mxPg             44306 ext/sqlite3/libsqlite/sqlite3.c   Pgno mxPg = 0;           /* Size of the original file in pages */
mxPg             44355 ext/sqlite3/libsqlite/sqlite3.c     rc = readJournalHdr(pPager, isHot, szJ, &nRec, &mxPg);
mxPg             44396 ext/sqlite3/libsqlite/sqlite3.c       rc = pager_truncate(pPager, mxPg);
mxPg             44400 ext/sqlite3/libsqlite/sqlite3.c       pPager->dbSize = mxPg;