  Written in # % kernel to avoid adding any module - attachment
  dependencies . Initialized by the  integration tool .

(module drracket-link '#%kernel
  (#%provide link)

  #|

  If initialized (has non-#f value), the box should contain a vector
  of the following procedures:
  
  (vector get-errortrace-backtrace
          show-backtrace
          show-source)
  |#

  (define-values (link) (box #f)))



  If initialized (has non-#f value), the box should contain a vector
  of the following procedures:
  
  (vector get-errortrace-backtrace
          show-backtrace
          show-source)
  
  Written in # % kernel to avoid adding any module - attachment
  dependencies . Initialized by the  integration tool .

(module drracket-link '#%kernel
  (#%provide link)


  (define-values (link) (box #f)))
