Module: Int10 bios_checksum()

[Egbert Eich]

Henne writes:
 > Hi,
 > 
 > I was just browsing through the int10 source, cause I found
 > a "Bad V_BIOS checksum" warning in my X-log.
 > 
 > bios_checksum() is called from int10_check_bios(),
 > when it returns a value != 0 then the warning is printed.
 > 
 > But int10_checksum() returns only the sum of all bytes,
 > not if the checksum is valid, like it seems to be used from int10_check_bios().

No, we don't want this. We just want to print a warning. If we failed on
invalid checksums we would fail on too many BIOSes.
The original implementation had this. We had to change this.
 
Cheers,
	Egbert.