"git@gitlab.common-lisp.net:cshapiro/cmucl.git" did not exist on "a8c27cfaf46ae1fc6d062d4db9e2249b96749b44"
closures. Changed UNDEFINE-STRUCTURE to take a class, since that's how compiler/proclaim is calling it.
closures. Changed UNDEFINE-STRUCTURE to take a class, since that's how compiler/proclaim is calling it.