diff --git a/bin/Makefile.in b/bin/Makefile.in

index ce7a2da..4e6a824 100644

--- a/bin/Makefile.in

+++ b/bin/Makefile.in

@@ -11,8 +11,8 @@ srcdir =	@srcdir@

 VPATH =		@srcdir@

 top_srcdir =	@top_srcdir@

-SUBDIRS =	named named-pkcs11 rndc dig delv dnssec dnssec-pkcs11 tools nsupdate \

-		check confgen @NZD_TOOLS@ @PYTHON_TOOLS@ @PKCS11_TOOLS@ tests

+SUBDIRS =	named named-sdb named-pkcs11 rndc dig delv dnssec dnssec-pkcs11 tools nsupdate \

+		check confgen @NZD_TOOLS@ @PYTHON_TOOLS@ @PKCS11_TOOLS@ sdb_tools tests

 TARGETS =

 @BIND9_MAKE_RULES@

diff --git a/bin/named-sdb/Makefile.in b/bin/named-sdb/Makefile.in

index 4cfed4d..c6b42b2 100644

--- a/bin/named-sdb/Makefile.in

+++ b/bin/named-sdb/Makefile.in

@@ -30,10 +30,10 @@ VERSION=@BIND9_VERSION@

 #

 # Add database drivers here.

 #

-DBDRIVER_OBJS =

-DBDRIVER_SRCS =

+DBDRIVER_OBJS =	ldapdb.@O@ pgsqldb.@O@ sqlitedb.@O@ dirdb.@O@

+DBDRIVER_SRCS =	ldapdb.c pgsqldb.c sqlitedb.c dirdb.c

 DBDRIVER_INCLUDES =

-DBDRIVER_LIBS =

+DBDRIVER_LIBS =	-lldap -llber -lsqlite3 -lpq

 DLZ_DRIVER_DIR =	${top_srcdir}/contrib/dlz/drivers

@@ -80,7 +80,7 @@ NOSYMLIBS =	${LWRESLIBS} ${DNSLIBS} ${BIND9LIBS} \

 SUBDIRS =	unix

-TARGETS =	named@EXEEXT@ lwresd@EXEEXT@ feature-test@EXEEXT@

+TARGETS =	named-sdb@EXEEXT@ feature-test-sdb@EXEEXT@

 GEOIPLINKOBJS = geoip.@O@

 GEOIP2LINKOBJS = geoip.@O@

@@ -154,7 +154,7 @@ server.@O@: server.c

 		-DPRODUCT=\"${PRODUCT}\" \

 		-DVERSION=\"${VERSION}\" -c ${srcdir}/server.c

-named@EXEEXT@: ${OBJS} ${DEPLIBS}

+named-sdb@EXEEXT@: ${OBJS} ${DEPLIBS}

 	export MAKE_SYMTABLE="yes"; \

 	export BASEOBJS="${OBJS} ${UOBJS}"; \

 	${FINALBUILDCMD}

@@ -168,7 +168,7 @@ feature-test.@O@: ${top_srcdir}/bin/tests/system/feature-test.c

 	${LIBTOOL_MODE_COMPILE} ${CC} ${ALL_CFLAGS} \

 		-c ${top_srcdir}/bin/tests/system/feature-test.c

-feature-test@EXEEXT@: feature-test.@O@

+feature-test-sdb@EXEEXT@: feature-test.@O@

 	${LIBTOOL_MODE_LINK} ${PURIFY} ${CC} ${CFLAGS} ${LDFLAGS} \

 		-o $@ feature-test.@O@ ${ISCLIBS} ${LIBS}

@@ -190,8 +190,6 @@ statschannel.@O@: bind9.xsl.h

 installdirs:

