COL_NAME
rtbl_add_column(ct, COL_NAME, 0);
rtbl_set_column_prefix(ct, COL_NAME, "");
rtbl_add_column_entry(ct, COL_NAME, name);
rtbl_add_column_entryv(ct, COL_NAME, "%.*s",
rtbl_add_column(ct, COL_NAME, 0);