Tue, 21 Mar 2017 06:50:28 -0700 Ryan McElroy util: add tryunlink function
Tue, 21 Mar 2017 06:50:28 -0700 Ryan McElroy util: unify unlinkpath
Tue, 21 Mar 2017 06:50:28 -0700 Ryan McElroy posix: use local reference to removedirs
Tue, 21 Mar 2017 06:50:28 -0700 Ryan McElroy posix: use local reference to unlink
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