Copy stable/9 to releng/9.3 as part of the 9.3-RELEASE cycle.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
MFC r228274: - Fix some uninitialized variables in pipe regression tests that result in failure.PR: misc/161175Approved by: cperciva
Copy head to stable/9 as part of 9.0-RELEASE release cycle.Approved by: re (implicit)
Add two more programs useful for testing the correctness of pipes.