truncateOnCommit 49329 ext/sqlite3/libsqlite/sqlite3.c   u8 truncateOnCommit;       /* True to truncate WAL file on commit */
truncateOnCommit 51446 ext/sqlite3/libsqlite/sqlite3.c     pWal->truncateOnCommit = 0;
truncateOnCommit 51729 ext/sqlite3/libsqlite/sqlite3.c     pWal->truncateOnCommit = 1;
truncateOnCommit 51805 ext/sqlite3/libsqlite/sqlite3.c   if( isCommit && pWal->truncateOnCommit && pWal->mxWalSize>=0 ){
truncateOnCommit 51811 ext/sqlite3/libsqlite/sqlite3.c     pWal->truncateOnCommit = 0;