| XML_ERROR_NONE | integer |
| XML_ERROR_NO_MEMORY | integer |
| XML_ERROR_SYNTAX | integer |
| XML_ERROR_NO_ELEMENTS | integer |
| XML_ERROR_INVALID_TOKEN | integer |
| XML_ERROR_UNCLOSED_TOKEN | integer |
| XML_ERROR_PARTIAL_CHAR | integer |
| XML_ERROR_TAG_MISMATCH | integer |
| XML_ERROR_DUPLICATE_ATTRIBUTE | integer |
| XML_ERROR_JUNK_AFTER_DOC_ELEMENT | integer |
| XML_ERROR_PARAM_ENTITY_REF | integer |
| XML_ERROR_UNDEFINED_ENTITY | integer |
| XML_ERROR_RECURSIVE_ENTITY_REF | integer |
| XML_ERROR_ASYNC_ENTITY | integer |
| XML_ERROR_BAD_CHAR_REF | integer |
| XML_ERROR_BINARY_ENTITY_REF | integer |
| XML_ERROR_ATTRIBUTE_EXTERNAL_ENTITY_REF | integer |
| XML_ERROR_MISPLACED_XML_PI | integer |
| XML_ERROR_UNKNOWN_ENCODING | integer |
| XML_ERROR_INCORRECT_ENCODING | integer |
| XML_ERROR_UNCLOSED_CDATA_SECTION | integer |
| XML_ERROR_EXTERNAL_ENTITY_HANDLING | integer |
| XML_OPTION_CASE_FOLDING | integer |
| XML_OPTION_TARGET_ENCODING | integer |
| XML_OPTION_SKIP_TAGSTART | integer |
| XML_OPTION_SKIP_WHITE | integer |