struct sk_buff *
nf_ct_ipv4_ct_gather_frags(struct sk_buff *skb);
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_tcp4;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_udp4;
+extern struct nf_conntrack_l4proto nf_conntrack_l4proto_icmp;
+
#endif /*_NF_CONNTRACK_IPV4_H*/