- memset((void *) &serv_add, 0, sizeof(serv_add)); /* clear server address */
- serv_add.sin_family = AF_INET; /* address type is INET */
- serv_add.sin_port = htons(7); /* echo port is 7 */
+ memset((void *) &dst_addr, 0, sizeof(dst_addr)); /* clear address */
+ dst_addr.sin_family = AF_INET; /* address type is INET */
+ dst_addr.sin_port = htons(7); /* echo port is 7 */