 	$(SHELL) ${top_srcdir}/mkinstalldirs ${DESTDIR}${sbindir}

-	$(SHELL) ${top_srcdir}/mkinstalldirs ${DESTDIR}${mandir}/man5

-	$(SHELL) ${top_srcdir}/mkinstalldirs ${DESTDIR}${mandir}/man8

 install-man5: named.conf.5

 	${INSTALL_DATA} $^ ${DESTDIR}${mandir}/man5

@@ -201,16 +199,11 @@ install-man8: named.8 lwresd.8

 install-man: install-man5 install-man8

-install:: named@EXEEXT@ lwresd@EXEEXT@ installdirs install-man

-	${LIBTOOL_MODE_INSTALL} ${INSTALL_PROGRAM} named@EXEEXT@ ${DESTDIR}${sbindir}

-	(cd ${DESTDIR}${sbindir}; rm -f lwresd@EXEEXT@; @LN@ named@EXEEXT@ lwresd@EXEEXT@)

+install:: ${TARGETS} installdirs

+	${LIBTOOL_MODE_INSTALL} ${INSTALL_PROGRAM} named-sdb@EXEEXT@ ${DESTDIR}${sbindir}

 uninstall::

-	rm -f ${DESTDIR}${mandir}/man5/named.conf.5

-	rm -f ${DESTDIR}${mandir}/man8/lwresd.8

-	rm -f ${DESTDIR}${mandir}/man8/named.8

-	rm -f ${DESTDIR}${sbindir}/lwresd@EXEEXT@

-	${LIBTOOL_MODE_UNINSTALL} rm -f ${DESTDIR}${sbindir}/named@EXEEXT@

+	${LIBTOOL_MODE_UNINSTALL} rm -f ${DESTDIR}${sbindir}/named-sdb@EXEEXT@

 @DLZ_DRIVER_RULES@

diff --git a/bin/named-sdb/main.c b/bin/named-sdb/main.c

index c9fc3cc..148ebb3 100644

--- a/bin/named-sdb/main.c

+++ b/bin/named-sdb/main.c

@@ -97,6 +97,10 @@

  * Include header files for database drivers here.

  */

 /* #include "xxdb.h" */

+#include "ldapdb.h"

+#include "pgsqldb.h"

+#include "sqlitedb.h"

+#include "dirdb.h"

 #ifdef CONTRIB_DLZ

 /*

@@ -1134,6 +1138,11 @@ setup(void) {

 		ns_main_earlyfatal("isc_app_start() failed: %s",

 				   isc_result_totext(result));

+	ldapdb_clear();

+	pgsqldb_clear();

+	dirdb_clear();

+	sqlitedb_clear();

+

 	isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

 		      ISC_LOG_NOTICE, "starting %s %s%s%s <id:%s>",

 		      ns_g_product, ns_g_version,

@@ -1334,6 +1343,75 @@ setup(void) {

 				   isc_result_totext(result));

 #endif

+        result = ldapdb_init();

+        if (result != ISC_R_SUCCESS)

+        {

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_ERROR, 

+                          "SDB ldap module initialisation failed: %s.",

+                          isc_result_totext(result)

+                );

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_ERROR, 

+                          "SDB ldap zone database will be unavailable."

+                );

+        }else

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_NOTICE, "SDB ldap zone database module loaded."

+                         );

+

+        result = pgsqldb_init();

+        if (result != ISC_R_SUCCESS)

+        {

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_ERROR, 

+                          "SDB pgsql module initialisation failed: %s.",

+                          isc_result_totext(result)

+                );

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_ERROR, 

+                          "SDB pgsql zone database will be unavailable."

+                );

+        }else

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_NOTICE, "SDB postgreSQL DB zone database module loaded."

+                         );

+

+        result = sqlitedb_init();

+        if (result != ISC_R_SUCCESS)

+        {

+             isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_ERROR, 

+                          "SDB sqlite3 module initialisation failed: %s.",

+                          isc_result_totext(result)

+                );

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_ERROR, 

+                          "SDB sqlite3 zone database will be unavailable."

+                );

+        }else

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_NOTICE, "SDB sqlite3 DB zone database module loaded."

+                         );

+

+        result = dirdb_init();

+        if (result != ISC_R_SUCCESS)

+        {

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_ERROR, 

+                          "SDB directory DB module initialisation failed: %s.",

+                          isc_result_totext(result)

+                );

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_ERROR, 

+                          "SDB directory DB zone database will be unavailable."

+                );

+        }else

+            isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

+                          ISC_LOG_NOTICE, "SDB directory DB zone database module loaded."

