(type symbol slot))
(or (find slot (alien-record-type-fields type)
:key #'alien-record-field-name)
- (error "There is no slot named ~S in ~S" slot type)))
+ (error "There is no slot named ~S in ~S." slot type)))
;;; Extract the value from the named slot from the record ALIEN. If
;;; ALIEN is actually a pointer, then DEREF it first.