<xsd:attribute name="header" type="xsd:string" use="required" />
<xsd:attribute name="extension-xname" type="xsd:string" use="optional" />
<xsd:attribute name="extension-name" type="xsd:string" use="optional" />
+ <xsd:attribute name="major-version" type="xsd:integer" use="optional" />
+ <xsd:attribute name="minor-version" type="xsd:integer" use="optional" />
</xsd:complexType>
</xsd:element>
<xsd:attribute name="name" type="xsd:string" use="required" />
</xsd:complexType>
</xsd:element>
+ <xsd:element name="xidunion">
+ <xsd:complexType>
+ <xsd:sequence>
+ <xsd:element name="type" type="xsd:string"
+ minOccurs="1" maxOccurs="unbounded" />
+ </xsd:sequence>
+ <xsd:attribute name="name" type="xsd:string" use="required" />
+ </xsd:complexType>
+ </xsd:element>
<xsd:element name="enum">
<xsd:complexType>
<xsd:sequence minOccurs="1" maxOccurs="unbounded">