@@ -18,19 +18,21 @@
 #import "OFStream.h"
 #import "OFStreamObserver.h"
 #import "OFTCPSocket.h"
 
 @class OFSortedList;
+@class OFMutex;
 @class OFTimer;
 @class OFMutableDictionary;
 
 /*!
  * @brief A class providing a run loop for the application and its processes.
  */
 @interface OFRunLoop: OFObject
 {
 	OFSortedList *timersQueue;
+	OFMutex *timersQueueLock;
 	OFStreamObserver *streamObserver;
 	OFMutableDictionary *readQueues;
 }
 
 /*!