-#define TRANSITIONS_ALLOC(Nshifts) \
- (transitions_t *) xcalloc ((unsigned) (sizeof (transitions_t) \
- + (Nshifts - 1) * sizeof (state_number_t)), 1)
+#define TRANSITIONS_ALLOC(Num) \
+ (transitions_t *) xcalloc ((sizeof (transitions_t) \
+ + (Num - 1) * sizeof (state_t *)), 1)