Fixed windows build

src/joystick/windows/SDL_dinputjoystick_c.h

@@ -27,6 +27,4 @@ extern void SDL_DINPUT_JoystickUpdate(SDL_Joystick * joystick);
 extern void SDL_DINPUT_JoystickClose(SDL_Joystick * joystick);
 extern void SDL_DINPUT_JoystickQuit(void);
 
-extern const DIDATAFORMAT SDL_c_dfDIJoystick2;
-
 /* vi: set ts=4 sw=4 expandtab: */

src/joystick/windows/SDL_windowsjoystick_c.h

@@ -83,6 +83,8 @@ struct joystick_hwdata
     DWORD dwPacketNumber;
 };
 
+extern const DIDATAFORMAT SDL_c_dfDIJoystick2;
+
 extern void SDL_SYS_AddJoystickDevice(JoyStick_DeviceData *device);
 
 /* vi: set ts=4 sw=4 expandtab: */