/*
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
* version included in SDL_opengl.h.
*/
-#ifndef _SDL_opengl_h
-#define _SDL_opengl_h
+#ifndef SDL_opengl_h_
+#define SDL_opengl_h_
#include "SDL_config.h"
#elif defined(__CYGWIN__) && defined(USE_OPENGL32) /* use native windows opengl32 */
# define GLAPI extern
# define GLAPIENTRY __stdcall
+#elif defined(__OS2__) || defined(__EMX__) /* native os/2 opengl */
+# define GLAPI extern
+# define GLAPIENTRY _System
+# define APIENTRY _System
+# if defined(__GNUC__) && !defined(_System)
+# define _System
+# endif
#elif (defined(__GNUC__) && __GNUC__ >= 4) || (defined(__SUNPRO_C) && (__SUNPRO_C >= 0x590))
# define GLAPI __attribute__((visibility("default")))
# define GLAPIENTRY
#endif /* !__IPHONEOS__ */
-#endif /* _SDL_opengl_h */
+#endif /* SDL_opengl_h_ */
/* vi: set ts=4 sw=4 expandtab: */