-# XXX: tos/TOS extensions have been merged in dscp/DSCP in linux 2.6.25, but not yet in iptables
-ifeq ($(strip $(call CompareKernelPatchVer,$(KERNEL_PATCHVER),ge,2.6.25)),1)
- # userland only
- $(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_DSCP, $(P_XT)xt_tos)))
- $(eval $(if $(NF_KMOD),,$(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_TARGET_DSCP, $(P_XT)xt_TOS)))
-else
- $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_MATCH_TOS, $(P_V4)ipt_tos))
- $(eval $(call nf_add,IPT_IPOPT,CONFIG_IP_NF_TARGET_TOS, $(P_V4)ipt_TOS))
-endif
+$(eval $(call nf_add,IPT_IPOPT,CONFIG_NETFILTER_XT_MATCH_ECN, $(P_XT)xt_ecn))