@@ -13,10 +13,11 @@
  * LICENSE.GPLv2 or LICENSE.GPLv3 respectively included in the packaging of this
  * file.
  */
 
 #import "OFSeekableStream.h"
+#import "OFKernelEventObserver.h"
 
 #ifndef OF_MORPHOS
 # define OF_FILE_HANDLE_IS_FD
 # define OF_INVALID_FILE_HANDLE (-1)
 typedef int of_file_handle_t;
@@ -36,10 +37,13 @@
  * @class OFFile OFFile.h ObjFW/OFFile.h
  *
  * @brief A class which provides methods to read and write files.
  */
 @interface OFFile: OFSeekableStream
+#ifdef OF_FILE_HANDLE_IS_FD
+    <OFReadyForReadingObserving, OFReadyForWritingObserving>
+#endif
 {
 	of_file_handle_t _handle;
 	bool _atEndOfStream;
 }