I/O Device Open Timing (Magic xpa 3.x)
The timing of opening an I/O device can be controlled in two ways:
Immediate – When the task that defines the I/O is opened.
On Demand – When the first output or input operation to the I/O device occurs, or when an I/O-device-related function, such as EOF, EOP, Line, or Page is used.
Available values: Immediate, On Demand
Change effective: Immediate
Magic.ini and Command Line name: IOTiming
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