18 lines
		
	
	
		
			239 B
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			18 lines
		
	
	
		
			239 B
		
	
	
	
		
			C
		
	
	
	
	
	
/* isatty.c */
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/* Dumb implementation so programs will at least run.  */
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#include <sys/stat.h>
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int
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isatty (int fd)
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{
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  struct stat buf;
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  if (fstat (fd, &buf) < 0)
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    return 0;
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  if (S_ISCHR (buf.st_mode))
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    return 1;
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  return 0;
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}
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