Corrected header file guard comments.

include/SDL_blendmode.h

@@ -58,6 +58,6 @@ typedef enum
 #endif
 #include "close_code.h"
 
-#endif /* _SDL_video_h */
+#endif /* _SDL_blendmode_h */
 
 /* vi: set ts=4 sw=4 expandtab: */

include/SDL_filesystem.h

@@ -131,6 +131,6 @@ extern DECLSPEC char *SDLCALL SDL_GetPrefPath(const char *org, const char *app);
 #endif
 #include "close_code.h"
 
-#endif /* _SDL_system_h */
+#endif /* _SDL_filesystem_h */
 
 /* vi: set ts=4 sw=4 expandtab: */