.html">BIO_lookup_ex(3)</a>, <a href="../man3/BIO_socket.html">BIO_socket(3)</a>, <a href="../man3/BIO_connect.html">BIO_connect(3)</a>, <a href="../man3/BIO_closesocket.html">BIO_closesocket(3)</a>, <a href="../man3/BIO_ADDRINFO_next.html">BIO_ADDRINFO_next(3)</a>, <a href="../man3/BIO_ADDRINFO_address.html">BIO_ADDRINFO_address(3)</a> and <a href="../man3/BIO_ADDRINFO_free.html">BIO_ADDRINFO_free(3)</a> for further information on the functions used here. In the above example code the <b>hostname</b> and <