on current amd64, kubo isn't working, either from regular user or the
dedicated daemon user

> $ ipfs daemon         
> Initializing daemon...
> Kubo version: 0.24.0
> Repo version: 15
> System version: amd64/openbsd
> Golang version: go1.22.0
> 
> Error: cannot acquire lock: Lock FcntlFlock of
> /home/solene/.ipfs/repo.lock failed: function not implemented
> 

the FnctlFlock error happens on many ipfs commands, including ipfs init


> # su -l -s /bin/sh _go-ipfs -c "IPFS_PATH=/var/kubo
> /usr/local/bin/ipfs init"
> generating ED25519 keypair...done
> peer identity: 12D3KooWHguoZzAbWGM8jDtkdLCuQs6sLzZ3zbsTv98uRMAXdy7v
> initializing IPFS node at /var/kubo
> Error: cannot acquire lock: Lock FcntlFlock of /var/kubo/repo.lock
> failed: function not implemented

I didn't use kubo/ipfs for at least 12 months, so I don't really know
when it stopped working.