#include <callback_0.h>
(Internal ClanLib Class)
Implemented in CL_Callback_Impl_0_functor< RetVal, Functor >, CL_Callback_Impl_0_member_user< RetVal, InstanceClass, UserData >, CL_Callback_Impl_0_member< RetVal, InstanceClass >, CL_Callback_Impl_0_static_user< RetVal, UserData >, and CL_Callback_Impl_0_static< RetVal >.