Int 2F Fn 7200  - Srdisk V1.30+ - Installation Check                       [d]

   AX = 7200h

Return: AL = FFh if installed
       ES = segment of device driver header (see #2542)
Program: SRDISK is a freeware resizeable RAMdisk by Marko Kohtala

See Also: AX=7201h

Format of SRDISK device driver header:
Offset Size    Description (Table 2542)
 00h 10 BYTEs  same as standard device driver header
         (see #1332 at INT 21/AH=52h)
 0Ah   BYTE    number of subunits (drives) supported by driver
 0Bh  3 BYTEs  signature "SRD"
 0Eh  4 BYTEs  memory type string ("XMS "/"EMS ")
 12h  4 BYTEs  ASCII driver version string "N.NN"
 16h   BYTE    00h
 17h   BYTE    configuration format version (currently 00h or 01h)
 18h   WORD    offset of drive configuration data

See Also: #1332