/* Socket demultiplex comparisons on incoming packets. */
__u32 daddr; /* Foreign IPv4 addr */
__u32 rcv_saddr; /* Bound local IPv4 addr */
+ __u32 rcv_saddr2; /* Second bound ipv4 addr, for ipv4root */
__u16 dport; /* Destination port */
__u16 num; /* Local port */
__u32 saddr; /* Sending source */