1654     addrs.find(|ifaddr| {  in loopback_address()
1655         ifaddr.flags.contains(InterfaceFlags::IFF_LOOPBACK)  in loopback_address()
1656             && ifaddr.address.as_ref().and_then(SockaddrLike::family)  in loopback_address()
1691         Some(ifaddr) => (  in test_recv_ipv4pktinfo()
1692             ifaddr.interface_name,  in test_recv_ipv4pktinfo()
1693             ifaddr.address.expect("Expect IPv4 address on interface"),  in test_recv_ipv4pktinfo()
1785         Some(ifaddr) => (  in test_recvif()
1786             ifaddr.interface_name,  in test_recvif()
1787             ifaddr.address.expect("Expect IPv4 address on interface"),  in test_recvif()
1884         Some(ifaddr) => (  in test_recvif_ipv4()
1885             ifaddr.interface_name,  in test_recvif_ipv4()
1886             ifaddr.address.expect("Expect IPv4 address on interface"),  in test_recvif_ipv4()
1969         Some(ifaddr) => (  in test_recvif_ipv6()
1970             ifaddr.interface_name,  in test_recvif_ipv6()
1971             ifaddr.address.expect("Expect IPv6 address on interface"),  in test_recvif_ipv6()
2074         Some(ifaddr) => (  in test_recv_ipv6pktinfo()
2075             ifaddr.interface_name,  in test_recv_ipv6pktinfo()
2076             ifaddr.address.expect("Expect IPv6 address on interface"),  in test_recv_ipv6pktinfo()