rb_method_call_status  315 vm_eval.c      static inline enum method_missing_reason rb_method_call_status(rb_thread_t *th, const rb_callable_method_entry_t *me, call_type scope, VALUE self);
rb_method_call_status  338 vm_eval.c          enum method_missing_reason call_status = rb_method_call_status(th, me, scope, self);
rb_method_call_status  402 vm_eval.c          return rb_method_call_status(th, me, CALL_FCALL, th->cfp->self) == MISSING_NONE;