@@ -67,17 +67,14 @@
  * @brief This protocol is implemented by classes which can be observed for
  *	  readiness for reading by OFKernelEventObserver.
  */
 @protocol OFReadyForReadingObserving <OFObject>
 /*!
- * @brief Returns the file descriptor for reading that should be checked by the
- *	  OFKernelEventObserver.
- *
- * @return The file descriptor for reading that should be checked by the
- *	   OFKernelEventObserver
+ * The file descriptor for reading that should be checked by the
+ * OFKernelEventObserver.
  */
-- (int)fileDescriptorForReading;
+@property (readonly, nonatomic) int fileDescriptorForReading;
 @end
 
 /*!
  * @protocol OFReadyForWritingObserving
  *	     OFKernelEventObserver.h ObjFW/OFKernelEventObserver.h
@@ -85,17 +82,14 @@
  * @brief This protocol is implemented by classes which can be observed for
  *	  readiness for writing by OFKernelEventObserver.
  */
 @protocol OFReadyForWritingObserving <OFObject>
 /*!
- * @brief Returns the file descriptor for writing that should be checked by the
- *	  OFKernelEventObserver.
- *
- * @return The file descriptor for writing that should be checked by the
- *	   OFKernelEventObserver
+ * The file descriptor for writing that should be checked by the
+ * OFKernelEventObserver.
  */
-- (int)fileDescriptorForWriting;
+@property (readonly, nonatomic) int fileDescriptorForWriting;
 @end
 
 /*!
  * @class OFKernelEventObserver
  *	  OFKernelEventObserver.h ObjFW/OFKernelEventObserver.h