fts3SnippetFindPositions 123126 third_party/sqlite/amalgamation/sqlite3.c   (void)fts3ExprIterate(pCsr->pExpr, fts3SnippetFindPositions, (void *)&sIter);
fts3SnippetFindPositions  493 third_party/sqlite/src/ext/fts3/fts3_snippet.c   (void)fts3ExprIterate(pCsr->pExpr, fts3SnippetFindPositions, (void *)&sIter);