ecode 104 kern/kern_kthread.c kthread_exit(int ecode) ecode 112 kern/kern_kthread.c if (ecode != 0) ecode 114 kern/kern_kthread.c curproc->p_comm, curproc->p_pid, ecode); ecode 116 kern/kern_kthread.c exit1(curproc, W_EXITCODE(ecode, 0), EXIT_NORMAL);