net_addr = (char * )&myaddr4.sin_addr;
if (NULL == inet_ntop(use_ipv6?AF_INET6:AF_INET, net_addr, client_sockaddr_str, INET6_ADDRSTRLEN-1)) {
log_err("inet_ntop: failed to convert addr to string\n");
net_addr = (char * )&myaddr4.sin_addr;
if (NULL == inet_ntop(use_ipv6?AF_INET6:AF_INET, net_addr, client_sockaddr_str, INET6_ADDRSTRLEN-1)) {
log_err("inet_ntop: failed to convert addr to string\n");