VOP_MAP
return (VOP_MAP(vp, off, as, addrp, len, prot, maxprot, flags, cr, ct));
if (error = VOP_MAP(vp, (offset_t)offset,
error = VOP_MAP(vp, pos, as,
if ((error = VOP_MAP(vp, (offset_t)offset, as, &addr,
error = VOP_MAP(vp, 0, as, &addr, len, prot, PROT_ALL,
error = VOP_MAP(vp, 0, as, &addr, len, prot, PROT_ALL, ma_flags,