On Thu, Feb 04, 2021 at 09:19:33PM +0100, Christoph Biedl wrote: > David Laight wrote... > > > A full wrap might catch checks for less than (say) 4.4.2 which > > might be present to avoid very early versions. > > So sticking at 255 or wrapping onto (say) 128 to 255 might be better. > > Hitting such version checks still might happen, though. By who? For what? > Also, any wrapping introduces a real risk package managers will see > version numbers running backwards and therefore will refrain from > installing an actually newer version. package managers do not take the version from this macro, do they? If they do, please show me which ones. thanks, greg k-h