kern_proc_setrlimit
error = kern_proc_setrlimit(td, p, RLIMIT_NOFILE, &rlim);
error = kern_proc_setrlimit(td, p, RLIMIT_STACK, &rlim);
error = kern_proc_setrlimit(td, p, which, &nrlim);
error = kern_proc_setrlimit(curthread, p, which, &rlim);
return (kern_proc_setrlimit(td, td->td_proc, which, limp));
int kern_proc_setrlimit(struct thread *td, struct proc *p, u_int which,