then             1483 dev/ic/aac.c   	time_t then;
then             1489 dev/ic/aac.c   	then = time_uptime;
then             1743 dev/ic/aac.c   	then = time_uptime;
then             1745 dev/ic/aac.c   		if (time_uptime > (then + AAC_IMMEDIATE_TIMEOUT)) {