6198. [func] Remove the holes in the isc_result_t enum to compact
the isc_result tables. [GL #4149]
+6197. [bug] Fix a data race between the dns_zone and dns_catz
+ modules when registering/unregistering a database
+ update notification callback for a catalog zone.
+ [GL #4132]
+
6196. [cleanup] Report "permission denied" instead of "unexpected error"
when trying to update a zone file on a read-only file
system. Thanks to Midnight Veil. [GL #4134]