int Local_Neuroseg_Plane_Var(const Local_Neuroseg_Plane *locnp, 
			     double *var[])
{
  int nvar = Neuroseg_Plane_Var(&(locnp->np), var);
  Neuropos_Var(locnp->pos, var + nvar);

  return LOCAL_NEUROSEG_PLANE_NPARAM;
}
int Local_Bifold_Neuroseg_Var(const Local_Bifold_Neuroseg *locbn, 
			     double *var[])
{
  int nvar = Bifold_Neuroseg_Var(&(locbn->bn), var);
  Neuropos_Var(locbn->pos, var + nvar);

  return LOCAL_BIFOLD_NEUROSEG_NPARAM;
}