* @param address A nul-terminated C string containing the address, which can be either in numeric format or a hostname.
* @param port A nul-terminated C string containing the port, which can be either in numeric or symbolic format.
* If it is NULL, the listening port's number will be used.
*
* @return This function returns true if the address was added, false otherwise.
*/
* @param address A nul-terminated C string containing the address, which can be either in numeric format or a hostname.
* @param port A nul-terminated C string containing the port, which can be either in numeric or symbolic format.
* If it is NULL, the listening port's number will be used.
*
* @return This function returns true if the address was added, false otherwise.
*/