Symbol: sys_truncate
sys/kern/init_sysent.c
548
{ .sy_narg = AS(truncate_args), .sy_call = (sy_call_t *)sys_truncate, .sy_auevent = AUE_TRUNCATE, .sy_flags = 0, .sy_thrcnt = SY_THR_STATIC }, /* 479 = truncate */
sys/sys/sysproto.h
2230
int sys_truncate(struct thread *, struct truncate_args *);