New comment by lugubris on void-packages repository

https://github.com/void-linux/void-packages/pull/14199#issuecomment-528369736

Comment:
Tõnis Rand @ 2019-09-04 15:00 UTC:

> Or in case xbps cannot prompt the user, just let the user know that they have to have one of the three. I believe that's how it works with LightDM and its various greeters.

I added a install message, same as how lightdm does it.

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                                Lugubris