Remove warning: Correct includes for mingw

diff --git a/rts/RaiseAsync.c b/rts/RaiseAsync.c
index c0cfd7b..95e2492 100644 (file)
--- a/rts/RaiseAsync.c
+++ b/rts/RaiseAsync.c
@@ -18,6 +18,9 @@
 #include "Updates.h"
 #include "STM.h"
 #include "Sanity.h"
+#if defined(mingw32_HOST_OS)
+#include "win32/IOManager.h"
+#endif
 
 static void raiseAsync (Capability *cap,
                        StgTSO *tso,