Core
Class Subsystem

source: e:\games\UnrealTournament\Core\Classes\Subsystem.uc 
Core.Object
   |
   +--Core.Subsystem
Direct Known Subclasses:Engine
class Subsystem
extends Core.Object

//============================================================================= // Subsystem: The base class all subsystems. Subsystems usually // correspond to large C++ classes. The benefit of defining a C++ class as // a subsystem is that you can make some of its variables script-accessible, // and you can make some of its properties automatically saveable as part // of the configuration. // // This is a built-in Unreal class and it shouldn't be modified. //=============================================================================
Variables
 int ExecVtbl

Source Code 

00001	//=============================================================================
00002	// Subsystem: The base class all subsystems. Subsystems usually
00003	// correspond to large C++ classes. The benefit of defining a C++ class as
00004	// a subsystem is that you can make some of its variables script-accessible,
00005	// and you can make some of its properties automatically saveable as part
00006	// of the configuration.
00007	//
00008	// This is a built-in Unreal class and it shouldn't be modified.
00009	//=============================================================================
00010	class Subsystem extends Object
00011		native
00012		noexport;
00013	
00014	// Internal.
00015	var private native const int ExecVtbl;
00016	
00017	defaultproperties
00018	{
00019	}
End Source Code