"Radim Kolar" <kolar(dot)radim(at)gmail(dot)com> writes:
> both libpq from pgsql 8.2 and 8.3 are using same version
> of .so 5. But libpq from 8.3 have new function PQconnectionUsedPassword. .so
> version of 8.3 libpq needs to be raised to 6
This is not a bug. Major version bumps in sonames are for incompatible
changes, not for additions of new entry points.
regards, tom lane