+                         );

+

+

 	ns_server_create(ns_g_mctx, &ns_g_server);

 #ifdef HAVE_LIBSECCOMP

@@ -1376,6 +1454,11 @@ cleanup(void) {

 	dns_name_destroy();

+	ldapdb_clear();

+	pgsqldb_clear();

+	sqlitedb_clear();

+	dirdb_clear();

+

 	isc_log_write(ns_g_lctx, NS_LOGCATEGORY_GENERAL, NS_LOGMODULE_MAIN,

 		      ISC_LOG_NOTICE, "exiting");

 	ns_log_shutdown();

diff --git a/bin/named/Makefile.in b/bin/named/Makefile.in

index 4cfed4d..f4bce7b 100644

--- a/bin/named/Makefile.in

+++ b/bin/named/Makefile.in

@@ -45,10 +45,10 @@ DLZDRIVER_LIBS =	@DLZ_DRIVER_LIBS@

 CINCLUDES =	-I${srcdir}/include -I${srcdir}/unix/include -I. \

 		${LWRES_INCLUDES} ${DNS_INCLUDES} ${BIND9_INCLUDES} \

 		${ISCCFG_INCLUDES} ${ISCCC_INCLUDES} ${ISC_INCLUDES} \

-		${DLZDRIVER_INCLUDES} ${DBDRIVER_INCLUDES} ${MAXMINDDB_CFLAGS} \

+		${MAXMINDDB_CFLAGS} \

 		@DST_OPENSSL_INC@

-CDEFINES =      @CONTRIB_DLZ@ @USE_GSSAPI@ @CRYPTO@

+CDEFINES =      @USE_GSSAPI@ @CRYPTO@

 CWARNINGS =

@@ -72,11 +72,11 @@ DEPLIBS =	${LWRESDEPLIBS} ${DNSDEPLIBS} ${BIND9DEPLIBS} \

 LIBS =		${LWRESLIBS} ${DNSLIBS} ${BIND9LIBS} \

 		${ISCCFGLIBS} ${ISCCCLIBS} ${ISCLIBS} \

-		${DLZDRIVER_LIBS} ${DBDRIVER_LIBS} @LIBS@

+		@LIBS@

 NOSYMLIBS =	${LWRESLIBS} ${DNSLIBS} ${BIND9LIBS} \

 		${ISCCFGLIBS} ${ISCCCLIBS} ${ISCNOSYMLIBS} \

-		${DLZDRIVER_LIBS} ${DBDRIVER_LIBS} @LIBS@

+		@LIBS@

 SUBDIRS =	unix

@@ -94,8 +94,7 @@ OBJS =		builtin.@O@ client.@O@ config.@O@ control.@O@ \

 		tkeyconf.@O@ tsigconf.@O@ update.@O@ xfrout.@O@ \

 		zoneconf.@O@ \

 		lwaddr.@O@ lwresd.@O@ lwdclient.@O@ lwderror.@O@ lwdgabn.@O@ \

-		lwdgnba.@O@ lwdgrbn.@O@ lwdnoop.@O@ lwsearch.@O@ \

-		${DLZDRIVER_OBJS} ${DBDRIVER_OBJS}

+		lwdgnba.@O@ lwdgrbn.@O@ lwdnoop.@O@ lwsearch.@O@

 UOBJS =		unix/os.@O@ unix/dlz_dlopen_driver.@O@

@@ -113,8 +112,7 @@ SRCS =		builtin.c client.c config.c control.c \

 		tkeyconf.c tsigconf.c update.c xfrout.c \

 		zoneconf.c \

 		lwaddr.c lwresd.c lwdclient.c lwderror.c lwdgabn.c \

-		lwdgnba.c lwdgrbn.c lwdnoop.c lwsearch.c \

-		${DLZDRIVER_SRCS} ${DBDRIVER_SRCS}

+		lwdgnba.c lwdgrbn.c lwdnoop.c lwsearch.c

 MANPAGES =	named.8 lwresd.8 named.conf.5

@@ -212,7 +210,5 @@ uninstall::

