[master] Correct BIND9 dns API call constant

    Merges in rt47757

RELNOTES

@@ -87,9 +87,21 @@ ISC DHCP is open source software maintained by Internet Systems
 Consortium.  This product includes cryptographic software written
 by Eric Young (eay@cryptsoft.com).
 
-            Changes since 4.4.0 (New Features)
+		Changes since 4.4.1 (New Features)
 - none
-		    Changes since 4.4.0 (Bug Fixes)
+
+		Changes since 4.4.1 (Bug Fixes)
+
+- Corrected a misuse of the BIND9 DDNS API which caused DDNS updates to be
+  carried out over TCP rather than UDP. The coding error was exposed by
+  migration to BIND9 9.11.  Thanks to Jinmei Tatuya at Infoblox for
+  reporting the issue.
+  [ISC-Bugs #47757]
+
+		Changes since 4.4.0 (New Features)
+- none
+
+		Changes since 4.4.0 (Bug Fixes)
 
 - A delayed-ack value of 0 (the default), now correctly disables the delayed
   feature.  A change in 4.4.0 prohibited lease updates marking leases active

common/dns.c

@@ -2708,7 +2708,7 @@ ddns_modify_fwd(dhcp_ddns_cb_t *ddns_cb, const char *file, int line)
 			     dns_rdataclass_in, zname,
 			     &prereqlist, &updatelist,
 			     zlist, tsec_key,
-			     DNS_CLIENTRESOPT_ALLOWRUN,
+			     DNS_CLIENTUPDOPT_ALLOWRUN,
 			     dhcp_gbl_ctx.task,
 			     ddns_interlude,
 			     (void *)ddns_cb,
@@ -2903,7 +2903,7 @@ ddns_modify_ptr(dhcp_ddns_cb_t *ddns_cb, const char *file, int line)
 			     dns_rdataclass_in, zname,
 			     NULL, &updatelist,
 			     zlist, tsec_key,
-			     DNS_CLIENTRESOPT_ALLOWRUN,
+			     DNS_CLIENTUPDOPT_ALLOWRUN,
 			     dhcp_gbl_ctx.task,
 			     ddns_interlude, (void *)ddns_cb,
 			     &ddns_cb->transaction);