[rfc] Clarify shared library warning

[Eli Zaretskii]

> Date: Tue, 10 Oct 2006 10:52:13 -0400
> From: Daniel Jacobowitz <drow@false.org>
> 
> But this warning isn't very self-explanatory.  I was thinking something
> like the below, in addition.  How does this sound?
> 
> warning: .dynamic section for "/lib/libc.so.6" is not at the expected
> address
> warning: the wrong version of the shared library may have been found

Such a change is a good idea, I think.

We could make it shorter, though:

  warning: .dynamic section for "/lib/libc.so.6" is not at the expected
           address (wrong version of the shared library?)