1188 typedef struct FuncDef FuncDef;  typedef
1475   FuncDef *a[SQLITE_FUNC_HASH_SZ];       /* Hash table for functions */
1829 struct FuncDef {  struct
1833   FuncDef *pNext;      /* Next function with same name */  argument
1840     FuncDef *pHash;      /* Next with a different name but the same hash */  argument
2738     FuncDef *pFunc;          /* The aggregate function implementation */
4253   FuncDef *pWFunc;        /* The function */
4281 void sqlite3WindowUpdate(Parse*, Window*, Window*, FuncDef*);
4587 void sqlite3ExprFunctionUsable(Parse*,const Expr*,const FuncDef*);
4849 FuncDef *sqlite3FunctionSearch(int,const char*);
4850 void sqlite3InsertBuiltinFuncs(FuncDef*,int);
4851 FuncDef *sqlite3FindFunction(sqlite3*,const char*,int,u8,u8);
5258 FuncDef *sqlite3VtabOverloadFunction(sqlite3 *,FuncDef*, int nArg, Expr*);