NAME
DupLockFromFH -- Gets a lock on an open file (V36)
SYNOPSIS
lock = DupLockFromFH(fh)
D0 D1
BPTR DupLockFromFH(BPTR)
FUNCTION
Obtain a lock on the object associated with fh. Only works if the file was opened using a non-exclusive mode. Other restrictions may be placed on success by the filesystem.
INPUTS
fh - Opened file for which to obtain the lock
RESULT lock - Obtained lock or NULL for failure
SEE ALSO