gtk/gtk.go
func (v *RadioButton) GetGroup() (*glib.SList, error) {
	c := C.gtk_radio_button_get_group(v.native())
	if c == nil {
		return nil, nilPtrErr
	}
	return glib.WrapSList(uintptr(unsafe.Pointer(c))), nil
}
func (v *RadioButton) GetGroup() (*glib.SList, error) {
	c := C.gtk_radio_button_get_group(v.native())
	if c == nil {
		return nil, nilPtrErr
	}
	return glib.WrapSList(uintptr(unsafe.Pointer(c))), nil
}
// GetGroup is a wrapper around gtk_radio_button_get_group().