Fix result enum type XML_Error -> XML_Status

Code did not compile on linux64

XML/src/xmlparse.cpp

@@ -1557,7 +1557,7 @@ XML_Parse(XML_Parser parser, const char *s, int len, int isFinal)
   else if (bufferPtr == bufferEnd) {
     const char *end;
     int nLeftOver;
-    enum XML_Error result;
+    enum XML_Status result;
     parseEndByteIndex += len;
     positionPtr = s;
     ps_finalBuffer = (XML_Bool)isFinal;