-/* class.c */
-void gfc_add_component_ref (gfc_expr *, const char *);
-gfc_expr *gfc_class_null_initializer (gfc_typespec *);
-gfc_try gfc_build_class_symbol (gfc_typespec *, symbol_attribute *,
- gfc_array_spec **, bool);
-gfc_symbol *gfc_find_derived_vtab (gfc_symbol *, bool);
-gfc_symtree* gfc_find_typebound_proc (gfc_symbol*, gfc_try*,
- const char*, bool, locus*);
-gfc_symtree* gfc_find_typebound_user_op (gfc_symbol*, gfc_try*,
- const char*, bool, locus*);
-gfc_typebound_proc* gfc_find_typebound_intrinsic_op (gfc_symbol*, gfc_try*,
- gfc_intrinsic_op, bool,
- locus*);
-gfc_symtree* gfc_get_tbp_symtree (gfc_symtree**, const char*);
-