#autoload

local extra expl
zparseopts -E -D -a extra a:

_description architectures expl 'architecture'
compadd "$@" "$expl[@]" alpha amd64 arm64 armel armhf hppa hurd-i386 i386 ia64 \
    kfreebsd-amd64 kfreebsd-i386 m68k mips mipsel powerpc powerpcspe ppc64 \
    ppc64el s390x sh4 sparc sparc64 x32 ${=extra[2]}