--- teeworlds-0.6.0-source.orig/src/game/server/entity.h 2011-04-09 14:15:25.000000000 -0500 +++ teeworlds-0.6.0-source/src/game/server/entity.h 2011-04-26 13:28:01.556440593 -0500 @@ -6,6 +6,7 @@ #include <new> #include <base/vmath.h> #include <game/server/gameworld.h> +#include <cstddef> #define MACRO_ALLOC_HEAP() \ public: \