_copyParam(const Param *from)
{
	Param	   *newnode = makeNode(Param);

	COPY_SCALAR_FIELD(paramkind);
	COPY_SCALAR_FIELD(paramid);
	COPY_SCALAR_FIELD(paramtype);
	COPY_SCALAR_FIELD(paramtypmod);
	COPY_SCALAR_FIELD(paramcollid);
	COPY_LOCATION_FIELD(location);

	return newnode;
}
_copyParam(const Param *from)
{
	Param	   *newnode = makeNode(Param);

	COPY_SCALAR_FIELD(paramkind);
	COPY_SCALAR_FIELD(paramid);
	COPY_SCALAR_FIELD(paramtype);
	COPY_SCALAR_FIELD(paramtypmod);
	COPY_SCALAR_FIELD(paramcollid);
	COPY_LOCATION_FIELD(location);

	return newnode;
}