-IPT_CONNTRACK-m :=
-IPT_CONNTRACK-$(CONFIG_IP_NF_MATCH_CONNMARK) += $(P_V4)ipt_connmark
-IPT_CONNTRACK-$(CONFIG_IP_NF_TARGET_CONNMARK) += $(P_V4)ipt_CONNMARK
-IPT_CONNTRACK-$(CONFIG_IP_NF_MATCH_CONNTRACK) += $(P_V4)ipt_conntrack
-IPT_CONNTRACK-$(CONFIG_IP_NF_MATCH_HELPER) += $(P_V4)ipt_helper
-IPT_CONNTRACK-$(CONFIG_IP_NF_MATCH_STATE) += $(P_V4)ipt_state
-IPT_CONNTRACK-$(CONFIG_NETFILTER_XT_MATCH_CONNMARK) += $(P_XT)xt_connmark
-IPT_CONNTRACK-$(CONFIG_NETFILTER_XT_TARGET_CONNMARK) += $(P_XT)xt_CONNMARK
-IPT_CONNTRACK-$(CONFIG_NETFILTER_XT_MATCH_CONNTRACK) += $(P_XT)xt_conntrack
-IPT_CONNTRACK-$(CONFIG_NETFILTER_XT_MATCH_HELPER) += $(P_XT)xt_helper
-IPT_CONNTRACK-$(CONFIG_NETFILTER_XT_MATCH_STATE) += $(P_XT)xt_state
-
-
-IPT_EXTRA-m :=
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_CONDITION) += $(P_V4)ipt_condition
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_CONNBYTES) += $(P_V4)ipt_connbytes
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_MATCH_CONNBYTES) += $(P_XT)xt_connbytes
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_LIMIT) += $(P_V4)ipt_limit
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_MATCH_LIMIT) += $(P_XT)xt_limit
-IPT_EXTRA-$(CONFIG_IP_NF_TARGET_LOG) += $(P_V4)ipt_LOG
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_MULTIPORT) += $(P_V4)ipt_multiport
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_MATCH_MULTIPORT) += $(P_XT)xt_multiport
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_OWNER) += $(P_V4)ipt_owner
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_PHYSDEV) += $(P_V4)ipt_physdev
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_PKTTYPE) += $(P_V4)ipt_pkttype
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_MATCH_PKTTYPE) += $(P_XT)xt_pkttype
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_QUOTA) += $(P_V4)ipt_quota
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_RECENT) += $(P_V4)ipt_recent
-IPT_EXTRA-$(CONFIG_IP_NF_TARGET_REJECT) += $(P_V4)ipt_REJECT
-IPT_EXTRA-$(CONFIG_IP_NF_MATCH_STRING) += $(P_V4)ipt_string
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_MATCH_STRING) += $(P_XT)xt_string
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_TARGET_CHAOS) += $(P_XT)xt_CHAOS
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_TARGET_DELUDE) += $(P_XT)xt_DELUDE
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_MATCH_PORTSCAN) += $(P_XT)xt_portscan
-IPT_EXTRA-$(CONFIG_IP_NF_RAW) += $(P_V4)iptable_raw
-IPT_EXTRA-$(CONFIG_NETFILTER_XT_TARGET_NOTRACK) += $(P_XT)xt_NOTRACK
-
-IPT_FILTER-m :=
-IPT_FILTER-$(CONFIG_IP_NF_MATCH_IPP2P) += $(P_V4)ipt_ipp2p
-IPT_FILTER-$(CONFIG_IP_NF_MATCH_LAYER7) += $(P_V4)ipt_layer7
-
-IPT_IMQ-m :=
-IPT_IMQ-$(CONFIG_IP_NF_TARGET_IMQ) += $(P_V4)ipt_IMQ
-
-IPT_IPOPT-m :=
-IPT_IPOPT-$(CONFIG_IP_NF_TARGET_CLASSIFY) += $(P_V4)ipt_CLASSIFY
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_TARGET_CLASSIFY) += $(P_XT)xt_CLASSIFY
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_DSCP) += $(P_V4)ipt_dscp
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_MATCH_DSCP) += $(P_XT)xt_dscp
-IPT_IPOPT-$(CONFIG_IP_NF_TARGET_DSCP) += $(P_V4)ipt_DSCP
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_TARGET_DSCP) += $(P_XT)xt_DSCP
