(module base mzscheme

  (require (file "exn.ss"))
  
  ; Structure types ------------------------------
  
  (define-struct (exn:unlib exn) ())
  (define-struct (exn:fail:unlib exn:fail) ())

  ; Provide statements ---------------------------
  
  (provide (all-defined)
           (all-from (file "exn.ss")))

  )