Patrice Dumas (pertusus(a)free.fr) said:
If something is added between 2.8 and 2.10 while ABI is kept
compatible
and the soname isn't changed, and that new thing is needed, then the
soname is not enough.
Only in the case when you're running something built against, say
Fedora 8, on Fedora < 8. (Or Fedora 8 from some number of months
ago, I suppose, if people are gratuitously upgrading libraries.)
Bill