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_ECN) += $(P_V4)ipt_ecn
-IPT_IPOPT-$(CONFIG_IP_NF_TARGET_ECN) += $(P_V4)ipt_ECN
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_LENGTH) += $(P_V4)ipt_length
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_MATCH_LENGTH) += $(P_XT)xt_length
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_MAC) += $(P_V4)ipt_mac
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_MATCH_MAC) += $(P_XT)xt_mac
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_MARK) += $(P_V4)ipt_mark
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_MATCH_MARK) += $(P_XT)xt_mark
-IPT_IPOPT-$(CONFIG_IP_NF_TARGET_MARK) += $(P_V4)ipt_MARK
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_TARGET_MARK) += $(P_XT)xt_MARK
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_TCPMSS) += $(P_V4)ipt_tcpmss
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_MATCH_TCPMSS) += $(P_XT)xt_tcpmss
-IPT_IPOPT-$(CONFIG_IP_NF_TARGET_TCPMSS) += $(P_V4)ipt_TCPMSS
-IPT_IPOPT-$(CONFIG_NETFILTER_XT_TARGET_TCPMSS) += $(P_XT)xt_TCPMSS
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_TOS) += $(P_V4)ipt_tos
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_TIME) += $(P_V4)ipt_time
-IPT_IPOPT-$(CONFIG_IP_NF_TARGET_TOS) += $(P_V4)ipt_TOS
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_TTL) += $(P_V4)ipt_ttl
-IPT_IPOPT-$(CONFIG_IP_NF_TARGET_TTL) += $(P_V4)ipt_TTL
-IPT_IPOPT-$(CONFIG_IP_NF_MATCH_UNCLEAN) += $(P_V4)ipt_unclean
-
-IPT_IPSEC-m :=
-IPT_IPSEC-$(CONFIG_IP_NF_MATCH_AH_ESP) += $(P_V4)ipt_ah $(P_V4)ipt_esp
-IPT_IPSEC-$(CONFIG_IP_NF_MATCH_AH) += $(P_V4)ipt_ah
-IPT_IPSEC-$(CONFIG_NETFILTER_XT_MATCH_ESP) += $(P_XT)xt_esp
-
-IPT_IPSET-m :=
-IPT_IPSET-$(CONFIG_IP_NF_SET) += $(P_V4)ip_set
-IPT_IPSET-$(CONFIG_IP_NF_MATCH_SET) += $(P_V4)ipt_set
-IPT_IPSET-$(CONFIG_IP_NF_SET_IPMAP) += $(P_V4)ip_set_ipmap
-IPT_IPSET-$(CONFIG_IP_NF_SET_MACIPMAP) += $(P_V4)ip_set_macipmap
-IPT_IPSET-$(CONFIG_IP_NF_SET_PORTMAP) += $(P_V4)ip_set_portmap
-IPT_IPSET-$(CONFIG_IP_NF_SET_IPHASH) += $(P_V4)ip_set_iphash
-IPT_IPSET-$(CONFIG_IP_NF_SET_NETHASH) += $(P_V4)ip_set_nethash
-IPT_IPSET-$(CONFIG_IP_NF_SET_IPPORTHASH) += $(P_V4)ip_set_ipporthash
-IPT_IPSET-$(CONFIG_IP_NF_SET_IPTREE) += $(P_V4)ip_set_iptree
-IPT_IPSET-$(CONFIG_IP_NF_TARGET_SET) += $(P_V4)ipt_SET
-
-IPT_NAT-m :=
-ifneq ($(NF_KMOD),1)
- IPT_NAT-$(CONFIG_IP_NF_NAT) += $(P_V4)ipt_SNAT $(P_V4)ipt_DNAT
-endif
-IPT_NAT-$(CONFIG_IP_NF_TARGET_MASQUERADE) += $(P_V4)ipt_MASQUERADE
-IPT_NAT-$(CONFIG_IP_NF_TARGET_MIRROR) += $(P_V4)ipt_MIRROR
-IPT_NAT-$(CONFIG_IP_NF_TARGET_REDIRECT) += $(P_V4)ipt_REDIRECT
-IPT_NAT-$(CONFIG_IP_NF_TARGET_NETMAP) += $(P_V4)ipt_NETMAP
-
-IPT_NAT_DEFAULT-m :=
-IPT_NAT_DEFAULT-$(CONFIG_IP_NF_FTP) += $(P_V4)ip_conntrack_ftp
-IPT_NAT_DEFAULT-$(CONFIG_IP_NF_NAT_FTP) += $(P_V4)ip_nat_ftp
-IPT_NAT_DEFAULT-$(CONFIG_IP_NF_IRC) += $(P_V4)ip_conntrack_irc
-IPT_NAT_DEFAULT-$(CONFIG_IP_NF_NAT_IRC) += $(P_V4)ip_nat_irc
-IPT_NAT_DEFAULT-$(CONFIG_IP_NF_TFTP) += $(P_V4)ip_conntrack_tftp
-
-IPT_NAT_EXTRA-m :=
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_AMANDA) += $(P_V4)ip_conntrack_amanda
