How does 'mv' rename directories?

[T. William Wells]

In article <544 at isi.UUCP> mike at isi.UUCP (Mike Maloney) writes:
: But on Microport, Xenix, and Sun Unix 4.0, /bin/mv is -rwxr-xr-x and is
: owned by 'bin'.   How is 'mv' able to rename directories on a properly
: working system?

On my Microport, it calls /usr/lib/mv_dir to do the dirty work.

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Bill                    { uunet | novavax | ankh | sunvice } !twwells!bill
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