Le 26/10/2011 00:39, /dev/ammo42 a �crit : >> What should I inspect to solve it ? > Figure out why your generated config.h is completely broken because of > some (POSIX!) features not detected. If there are conflicting > definitions, this is because the configuration results make your system > appear broken and makes KDE redefine some functions/structures already > provided by glibc. Thanks for your reply, I was fooled (again) by the "config.h" provided with my self-compiled QT3, which was taking precedence over the kdelibs-generated "config.h". This is a time-wasting issue !