/*
Simple DirectMedia Layer
- Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
+ Copyright (C) 1997-2019 Sam Lantinga <slouken@libsdl.org>
This software is provided 'as-is', without any express or implied
warranty. In no event will the authors be held liable for any damages
3. This notice may not be removed or altered from any source distribution.
*/
-#ifndef _SDL_messagebox_h
-#define _SDL_messagebox_h
+#ifndef SDL_messagebox_h_
+#define SDL_messagebox_h_
#include "SDL_stdinc.h"
#include "SDL_video.h" /* For SDL_Window */
#endif
#include "close_code.h"
-#endif /* _SDL_messagebox_h */
+#endif /* SDL_messagebox_h_ */
/* vi: set ts=4 sw=4 expandtab: */