Int 21 Fn FFB0  - Topware Network Os V5.10+ - Get Spooler Printing Priori  [N]

   AX = FFB0h

Return: AL = priority status (see #2221)

See Also: AX=FFB1h

Bitfields for TopWare printer priority status:
Bit(s) Description (Table 2221)
 2 LPT3 has high priority
 1 LPT2 has high priority
 0 LPT1 has high priority