refsect1 ::= title, para, (blockquote | example | itemizedlist | msgset | orderedlist | para | programlisting | screen | table | variablelist)*, refsect2*
refsect1 elements may take an id attribute. id attributes take name tokens, used for building links for internal cross references.
Format as a block element with the title followed by the rest of the content. If the id attribute is set, mark the location for cross referencing using the value of the attribute.