/*
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_mutex_h
-#define _SDL_mutex_h
+#ifndef SDL_mutex_h_
+#define SDL_mutex_h_
/**
* \file SDL_mutex.h
#endif
#include "close_code.h"
-#endif /* _SDL_mutex_h */
+#endif /* SDL_mutex_h_ */
/* vi: set ts=4 sw=4 expandtab: */