doc
    <a href="libxml-schemasInternals.html#xmlSchemaAnnotPtr">xmlSchemaAnnotPtr</a>	annot
    int	flags
    <a href="libxml-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>	typeDecl
    <a href="libxml-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>	attrDecl
    <a href="libxml-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>	attrgrpDecl
    <a href="libxml-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>	elemDecl
    <a href="libxml-hash.html#xmlHashTablePtr">xmlHashTablePtr</a>	notaDecl
    <a href="libxml-ha