Int 33 Fn 0100  - Grtmouse V1.00+ - Installation Check                     [M]

   AX = 0100h
   CX = 4752h ('GR')
   DX = 544Dh ('TM')

Return: AX = 474Dh ('GM') if installed
       CX = version number (CH = major, CL = minor)
Program: GRTMOUSE is a graphical-cursor driver for textmode by Tommer Leyvand

See Also: AX=0101h,AX=0102h,AX=0103h,AX=0104h