anchor.diff:  
      ;; Address Predicates
      #:abstract-address-p
  +   #:address=
  +   #:address-equal-p
      #:addressp
      #:inet-address-loopback-p
      #:inet-address-multicast-p
  
positive.code:   (:export
     ;; Conditions
     #:posix-error
     #:resolver-error
     #:resolver-again-error
     #:resolver-fail-error
     #:resolver-no-name-error
     #:resolver-unknown-error
     #:socket-address-in-use-error
     #:socket-address-not-available-error
     #:socket-already-connected-error
  
negative.code:    #:local-address
  
     ;; Address Functions
     #:address-name
     #:address-type
     #:address-to-string
     #:address-to-vector
     #:copy-address
     #:ensure-address
     #:make-address
  