-void casewindow_pop_tail (struct casewindow *, casenumber cnt);
-bool casewindow_get_case (const struct casewindow *, casenumber case_idx,
- struct ccase *);
-size_t casewindow_get_value_cnt (const struct casewindow *);
-casenumber casewindow_get_case_cnt (const struct casewindow *);
+void casewindow_pop_tail (struct casewindow *, casenumber n);
+struct ccase *casewindow_get_case (const struct casewindow *,
+ casenumber case_idx);
+const struct caseproto *casewindow_get_proto (const struct casewindow *);
+casenumber casewindow_get_n_cases (const struct casewindow *);