INT 21 - TopWare Network OS v5.10+ - GET DEFAULT START-OF-JOB FORMFEED STATUS
        AX = FFB3h
Return: AL = starting formfeed status (see below)
SeeAlso: AX=FFB4h,AX=FFC0h

Bitfields for printer start-of-job formfeed status:
 bit 0  LPT1 has formfeed enabled
 bit 1  LPT2 has formfeed enabled
 bit 2  LPT3 has formfeed enabled

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