Compatibility: 5.0+ Expects: AX 440dH BX drive (0=default, 1=A, 2=B, etc.) CL 68H CH 08H (device category: block device) DS:DX addr of a 16-bit word to receive the current media type ────────────────────────────────────────────────────────────────── Returns: AX error code if CF is set to CY DS:DX buffer contains two 8-bit values identifying the media type in the specified drive DS:[DX+0] 01H=it is the default media type 00H=it is NOT the default media type DS:[DX+1] 02H=720K media is in the drive 07H=1.44 MB media 09H=2.88 MB media ────────────────────────────────────────────────────────────────── Info: Obtains information on what type of media is currently in the specified drive. This function is not supported by all device drivers for all media types. See Also: Fn 44H (IOCTL) Fn 440dH (generic IOCTL for block devices) Fn 440dH 66H (query media ID) Generic IOCTL Data Packets DOS Functions -♦-