FabioLolix [1] filed a deletion request for numactl-stable [2]:
numactl is in [Extra], this pkgbuild support other archs using
arch=('any') for an architecture specific package, use -j$(nproc).
[1] https://aur.archlinux.org/account/FabioLolix/
[2] https://aur.archlinux.org/pkgbase/numactl-stable/