From f2bb26988c077ec5b4eccff215fd39fa6f6a1f4d Mon Sep 17 00:00:00 2001
From: Marc Alexander Lehmann <libev@schmorp.de>
Date: Mon, 18 Oct 2010 07:36:05 +0000
Subject: [PATCH] *** empty log message ***

---
 ev.pod | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/ev.pod b/ev.pod
index 406d3ca..b370558 100644
--- a/ev.pod
+++ b/ev.pod
@@ -441,7 +441,9 @@ I<different> file descriptors (even already closed ones, so one cannot
 even remove them from the set) than registered in the set (especially
 on SMP systems). Libev tries to counter these spurious notifications by
 employing an additional generation counter and comparing that against the
-events to filter out spurious ones, recreating the set when required.
+events to filter out spurious ones, recreating the set when required. Last
+not least, it also refuses to work with some file descriptors which work
+perfectly fine with C<select> (files, many character devices...).
 
 While stopping, setting and starting an I/O watcher in the same iteration
 will result in some caching, there is still a system call per such