[commit: ghc] master: Comment why the include is necessary (15df6d9)

[git at git.haskell.org]

Repository : ssh://git@git.haskell.org/ghc

On branch  : master
Link       : http://ghc.haskell.org/trac/ghc/changeset/15df6d98afb8c3813013c5b97efffe0ba8020d32/ghc

>---------------------------------------------------------------

commit 15df6d98afb8c3813013c5b97efffe0ba8020d32
Author: Gabor Greif <ggreif at gmail.com>
Date:   Wed Aug 20 19:39:56 2014 +0200

    Comment why the include is necessary


>---------------------------------------------------------------

15df6d98afb8c3813013c5b97efffe0ba8020d32
 rts/Capability.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rts/Capability.c b/rts/Capability.c
index 14c99d0..04f3a61 100644
--- a/rts/Capability.c
+++ b/rts/Capability.c
@@ -26,7 +26,7 @@
 #include "sm/GC.h" // for gcWorkerThread()
 #include "STM.h"
 #include "RtsUtils.h"
-#include "rts/IOManager.h"
+#include "rts/IOManager.h" // for setIOManagerControlFd()
 
 #include <string.h>