+#ifdef CONFIG_UCW_CLEAN_ABI
+#define bit_array_count_bits ucw_bit_array_count_bits
+#define bit_array_xrealloc ucw_bit_array_xrealloc
+#endif
+
+typedef u32 *bitarray_t; // Must be initialized by bit_array_xmalloc(), bit_array_zero() or bit_array_set_all()
+