pkg/lzo: adapt to xcompile and add -fPIC for cairo
pkg/partx: adapt for x-compilation
efi is x86-only for now
syslinux is x86-only
pkg/dpkg: adapt for x-compilation
pkg/lxc: adapt for x-compilation
enable set -x in butch templates
pkg/kbd: ignore loadkeys errors
pkg/obconf: ignore some patch failures
enter-chroot: propagate chroot failure to exit status