[SeaBIOS] commit "acpi: LNKS is not needed" breaks FreeBSD boot

[Kevin O'Connor]

On Fri, Dec 07, 2012 at 11:03:56PM -0200, Marcelo Tosatti wrote:
> 
> Since FreeBSD treats IRQ 9 polarity as active low
> without the Interrupt() entry. Please revert.

Sigh.  Unfortunately, that code has gotten refactored a bit and isn't
as simple as just reverting it.  Paolo - what was the reason behind
removing LNKS in 4540409d19?

-Kevin