diff --git a/include/os.h b/include/os.h
index a9ef549cc..668c0e61d 100644
--- a/include/os.h
+++ b/include/os.h
@@ -86,10 +86,6 @@ typedef struct _NewClientRec *NewClientPtr;
 
 extern _X_EXPORT int ReadFdFromClient(ClientPtr client);
 
-extern _X_EXPORT Bool InsertFakeRequest(ClientPtr /*client */ ,
-                                        char * /*data */ ,
-                                        int /*count */ );
-
 extern _X_EXPORT void ResetCurrentRequest(ClientPtr /*client */ );
 
 extern _X_EXPORT void FlushAllOutput(void);
diff --git a/os/client_priv.h b/os/client_priv.h
index c68a65fbe..de18d07cb 100644
--- a/os/client_priv.h
+++ b/os/client_priv.h
@@ -44,5 +44,6 @@ Bool AddClientOnOpenFD(int fd);
 void ListenOnOpenFD(int fd, int noxauth);
 int ReadRequestFromClient(struct _Client *client);
 int WriteFdToClient(struct _Client *client, int fd, Bool do_close);
+Bool InsertFakeRequest(struct _Client *client, char *data, int count);
 
 #endif /* _XSERVER_DIX_CLIENT_PRIV_H */