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_CT_PROTO_GRE) += $(P_V4)ip_conntrack_proto_gre
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_NAT_PROTO_GRE) += $(P_V4)ip_nat_proto_gre
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_H323) += $(P_V4)ip_conntrack_h323
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_NAT_H323) += $(P_V4)ip_nat_h323
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_MMS) += $(P_V4)ip_conntrack_mms
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_NAT_MMS) += $(P_V4)ip_nat_mms
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_RTSP) += $(P_V4)ip_conntrack_rtsp
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_NAT_RTSP) += $(P_V4)ip_nat_rtsp
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_PPTP) += $(P_V4)ip_conntrack_pptp
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_SIP) += $(P_V4)ip_conntrack_sip
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_NAT_PPTP) += $(P_V4)ip_nat_pptp
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_NAT_SIP) += $(P_V4)ip_nat_sip
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_NAT_SNMP_BASIC) += $(P_V4)ip_nat_snmp_basic
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_SIP) += $(P_V4)ip_conntrack_sip
-IPT_NAT_EXTRA-$(CONFIG_IP_NF_NAT_SIP) += $(P_V4)ip_nat_sip
-
-IPT_QUEUE-m :=
-IPT_QUEUE-$(CONFIG_IP_NF_QUEUE) += $(P_V4)ip_queue
-
-IPT_ULOG-m :=
-IPT_ULOG-$(CONFIG_IP_NF_TARGET_ULOG) += $(P_V4)ipt_ULOG
-
-IPT_IPRANGE-m :=
-IPT_IPRANGE-$(CONFIG_IP_NF_MATCH_IPRANGE) += $(P_V4)ipt_iprange
-
-IPT_BUILTIN := $(P_V4)ipt_standard
-IPT_BUILTIN += $(P_V4)ipt_icmp $(P_V4)ipt_tcp $(P_V4)ipt_udp
+# 1: variable
+# 2: kconfig symbols
+# 3: file list
+# 4: version dependency
+define nf_add
+ $(if $(4),ifeq ($$(strip $$(call CompareKernelPatchVer,$$(KERNEL_PATCHVER),$(firstword $(4)),$(lastword $(4)))),1))
+ $(1)-$$($(2)) += $(3)
+ $(if $(4),endif)
+ KCONFIG_$(1) = $(filter-out $(2),$(KCONFIG_$(1))) $(2)
+endef
+
+
+# core
+
+# kernel only
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_NETFILTER_XTABLES, $(P_XT)x_tables $(P_XT)xt_tcpudp),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_IPTABLES, $(P_V4)ip_tables),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_FILTER, $(P_V4)iptable_filter),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CORE,CONFIG_IP_NF_MANGLE, $(P_V4)iptable_mangle),))
+
+# userland only
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_CORE,CONFIG_IP_NF_IPTABLES, xt_standard ipt_icmp xt_tcp xt_udp xt_comment xt_id xt_set xt_SET)))
+
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_LIMIT, $(P_XT)xt_limit))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_MAC, $(P_XT)xt_mac))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_MULTIPORT, $(P_XT)xt_multiport))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_COMMENT, $(P_XT)xt_comment))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_ID, $(P_XT)xt_id))
+
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_TARGET_LOG, $(P_XT)xt_LOG, ge 3.4.0))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_TARGET_LOG, $(P_V4)ipt_LOG, lt 3.4.0))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_TARGET_TCPMSS, $(P_XT)xt_TCPMSS))
