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$(CP) $(lastword $(wildcard $(KERNEL_BUILD_DIR)/iptables-*/extensions/libext4.a)) $(PKG_BUILD_DIR)/libext4.a
$(CP) $(lastword $(wildcard $(KERNEL_BUILD_DIR)/iptables-*/extensions/libext6.a)) $(PKG_BUILD_DIR)/libext6.a
$(CP) $(lastword $(wildcard $(KERNEL_BUILD_DIR)/iptables-*/extensions/libext.a)) $(PKG_BUILD_DIR)/libext.a
$(CP) $(lastword $(wildcard $(KERNEL_BUILD_DIR)/iptables-*/extensions/libext4.a)) $(PKG_BUILD_DIR)/libext4.a
$(CP) $(lastword $(wildcard $(KERNEL_BUILD_DIR)/iptables-*/extensions/libext6.a)) $(PKG_BUILD_DIR)/libext6.a