PeriodicOnly      234 drivers/tty/rocket.c 			   int IRQNum, Byte_t Frequency, int PeriodicOnly);
PeriodicOnly     1827 drivers/tty/rocket.c 			      int PeriodicOnly, int altChanRingIndicator,
PeriodicOnly     2557 drivers/tty/rocket.c 			   int IRQNum, Byte_t Frequency, int PeriodicOnly)
PeriodicOnly     2582 drivers/tty/rocket.c 		if (PeriodicOnly) {	/* periodic interrupt only */