Silence IRIX warning:
Silence IRIX warning:

"journal.c", line 169: remark(1552): variable "zoneclass" was set but never
          used

by removing zoneclass declaration and zoneclass = dns_db_class(db) from
dns_db_createsoatuple.

pecharmin/bind9,each/bind9-collab,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,each/bind9-collab,each/bind9-collab,pecharmin/bind9,each/bind9-collab,pecharmin/bind9,pecharmin/bind9,each/bind9-collab