readJournalHdr   44355 ext/sqlite3/libsqlite/sqlite3.c     rc = readJournalHdr(pPager, isHot, szJ, &nRec, &mxPg);
readJournalHdr   44962 ext/sqlite3/libsqlite/sqlite3.c     rc = readJournalHdr(pPager, 0, szJ, &nJRec, &dummy);