Int 17 Fn 0500 U - Emulaser Eltsr - ??? [P] AX = 0500h ??? Return: AX = unload status (0001h safe to unload, 0002h not safe) BX = ??? CX = PSP segment of ELTSR DX = activity flag (0000h disabled, 0001h capturing, 0002h ???printing) SI = ??? DI = ??? See Also: AH=04h,INT 1A/AH=E5h