minimize some #includes and replace with forward decls

[supertux.git] / src / mainloop.cpp

diff --git a/src/mainloop.cpp b/src/mainloop.cpp
index 07d8536..5e2f3f7 100644 (file)
--- a/src/mainloop.cpp
+++ b/src/mainloop.cpp
@@ -20,7 +20,7 @@
 
 #include "mainloop.hpp"
 
-#include <stdlib.h>
+#include <cstdlib>
 #include <SDL.h>
 #include "video/drawing_context.hpp"
 #include "control/joystickkeyboardcontroller.hpp"