SIGALRM 85 bsp/hal/ppc/arch/trap.c SIGALRM, /* decrementer */ SIGALRM 193 sys/kern/timer.c exception_post(task, SIGALRM); SIGALRM 69 usr/sample/alarm/alarm.c if (code == SIGALRM) { SIGALRM 83 usr/sbin/init/init.c signal(SIGALRM, SIG_DFL);