Comment # 10 on bug 966956 from Lars M�ller

(In reply to Jan Engelhardt from comment #9)
> It's not about Obsolete tags.
> 
> The point is that if and when there is a libsamba-credentials.so.1, you will
> make everyone who has a program linking to libsamba-credentials.so.0 unhappy
> because your samba-client-libs package does not permit the concurrent
> installation of both.

This will not happen.  This isn't a classical shared library which is of
any use outside of Samba.

If there is a real practical use case please name it.