-u_int32_t initialize_hcon(struct hcon *hcn, __be32 initial);
-u_int32_t add_new_seq(struct hcon *hcn, __be32 num, int size, enum dccp_pkt_type type);
-u_int32_t convert_ack(struct hcon *hcn, __be32 num, struct hcon *o_hcn);
-int acked_packet_size(struct hcon *hcn, __be32 num);
+u_int32_t initialize_hcon(struct hcon *hcn, d_seq_num initial);
+u_int32_t add_new_seq(struct hcon *hcn, d_seq_num num, int size, enum dccp_pkt_type type);
+u_int32_t convert_ack(struct hcon *hcn, d_seq_num num, struct hcon *o_hcn);
+int acked_packet_size(struct hcon *hcn, d_seq_num num);