pipefail doesn't work on NetBSD or FreeBSD

[Jason Azze]

On Fri, Oct 12, 2018, at 11:53 PM, Hal Murray via devel wrote:
> Context is de-bashing tests/option-tester.sh and tests/python3-tester.sh
 
Now that I got my home CI system up and running again, I see this fails for Ubuntu 14, too.

[ubu14-test1] $ /bin/sh -xe /tmp/jenkins1012014110254104847.sh
+ ./tests/option-tester.sh
./tests/option-tester.sh: 12: set: Illegal option -o pipefail