On Sat, 09 May 2020 12:45:22 +0900, Masahiro Yamada said:

> >   LD [U]  net/bpfilter/bpfilter_umh
> > /usr/bin/ld: cannot find -lc
> > collect2: error: ld returned 1 exit status
> > make[2]: *** [scripts/Makefile.userprogs:36: net/bpfilter/bpfilter_umh] Error 1
> > make[1]: *** [scripts/Makefile.build:494: net/bpfilter] Error 2
> > make: *** [Makefile:1726: net] Error 2
> >
> > The culprit is this commit:
>
> Thanks. I will try to fix it,
> but my commit is innocent because
> it is just textual cleanups.
> No functional change is intended.

Hmm... 'git show' made it look like a totally new line...

Proposed patch following in separate email...