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NAME
    ParentOfFH -- returns a lock on the parent directory of a file (V36)

SYNOPSIS
    lock = ParentOfFH(fh)
    D0               D1

    BPTR ParentOfFH(BPTR)

FUNCTION
    Returns a shared lock on the parent directory of the filehandle.

INPUTS
    fh   - Filehandle you want the parent of.

RESULT
    lock - Lock on parent directory of the filehandle or NULL for failure.

SEE ALSO
    Parent(), Lock(), UnLock() DupLockFromFH()