X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=Control%2FConcurrent%2FQSemN.hs;h=cfcff7f5d8c4e89794a6a4475073afffc1237782;hb=41e8fba828acbae1751628af50849f5352b27873;hp=7e43908094d0888e82ab13cba20b8c308fdd6f13;hpb=ac0439db2ece671089cec9ade21754c3ad22c134;p=ghc-base.git

diff --git a/Control/Concurrent/QSemN.hs b/Control/Concurrent/QSemN.hs
index 7e43908..cfcff7f 100644
--- a/Control/Concurrent/QSemN.hs
+++ b/Control/Concurrent/QSemN.hs
@@ -1,3 +1,5 @@
+{-# LANGUAGE CPP #-}
+
 -----------------------------------------------------------------------------
 -- |
 -- Module      :  Control.Concurrent.QSemN