Merge pull request #280 from apple/mad/epoll-fixes

Actually update epoll events if needed when unregistering

Signed-off-by: Daniel A. Steffen <dsteffen@apple.com>
diff --git a/PATCHES b/PATCHES
index e3f7048..ffe6994 100644
--- a/PATCHES
+++ b/PATCHES
@@ -349,3 +349,4 @@
 [69c8f3e] APPLIED rdar://33531111
 [23a3a84] APPLIED rdar://33531111
 [79b7529] APPLIED rdar://33531111
+[f8e71eb] APPLIED rdar://33531111