Yeah I don't know. I just used prefix in the latest patch. Let me know
if the other method is preferred.

On 9/6/19 12:30 PM, Tobias Geerinckx-Rice wrote:
> Martin,
>
> Martin Becze 写道：
>> Prefix appends ${MY_VAR:+:}$MY_VAR to the env var, so that seems nice.
>
> Sure, that's what I'd expect, but why is it preferred over keeping any
> user-defined entries first?
>
> Kind regards,
>
> T G-R