*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License.
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
ao_sleep(&ao_flight_state);
for (;;) {
- ao_alarm(AO_MS_TO_TICKS(100));
- ao_sleep(&ao_pyro_wakeup);
- ao_clear_alarm();
+ ao_sleep_for(&ao_pyro_wakeup, AO_MS_TO_TICKS(100));
if (ao_flight_state >= ao_flight_landed)
break;
any_waiting = ao_pyro_check();