collateHistory(rdf, u, (u == gNavCenter->RDF_HistoryByDate));
HistPossiblyAccessFile (RDFT rdf, RDF_Resource u, RDF_Resource s, PRBool inversep){  if ((s ==  gCoreVocab->RDF_parent) && inversep && (rdf == gHistoryStore) &&      ((u == gNavCenter->RDF_HistoryByDate) ||  (u == gNavCenter->RDF_HistoryBySite))) {      /* collateHistory(rdf, gNavCenter->RDF_History, (u == gNavCenter->RDF_HistoryByDate)); */  } }