DC_Nq, Handle Director/CLI enquiries
Register parameters
RST 20H, DEFW $160C
IN: B = 0, always C = reason code DQ_Dev ($00), get default device DQ_Dir ($03), get default directory DQ_Fnm ($06), get filename match string DQ_Dmh ($09), get the director memory handle DQ_Inp ($0C), get std. input handle DQ_Out ($1F), get std. output handle DQ_Prt ($12), get printer stream handle DQ_Tin ($15), get input-T handle DQ_Tot ($18), get output-T handle DQ_Tpr ($1B), get printer-T handle DQ_Chn ($1E), reset serial port and get NQ_Chn DQ_Prc ($21), get process environment address DQ_Fmh ($24), get the filesystem memory handle HL = OSFrame OUT: Fc = 0, success result in IX for DQ_Dmh, DQ_Fmh, DQ_Inp, DQ_Out, DQ_Prt, DQ_Tin, DQ_Tot, DQ_Tpr, DQ_Chn result in BHL for DQ_Dev, DQ_Dir, DQ_Fnm, DQ_Prc Fc = 1, A = RC_UNK ($03)
Notes
Internal operating system usage.
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