ipd_csum         1827 dev/pci/if_sk.c 	u_int16_t iph_csum, ipo_csum, ipd_csum, csum;
ipd_csum         1878 dev/pci/if_sk.c 		ipd_csum = in_cksum_addword(csum2, (~ipo_csum & 0xffff));
ipd_csum         1880 dev/pci/if_sk.c 		ipd_csum = csum2;
ipd_csum         1901 dev/pci/if_sk.c 	    htonl(ntohs(ip->ip_len) - hlen + ip->ip_p) + ipd_csum);