Compatibility Notes A.64

I/O Control Block Format

V300 Uses IOP Accumulated R/D field. Does not use DTM R/D and Unit Number fields.
V500 Uses DTM R/D and Unit Number fields. Does not use IOP Accumulated R/D field.
compatibility_notes/a.64.txt · Last modified: 2009/05/09 02:22 by scott
 
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