12 lines
		
	
	
	
		
			249 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			12 lines
		
	
	
	
		
			249 B
		
	
	
	
		
			C
		
	
	
	
	
	
/* $Id$ */
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isatty(f)
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{
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	char buf[128];
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	/* not a sgttyb struct; it might not be large enough;
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	   I know for a fact that it is'nt large enough on PC/IX,
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	   where gtty is an ioctl(..., TCGETA, ...)
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	*/
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	if (gtty(f, buf) < 0) return 0;
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	return 1;
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}
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