logexists        48856 ext/sqlite3/libsqlite/sqlite3.c     int logexists = 0;
logexists        48860 ext/sqlite3/libsqlite/sqlite3.c           pPager->pVfs, pPager->zWal, SQLITE_ACCESS_EXISTS, &logexists
logexists        48863 ext/sqlite3/libsqlite/sqlite3.c     if( rc==SQLITE_OK && logexists ){