short type;
};
-struct symbol *clone_tab(struct symbol *tab);
-struct symbol *new_tab(void);
+struct symbol *tab_clone(struct symbol *tab);
+struct symbol *tab_new(void);
struct symbol *tab_add_symbol(struct symbol *tab, char *ident, short type, short check);
struct symbol *tab_lookup(struct symbol *tab, char *ident, short type);
struct symbol *tab_remove_symbol(struct symbol *tab, char *ident, short type);