Index: src/libcfa/concurrency/monitor
===================================================================
--- src/libcfa/concurrency/monitor	(revision bf7b9da7d2c9de7d62537a577583c73ac9429458)
+++ src/libcfa/concurrency/monitor	(revision a4ca48cb2a2bd7a18b74f59046bc85b612b8c212)
@@ -103,4 +103,5 @@
 	unsigned short count;
 	monitor_desc ** monitors;
+	bool is_dtor;
 };