On Thu, 17 Jul 2014 15:39:43 -0500, Tom Marchant wrote: > >>In particular, I want to allocate a buffer of sufficient size to hold >>any block >>we might read for a pre-existing RECFM=U data set. > >Why not use 32760? > Don't some devices support larger blocks nowadays? (But is that returned in DCBBLKSI?)
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