tun_fd            158 src/dps8/dps8_fnp2.h         int tun_fd;
tun_fd           1001 src/dps8/fnpuv.c         if (linep->tun_fd <= 0)
tun_fd           1004 src/dps8/fnpuv.c             linep->tun_fd = tun_alloc (a_name);
tun_fd           1005 src/dps8/fnpuv.c             if (linep->tun_fd < 0)
tun_fd           1007 src/dps8/fnpuv.c                 sim_printf ("\r[FNP emulation: dialout TUN tun_alloc returned %d errno %d]\r\n", linep->tun_fd, errno);
tun_fd           1010 src/dps8/fnpuv.c             int flags = fcntl (linep->tun_fd, F_GETFL, 0);
tun_fd           1017 src/dps8/fnpuv.c             int ret = fcntl (linep->tun_fd, F_SETFL, flags);
tun_fd           1254 src/dps8/fnpuv.c     ssize_t nread = read (linep->tun_fd, buffer, sizeof (buffer));