readerror_dummy_get 268 src/error.c SCM_CLASS_SLOT_SPEC("column", readerror_dummy_get, readerror_dummy_set), readerror_dummy_get 269 src/error.c SCM_CLASS_SLOT_SPEC("position", readerror_dummy_get, readerror_dummy_set), readerror_dummy_get 270 src/error.c SCM_CLASS_SLOT_SPEC("span", readerror_dummy_get, readerror_dummy_set),