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# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
include <mach.h>
include "m75.h"
# ZOPM75 -- Open the IIS for binary file i/o.
procedure zopm75 (device, mode, ifcb)
char device[ARB] # packed UNIX device name
int mode # access mode
int ifcb # pointer to channel descriptor passed as int
pointer fcb
int chan
begin
call calloc (fcb, LEN_FCB, TY_STRUCT)
ifcb = fcb
FCB_STATUS(fcb) = IIS_INACTIVE
FCB_NBYTES(fcb) = 0
FCB_STATE(fcb) = READY
call zopnbf (device, mode, chan)
if (chan < 0) {
call mfree (fcb, TY_STRUCT)
ifcb = ERR
} else
FCB_CHAN(fcb) = chan
end
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