+ char const *host = st->host;
+
+ /* Set vl->host to hostname_g, if:
+ * - Legacy mode is used.
+ * - "Socket" option is given (doc: "Host option is ignored").
+ * - "Host" option is not provided.
+ * - "Host" option is set to "localhost" or "127.0.0.1". */
+ if ((strcmp (st->name, "__legacy__") == 0)
+ || (st->socket != NULL)
+ || (st->host == NULL)
+ || (strcmp ("127.0.0.1", st->host) == 0)
+ || (strcmp ("localhost", st->host) == 0))
+ host = hostname_g;
+