_copyRelabelType(const RelabelType *from)
{
	RelabelType *newnode = makeNode(RelabelType);

	COPY_NODE_FIELD(arg);
	COPY_SCALAR_FIELD(resulttype);
	COPY_SCALAR_FIELD(resulttypmod);
	COPY_SCALAR_FIELD(resultcollid);
	COPY_SCALAR_FIELD(relabelformat);
	COPY_LOCATION_FIELD(location);

	return newnode;
}
_copyRelabelType(const RelabelType *from)
{
	RelabelType *newnode = makeNode(RelabelType);

	COPY_NODE_FIELD(arg);
	COPY_SCALAR_FIELD(resulttype);
	COPY_SCALAR_FIELD(resulttypmod);
	COPY_SCALAR_FIELD(resultcollid);
	COPY_SCALAR_FIELD(relabelformat);
	COPY_LOCATION_FIELD(location);

	return newnode;
}