+$(eval $(call nf_add,IPT_CORE,CONFIG_IP_NF_TARGET_REJECT, $(P_V4)ipt_REJECT))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MATCH_TIME, $(P_XT)xt_time))
+$(eval $(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MARK, $(P_XT)xt_mark))
+
+# kernel has xt_MARK.ko merged into xt_mark.ko, userspace is still separate
+# userland: xt_MARK.so
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_CORE,CONFIG_NETFILTER_XT_MARK, $(P_XT)xt_MARK)))
+
+
+# conntrack
+
+# kernel only
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_NF_CONNTRACK, $(P_XT)nf_conntrack),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_NF_DEFRAG_IPV4, $(P_V4)nf_defrag_ipv4),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_CONNTRACK,CONFIG_NF_CONNTRACK_IPV4, $(P_V4)nf_conntrack_ipv4),))
+
+$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_STATE, $(P_XT)xt_state))
+$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_IP_NF_RAW, $(P_V4)iptable_raw))
+$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_TARGET_NOTRACK, $(P_XT)xt_NOTRACK, lt 3.7.0))
+$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_TARGET_CT, $(P_XT)xt_CT))
+$(eval $(call nf_add,IPT_CONNTRACK,CONFIG_NETFILTER_XT_MATCH_CONNTRACK, $(P_XT)xt_conntrack))
+
+
+# conntrack-extra
+
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_CONNBYTES, $(P_XT)xt_connbytes))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_CONNLIMIT, $(P_XT)xt_connlimit))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_CONNMARK, $(P_XT)xt_connmark))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_HELPER, $(P_XT)xt_helper))
+$(eval $(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_MATCH_RECENT, $(P_XT)xt_recent))
+
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_CONNTRACK_EXTRA,CONFIG_NETFILTER_XT_CONNMARK, $(P_XT)xt_CONNMARK)))
+
+# extra
+
+$(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_MATCH_ADDRTYPE, $(if $(NF_KMOD),$(P_XT)xt_addrtype,$(P_XT)ipt_addrtype)))
+$(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_MATCH_OWNER, $(P_XT)xt_owner))
+$(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_MATCH_PHYSDEV, $(P_XT)xt_physdev))
+$(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_MATCH_PKTTYPE, $(P_XT)xt_pkttype))
+$(eval $(call nf_add,IPT_EXTRA,CONFIG_NETFILTER_XT_MATCH_QUOTA, $(P_XT)xt_quota))
+
+#$(eval $(call nf_add,IPT_EXTRA,CONFIG_IP_NF_TARGET_ROUTE, $(P_V4)ipt_ROUTE))
+
+
+# filter
+
+$(eval $(call nf_add,IPT_FILTER,CONFIG_NETFILTER_XT_MATCH_LAYER7, $(P_XT)xt_layer7))
+$(eval $(call nf_add,IPT_FILTER,CONFIG_NETFILTER_XT_MATCH_STRING, $(P_XT)xt_string))
+
+
+# ipopt
+
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_DSCP, $(P_XT)xt_dscp))
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_DSCP, $(P_XT)xt_DSCP))
+$(eval $(call nf_add,IPT_HASHLIMIT,CONFIG_NETFILTER_XT_MATCH_HASHLIMIT, $(P_XT)xt_hashlimit))
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_LENGTH, $(P_XT)xt_length))
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_STATISTIC, $(P_XT)xt_statistic))
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_TCPMSS, $(P_XT)xt_tcpmss))
+
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_CLASSIFY, $(P_XT)xt_CLASSIFY))
