unlock_file 492 kern/kern_lock.c if ((alp)->unlock_file != NULL) \ unlock_file 493 kern/kern_lock.c lock_printf("last unlocked: %s:%d\n", (alp)->unlock_file, \ unlock_file 514 kern/kern_lock.c alp->unlock_file = NULL; unlock_file 672 kern/kern_lock.c alp->unlock_file = id;