sysctl_cvt_in
static int sysctl_cvt_in(struct lwp *, int *, const void *, size_t,
int error = sysctl_cvt_in(l, &v, newp, newlen, &nnode);
error = sysctl_cvt_in(l, &v, newp, newlen, &nnode);
error = sysctl_cvt_in(l, &v, newp, newlen, &dnode);
error = sysctl_cvt_in(l, &v, newp, newlen, &qnode);
error = sysctl_cvt_in(l, &v, newp, newlen, &nnode);