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asomers
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2017-04-02T02:16:39.701394Z
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MFC r315041

Increase WARNS for pw tests

ATF tests have a default WARNS of 0, unlike other usermode programs.

Reviewed by:  ngie, julian
MFC after:    3 weeks
Sponsored by: Spectra Logic Corporation
Differential Revision:        https://reviews.freebsd.org/D9933

END