bpftool: Fix the static linkage failure

[kernel-patches-daemon-bpf-rc]

Pull request for series with
subject: bpftool: Fix the static linkage failure
version: 2
url: https://patchwork.kernel.org/project/netdevbpf/list/?series=916754

[kernel-patches-daemon-bpf-rc]

Upstream branch: 7d0d673
series: https://patchwork.kernel.org/project/netdevbpf/list/?series=916754
version: 2

Pull request is NOT updated. Failed to apply https://patchwork.kernel.org/project/netdevbpf/list/?series=916754
error message:

Cmd('git') failed due to: exit code(128)
  cmdline: git am --3way
  stdout: 'Applying: tools build: Add feature test for libelf with ZSTD
Patch failed at 0001 tools build: Add feature test for libelf with ZSTD
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".'
  stderr: 'error: sha1 information is lacking or useless (tools/build/feature/test-all.c).
error: could not build fake ancestor
hint: Use 'git am --show-current-patch=diff' to see the failed patch'

conflict: