[[!comment format=mdwn username="joey" subject="""comment 1""" date="2019-04-01T15:49:26Z" content=""" Yes, you'll need to add a dependency on `unix` to get access to that. This does seem like an oversight, so I made Propellor.Utilities re-export it. But, I think I'd personally choose the dependency on `unix` instead of relying on that module, which does not guarantee any API stability. """]]