4872 		if (uh->uh_sum == 0) {  in pf_nat64_ipv4()
4873 			uh->uh_sum = pbuf_inet6_cksum(pbuf, IPPROTO_UDP,  in pf_nat64_ipv4()
5048 				    &uh->uh_sum, &pd->naddr,  in pf_test_rule()
5064 				    &uh->uh_sum, &pd->ndaddr,  in pf_test_rule()
5382 					    &pd->hdr.udp->uh_sum, &pd->baddr,  in pf_test_rule()
5449 					    &pd->hdr.udp->uh_sum, &pd->bdaddr,  in pf_test_rule()
7750 			    pd->ip_sum, &uh->uh_sum, &sk->gwy.addr,  in pf_test_state_udp()
7757 					    &uh->uh_sum, &sk->lan.addr,  in pf_test_state_udp()
7763 					    &uh->uh_sum, &sk->ext_lan.addr,  in pf_test_state_udp()
7769 					    &uh->uh_sum, &sk->ext_gwy.addr,  in pf_test_state_udp()
7775 					    &uh->uh_sum, &sk->gwy.addr,  in pf_test_state_udp()
7782 				    &uh->uh_sum, &sk->lan.addr,  in pf_test_state_udp()
8447 					    &uh.uh_sum, &daddr2->addr,  in pf_test_state_icmp()
8453 					    &uh.uh_sum, &saddr2->addr,  in pf_test_state_icmp()
8479 					    sk->lan.xport.port, &uh.uh_sum,  in pf_test_state_icmp()
8485 					    sk->gwy.xport.port, &uh.uh_sum,  in pf_test_state_icmp()