fflush.c unused parameter

[Simon Josefsson]

fflush.c:91: error: expected ';', ',' or ')' before '_GL_UNUSED_PARAMETER'

I suspect something like this is needed?

/Simon

diff --git a/lib/fflush.c b/lib/fflush.c
index a43eea7..fa6f389 100644
--- a/lib/fflush.c
+++ b/lib/fflush.c
@@ -28,6 +28,8 @@
 
 #include "stdio-impl.h"
 
+#include "unused-parameter.h"
+
 #undef fflush