Added xref under dnotify description to inotify.7.

man2/fcntl.2

@@ -741,6 +741,14 @@ Especially when using
 .BR DN_MULTISHOT ,
 a POSIX.1b real time signal should be used for notification,
 so that multiple notifications can be queued.
+
+.B NOTE:
+New applications should consider using the
+.I inotify 
+interface (available since kernel 2.6.13),
+which provides a superior interface for obtaining notifications of 
+file system events.  See 
+.BR inotify (7).
 .SH "RETURN VALUE"
 For a successful call, the return value depends on the operation:
 .TP 0.9i