360   u8 *aMap;                   /* Pointer to mapping of entire file */  member
472   if( pReadr->aMap ) sqlite3OsUnfetch(pReadr->pFd, 0, pReadr->aMap);  in vdbePmaReaderClear()
494   if( p->aMap ){  in vdbePmaReadBlob()
495     *ppOut = &p->aMap[p->iReadOff];  in vdbePmaReadBlob()
583   if( p->aMap ){  in vdbePmaReadVarint()
584     p->iReadOff += sqlite3GetVarint(&p->aMap[p->iReadOff], pnOut);  in vdbePmaReadVarint()
641   if( pReadr->aMap ){  in vdbePmaReaderSeek()
642     sqlite3OsUnfetch(pReadr->pFd, 0, pReadr->aMap);  in vdbePmaReaderSeek()
643     pReadr->aMap = 0;  in vdbePmaReaderSeek()
649   rc = vdbeSorterMapFile(pTask, pFile, &pReadr->aMap);  in vdbePmaReaderSeek()
650   if( rc==SQLITE_OK && pReadr->aMap==0 ){  in vdbePmaReaderSeek()
736   assert( pReadr->aMap==0 );  in vdbePmaReaderInit()