WALINDEX_LOCK_RESERVED 43657 third_party/sqlite/amalgamation/sqlite3.c #define WALINDEX_HDR_SIZE      (WALINDEX_LOCK_OFFSET+WALINDEX_LOCK_RESERVED)
WALINDEX_LOCK_RESERVED  377 third_party/sqlite/src/src/wal.c #define WALINDEX_HDR_SIZE      (WALINDEX_LOCK_OFFSET+WALINDEX_LOCK_RESERVED)