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C/C++ Source or Header  |  1994-12-17  |  185b  |  14 lines
  1. #include <errno.h>
  2. #include <sys/doscalls.h>
  3.  
  4.  
  5. int dos_isatty(int handle)
  6. {
  7.     int i = dos_ioctl_getattr(handle);
  8.  
  9.     if (i == -1)
  10.     return 0;
  11.     else
  12.     return i & 128;
  13. }
  14.