Minor changes to force commit these files so new freebsd*.cf files are
built to use the new sendmail-8.14.9/cf tree.

MFC after:	3 days
Note merge to head for sendmail 8.14.9.

MFC after:	3 days
imagact_binmisc builds for all supported architectures, so enable it for all.

Any bugs in execution will be dealt with as they crop up.

MFC after:	3 weeks
Relnotes:	Yes