anchor.diff:    (:report (lambda (condition stream)
   	     (format stream (message condition)))))
   
  -(defgeneric make-mp-support-error ()
  -  (:documentation "Creates a BORDEAUX-MP condition which specifies
  -  whether there is no BORDEAUX-MP support for the implementation, no
  +(defgeneric make-threading-support-error ()
  +  (:documentation "Creates a BORDEAUX-THREADS condition which specifies
  +  whether there is no BORDEAUX-THREADS support for the implementation, no
     threads enabled for the system, or no support for a particular
     function.")
     (:method ()
  
positive.code: 
  (defpackage bordeaux-threads
    (:nicknames #:bt #:threads)
    (:documentation "BORDEAUX-MP is a proposed standard for a minimal
    MP/Threading interface. It is similar to the CLIM-SYS threading and
    lock support, but for the following broad differences:
  
    1) Some behaviours are defined in additional detail: attention has
  
negative.code:   single-thread implementations without need of conditionals.
  
    To avoid conflict with existing MP/threading interfaces in
    implementations, these symbols live in the BORDEAUX-THREADS package.
    Implementations and/or users may also make them visible or exported
    in other more traditionally named packages.")
    (:use #:cl)
  