tree 584b3d2a983a9551fba67e4fa89df51277dd3018
parent 194dbad0c1e1cb1f11a7924cb5df481311d22f76
author Elliott Hughes <enh@google.com> 1568043060 -0700
committer Elliott Hughes <enh@google.com> 1568043060 -0700

gtest_extras: fix macOS build.

macOS doesn't have clearenv(), so fake it.

Test: treehugger
Change-Id: I361836c7e661a129095518e9514a4a911add07c9