iNextFree        145097 ext/sqlite3/libsqlite/sqlite3.c     sqlite3_int64 iNextFree = iFree;
iNextFree        145103 ext/sqlite3/libsqlite/sqlite3.c       rc = fts3WriteSegment(p, iNextFree, &pIter->aData[nStart], nWrite);
iNextFree        145104 ext/sqlite3/libsqlite/sqlite3.c       iNextFree++;
iNextFree        145110 ext/sqlite3/libsqlite/sqlite3.c           p, pTree->pParent, iHeight+1, iFree, iNextFree, piLast, paRoot, pnRoot