On 12/21/2012 09:54 PM, Sascha Wildner wrote: >> I get a kernel compilation error on fresh (master) sources: > > Have you also built world with "WANT_USB4BSD=yes" in /etc/make.conf before? Yes, of course. I have found my mistake, thank you for the clue. I had an 'option "usb4bsd"' commented in the X86_64_GENERIC file. Sorry.