uteardown
{ "UNIX", read, write, ioctl, usetup, uteardown },
{ "TCP", read, write, ioctl, usetup, uteardown },
{ "Sytek", read, write, ioctl, usetup, uteardown },
{ "801", read, write, ioctl, usetup, uteardown },
{ "212", read, write, ioctl, usetup, uteardown },
{ "TLIS", read, write, tioctl, tssetup, uteardown },
{ "Unetserver", read, write, ioctl, usetup, uteardown },
static int usetup(), uteardown();
(*Teardown)() = uteardown;
static int uteardown(int, int, int);
{ "UNIX", read, write, ioctl, usetup, uteardown },
{ "TLIS", read, write, tioctl, tssetup, uteardown },