X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~mdw/git/zone/blobdiff_plain/32ebbe9b0fcc1a698c6ffec760259c5f7e953a9d..a2267e14628e71bdac3a67f1aca1686ee03eccc4:/net.lisp

diff --git a/net.lisp b/net.lisp
index c8852f9..7cd7e6d 100644
--- a/net.lisp
+++ b/net.lisp
@@ -156,8 +156,8 @@ (defgeneric ipaddr-comparable-p (addr-a addr-b)
     (eq (class-of addr-a) (class-of addr-b))))
 
 (defun guess-address-class (str &key (start 0) (end nil))
-  (declare (ignore str start end))
-  'ip4addr)
+  (cond ((position #\: str :start start :end end) 'ip6addr)
+	(t 'ip4addr)))
 
 (defgeneric parse-partial-ipaddr (class str &key start end min max)
   (:method ((object t) str &rest keywords)