"Bas" <list@showme.wox.org> writes:
> I installed readline 4.2 and are not able to run postgresql since
> then.
Readline 4.2 is a brand new release that is gratuitously incompatible
with prior readline releases. We will have support for 4.2 in Postgres
7.1.1, but as of PG 7.1 you need to use readline 4.1 or before.
regards, tom lane