@@ -16,11 +16,11 @@
 
 #import "OFSet.h"
 
 #ifdef OF_HAVE_BLOCKS
 typedef void (^of_counted_set_enumeration_block_t)(id object, size_t count,
-    BOOL *stop);
+    bool *stop);
 #endif
 
 /*!
  * @brief An abstract class for a mutable unordered set of objects, counting how
  *	  often it contains an object.