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Annotation of researchv10no/cmd/spitbol/cint/testty.c, revision 1.1.1.1

1.1       root        1: 
                      2: /*
                      3:        testty is a c function that determines whether or not
                      4:        a file descriptor represents a tty device.  testty
                      5:        returns 0 on success, -1 on failure.
                      6: */
                      7: #include <sgtty.h>
                      8: 
                      9: int testty( fd )
                     10: int    fd;
                     11: 
                     12: {
                     13:        struct  sgttyb  buffer;
                     14: 
                     15:        return  ioctl( fd,TIOCGETP,&buffer );
                     16: }
                     17: 

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