anchor.diff:  
      ;; Address Predicates
      #:abstract-address-p
  +   #:address=
  +   #:address-equal-p
      #:addressp
      #:inet-address-loopback-p
      #:inet-address-multicast-p
  
positive.code:    #:socket-connection-reset-error
     #:socket-connection-timeout-error
     #:socket-endpoint-shutdown-error
     #:socket-error
     #:socket-host-down-error
     #:socket-host-unreachable-error
     #:socket-network-down-error
  
negative.code:    #:inet-addresses-in-same-network-p
     #:inet-address-network-class
  
     ;; Low-level Address Conversion
     #:colon-separated-to-vector
     #:dotted-to-integer
     #:dotted-to-vector
     #:integer-to-dotted
     #:integer-to-vector
     #:string-address-to-vector
     #:vector-to-colon-separated
     #:vector-to-dotted
     #:vector-to-integer
     #:map-ipv4-address-to-ipv6
     #:map-ipv6-address-to-ipv4
  
     ;; Hostname, Service, and Protocol Lookups
     #:ensure-hostname
     #:lookup-host
  