Fixed a comment in two test programs.
diff --git a/test/testgl2.c b/test/testgl2.c
index 449e02e..a67bc1a 100644
--- a/test/testgl2.c
+++ b/test/testgl2.c
@@ -59,7 +59,7 @@ static int LoadContext(GL_Context * data)
return SDL_SetError("Couldn't load GL function %s: %s\n", #func, SDL_GetError()); \
} \
} while ( 0 );
-#endif /* _SDL_NOGETPROCADDR_ */
+#endif /* __SDL_NOGETPROCADDR__ */
#include "../src/render/opengl/SDL_glfuncs.h"
#undef SDL_PROC
diff --git a/test/testgles2.c b/test/testgles2.c
index f75bc15..0cf7d13 100644
--- a/test/testgles2.c
+++ b/test/testgles2.c
@@ -61,7 +61,7 @@ static int LoadContext(GLES2_Context * data)
return SDL_SetError("Couldn't load GLES2 function %s: %s\n", #func, SDL_GetError()); \
} \
} while ( 0 );
-#endif /* _SDL_NOGETPROCADDR_ */
+#endif /* __SDL_NOGETPROCADDR__ */
#include "../src/render/opengles2/SDL_gles2funcs.h"
#undef SDL_PROC