DEFAULT_SUBSTITUTION</pre><p>the schema has "substitution" in the set of blockDefault.</p>
<h3><a name="XML_SCHEMAS_ELEM_ABSTRACT" id="XML_SCHEMAS_ELEM_ABSTRACT"></a>Macro: XML_SCHEMAS_ELEM_ABSTRACT</h3><pre>#define XML_SCHEMAS_ELEM_ABSTRACT</pre><p>the element is abstract</p>
<h3><a name="XML_SCHEMAS_ELEM_BLOCK_ABSENT" id="XML_SCHEMAS_ELEM_BLOCK_ABSENT"></a>Macro: XML_SCHEMAS_ELEM_BLOCK_ABSENT</h3><pre>#define XML_SCHEMAS_ELEM_BLOCK_ABSENT</pre><p>the "block" <a href="libxml-SAX.html#attribute">attribute