struct caseproto *dict_get_compacted_proto (const struct dictionary *,
unsigned int exclude_classes);
-/* SPLIT FILE variables. */
+/* SPLIT FILE variables.
+
+ SPLIT_NONE is used if and only if there are no split file variables. */
enum split_type
{
+ SPLIT_NONE, /* No split file variables. */
SPLIT_SEPARATE, /* Produce separate output for each split. */
SPLIT_LAYERED, /* Output splits in same table. */
};