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_DSCP, $(P_V4)ipt_dscp))
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_ECN, $(P_V4)ipt_ECN))
+
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_ECN, $(P_XT)xt_ecn))
+
+# userland only
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_DSCP, xt_tos)))
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_DSCP, xt_TOS)))
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_HL, ipt_ttl)))
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_HL, ipt_TTL)))
+
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_HL, $(P_XT)xt_hl))
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_HL, $(P_XT)xt_HL))
+
+# iprange
+$(eval $(call nf_add,IPT_IPRANGE,CONFIG_NETFILTER_XT_MATCH_IPRANGE, $(P_XT)xt_iprange))
+
+
+# ipsec
+$(eval $(call nf_add,IPT_IPSEC,CONFIG_IP_NF_MATCH_AH, $(P_V4)ipt_ah))
+$(eval $(call nf_add,IPT_IPSEC,CONFIG_NETFILTER_XT_MATCH_ESP, $(P_XT)xt_esp))
+$(eval $(call nf_add,IPT_IPSEC,CONFIG_NETFILTER_XT_MATCH_POLICY, $(P_XT)xt_policy))
+
+
+# IPv6
+
+# kernel only
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_IPV6,CONFIG_NF_DEFRAG_IPV6, $(P_V6)nf_defrag_ipv6),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_IPV6,CONFIG_NF_CONNTRACK_IPV6, $(P_V6)nf_conntrack_ipv6),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_IPV6,CONFIG_IP6_NF_IPTABLES, $(P_V6)ip6_tables),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_IPV6,CONFIG_IP6_NF_FILTER, $(P_V6)ip6table_filter),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_IPV6,CONFIG_IP6_NF_MANGLE, $(P_V6)ip6table_mangle),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_IPV6,CONFIG_IP6_NF_QUEUE, $(P_V6)ip6_queue),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_IPV6,CONFIG_IP6_NF_RAW, $(P_V6)ip6table_raw),))
+
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPV6,CONFIG_IP6_NF_IPTABLES, ip6t_icmp6)))
+
+
+$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_TARGET_LOG, $(P_V6)ip6t_LOG))
+$(eval $(call nf_add,IPT_IPV6,CONFIG_IP6_NF_TARGET_REJECT, $(P_V6)ip6t_REJECT))
+
+# ipv6 extra
+$(eval $(call nf_add,IPT_IPV6_EXTRA,CONFIG_IP6_NF_MATCH_IPV6HEADER, $(P_V6)ip6t_ipv6header))
+$(eval $(call nf_add,IPT_IPV6_EXTRA,CONFIG_IP6_NF_MATCH_AH, $(P_V6)ip6t_ah))
+$(eval $(call nf_add,IPT_IPV6_EXTRA,CONFIG_IP6_NF_MATCH_MH, $(P_V6)ip6t_mh))
+$(eval $(call nf_add,IPT_IPV6_EXTRA,CONFIG_IP6_NF_MATCH_EUI64, $(P_V6)ip6t_eui64))
+$(eval $(call nf_add,IPT_IPV6_EXTRA,CONFIG_IP6_NF_MATCH_OPTS, $(P_V6)ip6t_hbh))
+$(eval $(call nf_add,IPT_IPV6_EXTRA,CONFIG_IP6_NF_MATCH_FRAG, $(P_V6)ip6t_frag))
+$(eval $(call nf_add,IPT_IPV6_EXTRA,CONFIG_IP6_NF_MATCH_RT, $(P_V6)ip6t_rt))
+
+# nat
+
+# kernel only
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_NF_NAT, $(P_V4)nf_nat $(P_V4)iptable_nat, lt 3.7.0),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_NF_NAT, $(P_XT)nf_nat $(P_XT)xt_nat, ge 3.7.0),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT,CONFIG_NF_NAT_IPV4, $(P_V4)nf_nat_ipv4 $(P_V4)iptable_nat, ge 3.7.0),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT6,CONFIG_NF_NAT_IPV6, $(P_V6)nf_nat_ipv6 $(P_V6)ip6table_nat, ge 3.7.0),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT6,CONFIG_IP6_NF_TARGET_MASQUERADE, $(P_V6)ip6t_MASQUERADE, ge 3.7.0),))
