871                     const xmlChar *ExternalID, const xmlChar *SystemID) {  in xmlNewDtd()  argument
897     if (ExternalID != NULL)  in xmlNewDtd()
898 	cur->ExternalID = xmlStrdup(ExternalID);  in xmlNewDtd()
945                    const xmlChar *ExternalID, const xmlChar *SystemID) {  in xmlCreateIntSubset()  argument
977     if (ExternalID != NULL) {  in xmlCreateIntSubset()
978 	cur->ExternalID = xmlStrdup(ExternalID);  in xmlCreateIntSubset()
979 	if (cur->ExternalID  == NULL) {  in xmlCreateIntSubset()
993 	    if (cur->ExternalID != NULL)  in xmlCreateIntSubset()
994 	        xmlFree((char *)cur->ExternalID);  in xmlCreateIntSubset()
1130     DICT_FREE(cur->ExternalID)  in xmlFreeDtd()
3752 	DICT_FREE(ent->ExternalID);  in xmlFreeNode()
4434     ret = xmlNewDtd(NULL, dtd->name, dtd->ExternalID, dtd->SystemID);  in xmlCopyDtd()