FIONBIO 595 src/dps8/dps8_socket_dev.c # ifdef FIONBIO FIONBIO 596 src/dps8/dps8_socket_dev.c rc = ioctl (socket_fd, FIONBIO, (char *) & on); FIONBIO 715 src/simh/sim_sock.c return ioctlsocket (sock, FIONBIO, &non_block); /* set nonblocking */