INT 16 - PC Tools v8+ programs - GET ??? AX = FE55h CX = segment of resident program or 0000h for last loaded DX = 0000h Return: DX = resident code segment (unchanged if CX=0000h on entry) AX = ??? or 0000h Note: this call is supported by CPSCHED, CPTASK, DATAMON, DPROTECT, DRIVEMAP, and DSKLIGHT beginning in PC Tools v8.0; programs other than CPTASK seem to hook it merely to return the same AX as the CPTASK loaded prior to them returned