kobj_class_t
kobj_class_t cls;
void kobj_init(kobj_t obj, kobj_class_t cls);
kobj_method_t* kobj_lookup_method(kobj_class_t cls, kobj_method_t **cep,
static inline void kobj_class_compile(kobj_class_t cls) {}
static inline void kobj_class_compile_static(kobj_class_t cls, kobj_ops_t ops) {}
static inline void kobj_class_free(kobj_class_t cls) {}
static inline void kobj_init_static(kobj_t obj, kobj_class_t cls) {}
kobj_init((kobj_t) ctx, (kobj_class_t) driver);
kobj_class_compile((kobj_class_t) driver);
kobj_init(kobj_t obj, kobj_class_t cls)
kobj_lookup_method(kobj_class_t class, kobj_method_t** cep,