+void *fat_next_cluster(fat_itr *itr, unsigned int *nbytes);
+
+/**
+ * fat_uuid() - get FAT volume ID
+ *
+ * The FAT volume ID returned in @uuid_str as hexadecimal number in XXXX-XXXX
+ * format.
+ *
+ * @uuid_str: caller allocated buffer of at least 10 bytes for the volume ID
+ * Return: 0 on success
+ */
+int fat_uuid(char *uuid_str);
+