[vdr] Feature request: suggestion for cPlugin

[cwieninger at gmx.de]

Hi,

> Variants for this:
> 1. Keep it as-is
> 2. Drop the supported check from docs - each plugin can offer a check if
> it likes
> 3. Introduce a constant handle, so Service("someid",QUERY_SERVICE) is
> the supported check
> 
> Cheers,

IMHO 3. is the best solution.

BR,

Christian