+$(eval $(if $(NF_KMOD),$(call nf_add,IPT_NAT6,CONFIG_IP6_NF_TARGET_NPT, $(P_V6)ip6t_NPT, ge 3.7.0),))
+
+# userland only
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT,CONFIG_NF_NAT, ipt_SNAT ipt_DNAT)))
+$(eval $(if $(NF_KMOD),,$(call nf_add,IPT_NAT6,CONFIG_IP6_NF_TARGET_NPT, ip6t_DNPT ip6t_SNPT)))
+
+$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_MASQUERADE, $(P_V4)ipt_MASQUERADE))
+$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_REDIRECT, $(P_XT)xt_REDIRECT, ge 3.7.0))
+$(eval $(call nf_add,IPT_NAT,CONFIG_IP_NF_TARGET_REDIRECT, $(P_V4)ipt_REDIRECT, lt 3.7.0))
+
+
+# nat-extra
+
+$(eval $(call nf_add,IPT_NAT_EXTRA,CONFIG_IP_NF_TARGET_NETMAP, $(P_XT)xt_NETMAP, ge 3.7.0))
+$(eval $(call nf_add,IPT_NAT_EXTRA,CONFIG_IP_NF_TARGET_NETMAP, $(P_V4)ipt_NETMAP, lt 3.7.0))
+
+
+# nathelper
+
+$(eval $(call nf_add,IPT_NATHELPER,CONFIG_IP_NF_NAT_FTP, $(P_V4)ip_nat_ftp))
+$(eval $(call nf_add,IPT_NATHELPER,CONFIG_NF_CONNTRACK_FTP, $(P_XT)nf_conntrack_ftp))
+$(eval $(call nf_add,IPT_NATHELPER,CONFIG_NF_CONNTRACK_IRC, $(P_XT)nf_conntrack_irc))
+$(eval $(call nf_add,IPT_NATHELPER,CONFIG_NF_NAT_FTP, $(P_XT)nf_nat_ftp, ge 3.7.0))
+$(eval $(call nf_add,IPT_NATHELPER,CONFIG_NF_NAT_IRC, $(P_XT)nf_nat_irc, ge 3.7.0))
+$(eval $(call nf_add,IPT_NATHELPER,CONFIG_NF_NAT_FTP, $(P_V4)nf_nat_ftp, lt 3.7.0))
+$(eval $(call nf_add,IPT_NATHELPER,CONFIG_NF_NAT_IRC, $(P_V4)nf_nat_irc, lt 3.7.0))
+
+
+# nathelper-extra
+
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_BROADCAST, $(P_XT)nf_conntrack_broadcast))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_AMANDA, $(P_XT)nf_conntrack_amanda))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_AMANDA, $(P_XT)nf_nat_amanda, ge 3.7.0))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_AMANDA, $(P_V4)nf_nat_amanda, lt 3.7.0))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CT_PROTO_GRE, $(P_XT)nf_conntrack_proto_gre))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_PROTO_GRE, $(P_V4)nf_nat_proto_gre))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_H323, $(P_XT)nf_conntrack_h323))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_H323, $(P_V4)nf_nat_h323))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_PPTP, $(P_XT)nf_conntrack_pptp))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_PPTP, $(P_V4)nf_nat_pptp))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_SIP, $(P_XT)nf_conntrack_sip))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_SIP, $(P_XT)nf_nat_sip, ge 3.7.0))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_SIP, $(P_V4)nf_nat_sip, lt 3.7.0))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_SNMP, $(P_XT)nf_conntrack_snmp))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_SNMP_BASIC, $(P_V4)nf_nat_snmp_basic))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_CONNTRACK_TFTP, $(P_XT)nf_conntrack_tftp))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_TFTP, $(P_XT)nf_nat_tftp, ge 3.7.0))
+$(eval $(call nf_add,IPT_NATHELPER_EXTRA,CONFIG_NF_NAT_TFTP, $(P_V4)nf_nat_tftp, lt 3.7.0))
+
+
+# queue
+
+$(eval $(call nf_add,IPT_QUEUE,CONFIG_IP_NF_QUEUE, $(P_V4)ip_queue, lt 3.5.0))
+
+
