> Don't you think it would be more appropriate to warn about this in > the maintainer scripts? I mean - it is unstable, but still I would > not expect an upgraded package to break any part of my mail system. > Even less that the maintainer knows about the proble... I don't think an interactive preinst is appropriate, people get upset about debconf notes, and warning anywhere after the binary is unpacked is too late. Do you have a better way?