6 lines
		
	
	
	
		
			77 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			6 lines
		
	
	
	
		
			77 B
		
	
	
	
		
			C
		
	
	
	
	
	
int
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_dup2(oldfd, newfd)
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{
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	_close(newfd);
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	return _fcntl(oldfd, 0, newfd);
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}
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