Henri De Feraudy wrote: > linux-g++ { > LIBS += /usr/lib/libpq.a > INCLUDEPATH += /usr/include/postgresql > } Try: linux-g++ { LIBS += -lpq INCLUDEPATH += /usr/include/postgresql } Also make sure that you have the libpq-dev package installed. Best regards, -- Daniel PostgreSQL-powered mail user agent and storage: http://www.manitou-mail.org -- Sent via pgsql-general mailing list (pgsql-general@xxxxxxxxxxxxxx) To make changes to your subscription: http://www.postgresql.org/mailpref/pgsql-general