_IOCTL (qfd, TUNSETIFF, (void *) &ifr);
tap_log_dbg (vif, "TUNSETIFF fd %d name %s flags 0x%x", qfd,
ifr.ifr_ifrn.ifrn_name, ifr.ifr_flags);
_IOCTL (qfd, TUNSETIFF, (void *) &ifr);
tap_log_dbg (vif, "TUNSETIFF fd %d name %s flags 0x%x", qfd,
ifr.ifr_ifrn.ifrn_name, ifr.ifr_flags);