Use capi instead ccall

Author: Bodigrim

src/Test/Tasty/Bench.hs

@@ -2272,14 +2272,8 @@ int64ToWord64 = fromIntegral
 
 #if defined(mingw32_HOST_OS)
 
-#if defined(i386_HOST_ARCH)
-#define CCONV stdcall
-#else
-#define CCONV ccall
-#endif
-
-foreign import CCONV unsafe "windows.h GetConsoleOutputCP" getConsoleOutputCP :: IO Word32
-foreign import CCONV unsafe "windows.h SetConsoleOutputCP" setConsoleOutputCP :: Word32 -> IO ()
+foreign import capi unsafe "windows.h GetConsoleOutputCP" getConsoleOutputCP :: IO Word32
+foreign import capi unsafe "windows.h SetConsoleOutputCP" setConsoleOutputCP :: Word32 -> IO ()
 
 #endif