 	rm -f ${DESTDIR}${sbindir}/lwresd@EXEEXT@

 	${LIBTOOL_MODE_UNINSTALL} rm -f ${DESTDIR}${sbindir}/named@EXEEXT@

-@DLZ_DRIVER_RULES@

-

 named-symtbl.@O@: named-symtbl.c

 	${LIBTOOL_MODE_COMPILE} ${CC} ${ALL_CFLAGS} -c named-symtbl.c

diff --git a/bin/sdb_tools/Makefile.in b/bin/sdb_tools/Makefile.in

index c7e0868..95ab742 100644

--- a/bin/sdb_tools/Makefile.in

+++ b/bin/sdb_tools/Makefile.in

@@ -32,11 +32,11 @@ DEPLIBS =	${LWRESDEPLIBS} ${DNSDEPLIBS} ${BIND9DEPLIBS} \

 LIBS =		${LWRESLIBS} ${DNSLIBS} ${BIND9LIBS} \

 		${ISCCFGLIBS} ${ISCCCLIBS} ${ISCLIBS} ${DBDRIVER_LIBS} @LIBS@

-TARGETS =	zone2ldap@EXEEXT@ zonetodb@EXEEXT@

+TARGETS =	zone2ldap@EXEEXT@ zonetodb@EXEEXT@ zone2sqlite@EXEEXT@

-OBJS	=	zone2ldap.@O@ zonetodb.@O@

+OBJS	=	zone2ldap.@O@ zonetodb.@O@ zone2sqlite.@O@

-SRCS    =       zone2ldap.c zonetodb.c

+SRCS    =       zone2ldap.c zonetodb.c zone2sqlite.c

 MANPAGES =      zone2ldap.1

@@ -50,6 +50,9 @@ zone2ldap@EXEEXT@: zone2ldap.@O@ ${DEPLIBS}

 zonetodb@EXEEXT@: zonetodb.@O@  ${DEPLIBS}

 	${LIBTOOL_MODE_LINK} ${PURIFY} ${CC} ${CFLAGS} ${LDFLAGS} -o $@ zonetodb.@O@ -lpq ${LIBS}

+zone2sqlite@EXEEXT@: zone2sqlite.@O@  ${DEPLIBS}

+	${LIBTOOL_MODE_LINK} ${PURIFY} ${CC} ${ALL_CFLAGS} ${LDFLAGS} -o $@ zone2sqlite.@O@ -lsqlite3 -lssl ${LIBS}

+

 clean distclean manclean maintainer-clean::

 	rm -f ${TARGETS} ${OBJS}

@@ -60,4 +63,5 @@ installdirs:

 install:: ${TARGETS} installdirs

 	${LIBTOOL_MODE_INSTALL} ${INSTALL_PROGRAM} zone2ldap@EXEEXT@ ${DESTDIR}${sbindir}

 	${LIBTOOL_MODE_INSTALL} ${INSTALL_PROGRAM} zonetodb@EXEEXT@  ${DESTDIR}${sbindir}

+	${LIBTOOL_MODE_INSTALL} ${INSTALL_PROGRAM} zone2sqlite@EXEEXT@ ${DESTDIR}${sbindir}

 	${INSTALL_DATA} ${srcdir}/zone2ldap.1 ${DESTDIR}${mandir}/man1/zone2ldap.1

diff --git a/configure.ac b/configure.ac

index f85f45f..7d28c52 100644

--- a/configure.ac

+++ b/configure.ac

@@ -5400,6 +5400,8 @@ AC_CONFIG_FILES([

 	bin/named/unix/Makefile

 	bin/named-pkcs11/Makefile

 	bin/named-pkcs11/unix/Makefile

+	bin/named-sdb/Makefile

+	bin/named-sdb/unix/Makefile

 	bin/nsupdate/Makefile

 	bin/pkcs11/Makefile

 	bin/python/Makefile

@@ -5424,6 +5426,7 @@ AC_CONFIG_FILES([

 	bin/python/isc/tests/policy_test.py

 	bin/python/isc/utils.py

 	bin/rndc/Makefile

+	bin/sdb_tools/Makefile

 	bin/tests/Makefile

 	bin/tests/headerdep_test.sh

 	bin/tests/optional/Makefile