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// OPCTHRD.h 
// 
// This file contains function prototyles 
// for the OPC Pack/Unpack functions for use with IDataObject 
// 
// 
//	(C) COPYRIGHT 1997 INTELLUTION INC. 
// ALL RIGHTS RESERVED 
// 
// Original Author: Al Chisholm 
// 
// Modification Log: 
//	Vers    Date   By    Notes 
//	----  -------- ---   ----- 
//  2.00  05/01/97 acc    
// 
 
int		OPCVariantSize( VARIANT * v); 
int		OPCVariantPack( char * t, VARIANT *s); 
void	OPCVariantUnpack( VARIANT *vp, char * src);