vs_colpos
size_t vs_colpos(SCR *, recno_t, size_t);
vs_colpos(sp, vp->m_start.lno, (size_t)vp->count);
return (vs_colpos(sp, lno, sp->rcm));
rp->cno = vs_colpos(sp, smp->lno,
rp->cno = vs_colpos(sp, smp->lno,