Update SDL to 2.0.7

libs/SDL2/include/SDL_test_font.h

@@ -1,6 +1,6 @@
 /*
   Simple DirectMedia Layer
-  Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
+  Copyright (C) 1997-2017 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
@@ -27,8 +27,8 @@
  *  This code is a part of the SDL2_test library, not the main SDL library.
  */
 
-#ifndef _SDL_test_font_h
-#define _SDL_test_font_h
+#ifndef SDL_test_font_h_
+#define SDL_test_font_h_
 
 #include "begin_code.h"
 /* Set up for C function definitions, even when using C++ */
@@ -50,7 +50,7 @@ extern "C" {
  *
  *  \returns Returns 0 on success, -1 on failure.
  */
-int SDLTest_DrawCharacter( SDL_Renderer *renderer, int x, int y, char c );
+int SDLTest_DrawCharacter(SDL_Renderer *renderer, int x, int y, char c);
 
 /**
  *  \brief Draw a string in the currently set font.
@@ -62,15 +62,20 @@ int SDLTest_DrawCharacter( SDL_Renderer *renderer, int x, int y, char c );
  *
  *  \returns Returns 0 on success, -1 on failure.
  */
-int SDLTest_DrawString( SDL_Renderer * renderer, int x, int y, const char *s );
+int SDLTest_DrawString(SDL_Renderer *renderer, int x, int y, const char *s);
 
 
+/**
+ *  \brief Cleanup textures used by font drawing functions.
+ */
+void SDLTest_CleanupTextDrawing(void);
+
 /* Ends C function definitions when using C++ */
 #ifdef __cplusplus
 }
 #endif
 #include "close_code.h"
 
-#endif /* _SDL_test_font_h */
+#endif /* SDL_test_font_h_ */
 
 /* vi: set ts=4 sw=4 expandtab: */