+# ulog
+
+$(eval $(call nf_add,IPT_ULOG,CONFIG_IP_NF_TARGET_ULOG, $(P_V4)ipt_ULOG))
+
+
+# nflog
+
+$(eval $(call nf_add,IPT_NFLOG,CONFIG_NETFILTER_XT_TARGET_NFLOG, $(P_XT)xt_NFLOG))
+
+
+# nfqueue
+
+$(eval $(call nf_add,IPT_NFQUEUE,CONFIG_NETFILTER_XT_TARGET_NFQUEUE, $(P_XT)xt_NFQUEUE))
+
+
+# debugging
+
+$(eval $(call nf_add,IPT_DEBUG,CONFIG_NETFILTER_XT_TARGET_TRACE, $(P_XT)xt_TRACE))
+
+# tproxy
+
+$(eval $(call nf_add,IPT_TPROXY,CONFIG_NETFILTER_XT_MATCH_SOCKET, $(P_XT)xt_socket))
+$(eval $(call nf_add,IPT_TPROXY,CONFIG_NETFILTER_XT_TARGET_TPROXY, $(P_XT)xt_TPROXY))
+
+# led
+$(eval $(call nf_add,IPT_LED,CONFIG_NETFILTER_XT_TARGET_LED, $(P_XT)xt_LED))
+
+# tee
+
+$(eval $(call nf_add,IPT_TEE,CONFIG_NETFILTER_XT_TARGET_TEE, $(P_XT)xt_TEE))
+
+# u32
+
+$(eval $(call nf_add,IPT_U32,CONFIG_NETFILTER_XT_MATCH_U32, $(P_XT)xt_u32))
+
+
+# netlink
+
+$(eval $(call nf_add,NFNETLINK,CONFIG_NETFILTER_NETLINK, $(P_XT)nfnetlink))
+
+# nflog
+
+$(eval $(call nf_add,NFNETLINK_LOG,CONFIG_NETFILTER_NETLINK_LOG, $(P_XT)nfnetlink_log))
+
+# nfqueue
+
+$(eval $(call nf_add,NFNETLINK_QUEUE,CONFIG_NETFILTER_NETLINK_QUEUE, $(P_XT)nfnetlink_queue))
+
+#
+# ebtables
+#
+
+$(eval $(if $(NF_KMOD),$(call nf_add,EBTABLES,CONFIG_BRIDGE_NF_EBTABLES, $(P_EBT)ebtables),))
+
+# ebtables: tables
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_BROUTE, $(P_EBT)ebtable_broute))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_T_FILTER, $(P_EBT)ebtable_filter))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_T_NAT, $(P_EBT)ebtable_nat))
+
+# ebtables: matches
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_802_3, $(P_EBT)ebt_802_3))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_AMONG, $(P_EBT)ebt_among))
+$(eval $(call nf_add,EBTABLES_IP4,CONFIG_BRIDGE_EBT_ARP, $(P_EBT)ebt_arp))
+$(eval $(call nf_add,EBTABLES_IP4,CONFIG_BRIDGE_EBT_IP, $(P_EBT)ebt_ip))
+$(eval $(call nf_add,EBTABLES_IP6,CONFIG_BRIDGE_EBT_IP6, $(P_EBT)ebt_ip6))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_LIMIT, $(P_EBT)ebt_limit))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_MARK, $(P_EBT)ebt_mark_m))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_PKTTYPE, $(P_EBT)ebt_pkttype))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_STP, $(P_EBT)ebt_stp))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_VLAN, $(P_EBT)ebt_vlan))
+
+# targets
+$(eval $(call nf_add,EBTABLES_IP4,CONFIG_BRIDGE_EBT_ARPREPLY, $(P_EBT)ebt_arpreply))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_MARK_T, $(P_EBT)ebt_mark))
+$(eval $(call nf_add,EBTABLES_IP4,CONFIG_BRIDGE_EBT_DNAT, $(P_EBT)ebt_dnat))
+$(eval $(call nf_add,EBTABLES,CONFIG_BRIDGE_EBT_REDIRECT, $(P_EBT)ebt_redirect))
+$(eval $(call nf_add,EBTABLES_IP4,CONFIG_BRIDGE_EBT_SNAT, $(P_EBT)ebt_snat))
+
+# watchers
+$(eval $(call nf_add,EBTABLES_WATCHERS,CONFIG_BRIDGE_EBT_LOG, $(P_EBT)ebt_log))
+$(eval $(call nf_add,EBTABLES_WATCHERS,CONFIG_BRIDGE_EBT_ULOG, $(P_EBT)ebt_ulog))
+$(eval $(call nf_add,EBTABLES_WATCHERS,CONFIG_BRIDGE_EBT_NFLOG, $(P_EBT)ebt_nflog))
+$(eval $(call nf_add,EBTABLES_WATCHERS,CONFIG_BRIDGE_EBT_NFQUEUE, $(P_EBT)ebt_nfqueue))
+
+
+# userland only
+IPT_BUILTIN += $(IPT_CORE-y) $(IPT_CORE-m)