Walker           7876 ext/sqlite3/libsqlite/sqlite3.c typedef struct Walker Walker;
Walker           11071 ext/sqlite3/libsqlite/sqlite3.c   int (*xExprCallback)(Walker*, Expr*);     /* Callback for expressions */
Walker           11072 ext/sqlite3/libsqlite/sqlite3.c   int (*xSelectCallback)(Walker*,Select*);  /* Callback for SELECTs */
Walker           71161 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           71212 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           72375 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           74278 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           74900 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           93876 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           93934 ext/sqlite3/libsqlite/sqlite3.c   Walker w;