I_ANCHOR
{ (uint_t)I_ANCHOR, "I_ANCHOR", NULL }, /* 30 */
(void) ioctl(STDIN_FILENO, I_ANCHOR);
(void) ioctl(STDOUT_FILENO, I_ANCHOR);
(void) ioctl(STDERR_FILENO, I_ANCHOR);
if (ioctl(slavefd, I_ANCHOR) == -1) {
(void) ioctl(STDIN_FILENO, I_ANCHOR);
(void) ioctl(STDOUT_FILENO, I_ANCHOR);
(void) ioctl(STDERR_FILENO, I_ANCHOR);
case I_ANCHOR: