I've been thinking about it and I am leaning toward this. We had no idea that it might even return undef. What operating system has no name? And with the docs like they were, it's just not something we accounted for. But the logical defined or looks like the way to go.

In reply to Re^2: A question about method return values and error checking by wee
in thread A question about method return values and error checking by wee

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