Specifies a device for which the cursor shape is set.
-n
Sets the virtual screen number to apply the following parameters to. Not specifying this parameter implies the current virtual screen or the screen referenced by the -d parameter.
-s
Specifies the starting (top) scanline the cursor should have.
-e
Specifies the last (bottom) scanline the cursor should have.
Be aware of the fact that the parameters need to be adjusted for the current size of the characterfont in use, on EGA and VGA boards sizes of 8, 14 and 16 scanlines are currently supported.