rb_thread_method_id_and_class  247 vm.c           	if (!rb_thread_method_id_and_class(th, &id, &klass) || !klass)
rb_thread_method_id_and_class 1924 vm.c               return rb_thread_method_id_and_class(GET_THREAD(), idp, klassp);
rb_thread_method_id_and_class 1011 vm_core.h      int rb_thread_method_id_and_class(rb_thread_t *th, ID *idp, VALUE *klassp);
rb_thread_method_id_and_class  619 vm_trace.c     	rb_thread_method_id_and_class(th, &id, &klass);