ue	: The initial value of the value constrai
    <a href="libxml-schemasInternals.html#xmlSchemaTypePtr">xmlSchemaTypePtr</a>	subtypes	: the type definition
    <a href="libxml-tree.html#xmlNodePtr">xmlNodePtr</a>	node
    const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> *	targetNamespace
    int	flags
    const <a href="libxml-xmlstring.html#xmlChar">xmlChar</a> *	refPrefix	: Deprecated; not used
    <a href="libxml-schemasInternals.html#xmlSchemaValPtr">xmlSchemaValPtr</a>	defVal	: The comp