*** [neqn] Error code 1

[Jukka A. Ukkonen]

On 05/11/16 19:47, bob prohaska wrote:
> Recent buildworld attempts have stopped with:
> 
> --- neqn ---e 6082)
> Making neqn from /usr/src/gnu/usr.bin/groff/src/preproc/eqn/../../../../../../contrib/groff/src/preproc/eqn/neqn.sh
> sed: 1: "s/^[1-9].*$/.&/": bad flag in substitute command: 's'
> sed: 1: "s|@g@||g": bad flag in substitute command: 's'
> *** [neqn] Error code 1
> 
> The last few updates haven't touched on the files involved, so perhaps it's
> local to my system:
> 11.0-CURRENT FreeBSD 11.0-CURRENT #94 r299289
> 
> The sources are presently at 299460.
> 
> Any hint of a workaround would be appreciated!
> 
> Thanks for reading,
> 
> bob prohaska

I noticed the same problem on ppc64 (a PowerMac G5).
The workaround is to build a sane copy of sed first.

pushd /usr/src/usr.bin/sed/
make obj  ## This is actually optional.
make
make install
make clean
popd

Then run your normal build.

--jau