./test/valid/xlink.xml:450: element termdef: validity error : ID dt-arc already defined
<p><termdef id="dt-arc" term="Arc">An <ter ^
validity error : attribute def line 199 references an unknown ID “dt-xlg”
./test/valid/xlink.xml:450: element termdef: validity error : ID dt-arc already defined
<p><termdef id="dt-arc" term="Arc">An <ter ^
validity error : attribute def line 199 references an unknown ID “dt-xlg”