FIONBIO 597 src/dps8/dps8_socket_dev.c # if defined(FIONBIO) FIONBIO 598 src/dps8/dps8_socket_dev.c rc = ioctl (socket_fd, FIONBIO, (char *) & on); FIONBIO 721 src/simh/sim_sock.c return ioctlsocket (sock, FIONBIO, &non_block); /* set nonblocking */