u_short ipq_id; /* sequence id for reassembly */
struct mbuf *ipq_frags; /* to ip headers of fragments */
struct in_addr ipq_src,ipq_dst;
+ u_long reserved[4]; /* for future use */
#if IPDIVERT
u_short ipq_divert; /* divert protocol port */
u_short ipq_div_cookie; /* divert protocol cookie */