FTS1_ROTOR_MASK  2254 third_party/sqlite/src/ext/fts1/fts1.c     iRotorBegin[iRotor&FTS1_ROTOR_MASK] = iBegin;
FTS1_ROTOR_MASK  2255 third_party/sqlite/src/ext/fts1/fts1.c     iRotorLen[iRotor&FTS1_ROTOR_MASK] = iEnd-iBegin;
FTS1_ROTOR_MASK  2267 third_party/sqlite/src/ext/fts1/fts1.c           int k = (iRotor-j) & FTS1_ROTOR_MASK;