BTX Halted on X86_64 master

[Jordan Gordeev]

elekktretterr at exemail.com.au wrote:
Well this is rather embarassing. This aint a 64bit processor. I bought
this thing like half a year after I bought my AMD64 workstation and I had
assumed (Core Duo) would be 64 bit.
Sorry.....

There's a change in FreeBSD's loader that detects processors that are 
not 64-bit capable and prints an error message, instead of "BTX Halted".