arisinfenix [1] filed a deletion request for libbpf [2]:
Duplicate of https://www.archlinux.org/packages/extra/x86_64/libbpf/
[1] https://aur.archlinux.org/account/arisinfenix/ [2] https://aur.archlinux.org/pkgbase/libbpf/
Request #20001 has been accepted by eschwartz [1].
aur-requests@lists.archlinux.org