+
+(preferred-subnet-case
+ (fretwank
+ (setf *default-zone-source* 'metalzone.distorted.org.uk.)
+ (defhost mail metalzone)
+ (defhost bloghost vampire))
+ (t
+ (setf *default-zone-source* 'guvnor.distorted.org.uk.)
+ (defhost mail guvnor.demon)
+ (defhost bloghost guvnor.demon)))