--- /dev/null
+struct sockaddr_in {
+ sa_family_t sin_family; /* address family: AF_INET */
+ in_port_t sin_port; /* port in network byte order */
+ struct in_addr sin_addr; /* internet address */
+};
+/* Internet address. */
+struct in_addr {
+ in_addr_t s_addr; /* address in network byte order */
+};