#define MATH_MERGE_H 1
#include <stdbool.h>
+#include <stddef.h>
struct case_ordering;
struct casereader;
-struct merge *merge_create (const struct case_ordering *);
+struct merge *merge_create (const struct case_ordering *, size_t);
void merge_destroy (struct merge *);
void merge_append (struct merge *, struct casereader *);
struct casereader *merge_make_reader (struct merge *);