Int 62 Fn 0077  u - Fgdriver V4.02 - "fg_mouseini" - Initialize Mouse Sup  [V]

   AX = 0077h

Return: AX = status
       0002h two-button mouse
       0003h three-button mouse
       FFFFh initialization failed

Notes: the FGDRIVER functions are rearranged with each major release, but
     their parameters do not change (see #3145 at AX=0000h)
   After this call, the mouse cursor is invisible

See Also: AX=0076h,AX=0078h,AX=007Ch