Index: iptables-1.4.21/extensions/libxt_conntrack.c
===================================================================
--- iptables-1.4.21.orig/extensions/libxt_conntrack.c
+++ iptables-1.4.21/extensions/libxt_conntrack.c
@@ -1157,6 +1157,7 @@ static void state_save(const void *ip, c
 }
 
 static struct xtables_match conntrack_mt_reg[] = {
+#ifndef NO_LEGACY
 	{
 		.version       = XTABLES_VERSION,
 		.name          = "conntrack",
@@ -1232,6 +1233,7 @@ static struct xtables_match conntrack_mt
 		.alias	       = conntrack_print_name_alias,
 		.x6_options    = conntrack2_mt_opts,
 	},
+#endif
 	{
 		.version       = XTABLES_VERSION,
 		.name          = "conntrack",
@@ -1262,6 +1264,7 @@ static struct xtables_match conntrack_mt
 		.alias	       = conntrack_print_name_alias,
 		.x6_options    = conntrack3_mt_opts,
 	},
+#ifndef NO_LEGACY
 	{
 		.family        = NFPROTO_UNSPEC,
 		.name          = "state",
@@ -1292,6 +1295,7 @@ static struct xtables_match conntrack_mt
 		.x6_parse      = state_ct23_parse,
 		.x6_options    = state_opts,
 	},
+#endif
 	{
 		.family        = NFPROTO_UNSPEC,
 		.name          = "state",
@@ -1307,6 +1311,7 @@ static struct xtables_match conntrack_mt
 		.x6_parse      = state_ct23_parse,
 		.x6_options    = state_opts,
 	},
+#ifndef NO_LEGACY
 	{
 		.family        = NFPROTO_UNSPEC,
 		.name          = "state",
@@ -1320,6 +1325,7 @@ static struct xtables_match conntrack_mt
 		.x6_parse      = state_parse,
 		.x6_options    = state_opts,
 	},
+#endif
 };
 
 void _init(void)
Index: iptables-1.4.21/extensions/libxt_CT.c
===================================================================
--- iptables-1.4.21.orig/extensions/libxt_CT.c
+++ iptables-1.4.21/extensions/libxt_CT.c
@@ -290,6 +290,7 @@ static void notrack_ct2_tg_init(struct x
 }
 
 static struct xtables_target ct_target_reg[] = {
+#ifndef NO_LEGACY
 	{
 		.family		= NFPROTO_UNSPEC,
 		.name		= "CT",
@@ -315,6 +316,7 @@ static struct xtables_target ct_target_r
 		.x6_parse	= ct_parse_v1,
 		.x6_options	= ct_opts_v1,
 	},
+#endif
 	{
 		.family		= NFPROTO_UNSPEC,
 		.name		= "CT",
@@ -329,6 +331,7 @@ static struct xtables_target ct_target_r
 		.x6_parse	= ct_parse_v1,
 		.x6_options	= ct_opts_v1,
 	},
+#ifndef NO_LEGACY
 	{
 		.family        = NFPROTO_UNSPEC,
 		.name          = "NOTRACK",
@@ -366,6 +369,7 @@ static struct xtables_target ct_target_r
 		.revision      = 0,
 		.version       = XTABLES_VERSION,
 	},
+#endif
 };
 
 void _init(void)
Index: iptables-1.4.21/extensions/libxt_multiport.c
===================================================================
--- iptables-1.4.21.orig/extensions/libxt_multiport.c
+++ iptables-1.4.21/extensions/libxt_multiport.c
@@ -469,6 +469,7 @@ static void multiport_save6_v1(const voi
 }
 
 static struct xtables_match multiport_mt_reg[] = {
+#ifndef NO_LEGACY
 	{
 		.family        = NFPROTO_IPV4,
 		.name          = "multiport",
@@ -497,6 +498,7 @@ static struct xtables_match multiport_mt
 		.save          = multiport_save6,
 		.x6_options    = multiport_opts,
 	},
+#endif
 	{
 		.family        = NFPROTO_IPV4,
 		.name          = "multiport",
