Index: socket.rst
===================================================================
--- socket.rst	(revision 74224)
+++ socket.rst	(working copy)
@@ -598,6 +598,9 @@
 
    The :meth:`ioctl` method is a limited interface to the WSAIoctl system
    interface. Please refer to the MSDN documentation for more information.
+   
+   On other platforms, the generic :func:`fcntl.fcntl` and :func:`fcntl.ioctl`
+   functions may be used; they accept a socket as their first argument.
 
    .. versionadded:: 2.6