Gets information about an FZ unit LUN one may which will load the communication area
COMMON /FZSTAT/ INFLUN, INFSTA, INFOFZ(40)
with
INFLUN = LUN if success, = 0 if unit LUN was not found, in which case the rest of the information is useless. INFSTA = a copy of the status word and INFOFZ = the first 40 data words of the FZ control bank for LUN.
Details about the significance of the returned information are found below.
The lay-out of the control-bank has changed with version 3.66.