Function validate_dtd_final 

pub unsafe fn validate_dtd_final(
    ctxt: *mut _xmlValidCtxt,
    doc: *mut _xmlDoc,
) -> c_int

Final DTD validation — checks ID/IDREF consistency.

UPSTREAM-PARITY

int xmlValidateDtdFinal(xmlValidCtxtPtr ctxt, xmlDocPtr doc);

This is equivalent to xmlValidateDocumentFinal and checks that all IDREF values resolve to declared IDs.

Returns 1 if valid, 0 otherwise.

SAFETY

• ctxt, doc may be NULL.