lower, :upper, or :both. When
the user supplies :both, lowercase characters are processed first.