si6               171 opal/util/fd.c         struct sockaddr_in6 *si6;
si6               172 opal/util/fd.c         si6 = (struct sockaddr_in6*) &sa;
si6               173 opal/util/fd.c         ret = inet_ntop(AF_INET6, &(si6->sin6_addr), str, INET6_ADDRSTRLEN);