pcc: only_for_archs="i686 x86_64"
pcc-libs: only_for_archs="i686 x86_64"
grub: only_for_archs="i686 x86_64"
linux: only_for_archs="i686 x86_64"
libx86: only_for_archs="i686 x86_64"
vbetool: only_for_archs="i686 x86_64"