利用POS机具硬件改为条纹码扫描器的编程代码

				/*  new.h
				
				    Access to operator new() and newhandler()
				
				    Copyright (c) Borland International 1990,1991
				    All Rights Reserved.
				*/
				
				#if !defined( __NEW_H )
				#define __NEW_H
				
				#ifdef __DLL__
				#define _FAR far
				#else
				#define _FAR
				#endif
				
				#if __STDC__
				#define _Cdecl
				#else
				#define _Cdecl  cdecl
				#endif
				
				#ifndef __cplusplus
				#error Must use C++ with new.h
				#endif
				
				typedef void (*pvf)();
				 
				extern void (* _Cdecl _new_handler)();
				 
				void (*set_new_handler( void (*)() ))();
				
				void _FAR * operator new( unsigned );
				
				#endif  /* __NEW_H */