MTOFFL
(void) rmtioctl(MTOFFL, 0);
static struct mtop offl = { MTOFFL, 0 };
static struct mtop mtop = { MTOFFL, 0 };
(void) rmtioctl(MTOFFL, 1);
{ "offline", MTOFFL, O_RDONLY, 0 },
{ "rewoffl", MTOFFL, O_RDONLY, 0 },
tapeop.mt_op = MTOFFL;
case MTOFFL:
case MTOFFL: