Walker           9332 ext/sqlite3/libsqlite/sqlite3.c typedef struct Walker Walker;
Walker           12853 ext/sqlite3/libsqlite/sqlite3.c   int (*xExprCallback)(Walker*, Expr*);     /* Callback for expressions */
Walker           12854 ext/sqlite3/libsqlite/sqlite3.c   int (*xSelectCallback)(Walker*,Select*);  /* Callback for SELECTs */
Walker           12855 ext/sqlite3/libsqlite/sqlite3.c   void (*xSelectCallback2)(Walker*,Select*);/* Second callback for SELECTs */
Walker           81332 ext/sqlite3/libsqlite/sqlite3.c     Walker w;
Walker           82699 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           82750 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           84149 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           86946 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           87137 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           110885 ext/sqlite3/libsqlite/sqlite3.c   Walker w;
Walker           110951 ext/sqlite3/libsqlite/sqlite3.c   Walker w;