test/valid/dtds/cond_sect2.dtd:15: parser error : Parameter entity must match extSubsetDecl
    %ent;
         ^
Entity: line 1: 
]]>
^
test/valid/dtds/cond_sect2.dtd:15: parser error : Content error in the external subset
    %ent;
         ^
Entity: line 1: 
]]>
^