+struct ctables_freq
+ {
+ struct hmap_node node; /* Element in hash table. */
+ double count;
+ union value values[]; /* The value. */
+ };
+
+static struct ctables_freq *
+ctables_freq_allocate (size_t n_values)
+{
+ struct ctables_freq *f;
+ return xmalloc (sizeof *f + n_values * sizeof *f->values);
+}
+