tests: Build virpcimock on FreeBSD too
tests: Build virpcimock on FreeBSD too

There are only a couple remaining issues preventing it from
working on FreeBSD. Let's fix them.

With the mocking in place, qemumemlocktest and qemuxml2xmltest
can finally succeed on FreeBSD.

Signed-off-by: Andrea Bolognani <3ada0bee826c753786fdbba72243dfba997094cf@redhat.com>
Reviewed-by: Daniel P. Berrangé <bb938cf255e055ff3507f2627d214e8e62118fcf@redhat.com>

jfehlig/libvirt,jardasgit/libvirt,libvirt/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,fabianfreyer/libvirt,eskultety/libvirt,zippy2/libvirt,crobinso/libvirt,eskultety/libvirt,nertpinx/libvirt,crobinso/libvirt,eskultety/libvirt,crobinso/libvirt,olafhering/libvirt,olafhering/libvirt,jfehlig/libvirt,libvirt/libvirt,eskultety/libvirt,nertpinx/libvirt,nertpinx/libvirt,crobinso/libvirt,jfehlig/libvirt,zippy2/libvirt,fabianfreyer/libvirt,eskultety/libvirt,olafhering/libvirt,jardasgit/libvirt,zippy2/libvirt,andreabolognani/libvirt,zippy2/libvirt,andreabolognani/libvirt,libvirt/libvirt,olafhering/libvirt,jfehlig/libvirt,libvirt/libvirt,jardasgit/libvirt,nertpinx/libvirt,nertpinx/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,jardasgit/libvirt,andreabolognani/libvirt,jardasgit/libvirt