From 5f37344d076f8cbd93a1842814b97763c3decc9a Mon Sep 17 00:00:00 2001
From: Timo Aaltonen <tjaalton@debian.org>
Date: Mar 20 2023 09:23:41 +0000
Subject: Fix building against bind 9.18.13


db_registered got dropped from dns_rpc_zone.

Signed-off-by: Timo Aaltonen <tjaalton@debian.org>

---

diff --git a/configure.ac b/configure.ac
index 9f7f364..16e61c6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -160,6 +160,14 @@ int main(void) {
 [AC_MSG_ERROR([Cross compiling is not supported.])]
 )
 
+# Check db_registered
+AC_CHECK_HEADER(dns/rpz.h, [], [AC_MSG_ERROR([dns/rpz.h not found])])
+AC_CHECK_MEMBER([struct dns_rpz_zone.db_registered],
+                [AC_DEFINE([HAVE_DB_REGISTERED], [1],
+                           [Struct dns_rpz_zone has db_registered])],
+                [AC_MSG_NOTICE([Struct dns_rpz_zone has no db_registered])],
+                [[#include <dns/rpz.h>]])
+
 dnl dns_db_setservestalettl() can be backported, detect support
 AC_CHECK_LIB([dns], [dns_db_setservestalettl],
   [AC_DEFINE([HAVE_DNS_SERVESTALE], 1, [Define if dns library provides dns_db_setservestalettl])]
diff --git a/src/ldap_driver.c b/src/ldap_driver.c
index e4aeeb2..7f250b9 100644
--- a/src/ldap_driver.c
+++ b/src/ldap_driver.c
@@ -814,7 +814,9 @@ rpz_attach(dns_db_t *db, void *void_rpzs, uint8_t rpz_num)
 
 	REQUIRE(VALID_LDAPDB(ldapdb));
 
+#if defined(HAVE_DB_REGISTERED)
 	rpzs->zones[rpz_num]->db_registered = true;
+#endif
 	result = dns_db_updatenotify_register(ldapdb->rbtdb,
 					      dns_rpz_dbupdate_callback,
 					      rpzs->zones[rpz_num]);