/bin/sh ../../libtool --silent --mode=link --tag=CXX x86_64-pc-linux-gnu-g++ -Wno-long-long -Wundef -ansi -D_XOPEN_SOURCE=500 -D_BSD_SOURCE -Wcast-align -Wconversion -Wchar-subscripts -Wall -W -Wpointer-arith -DNDEBUG -DNO_DEBUG -O2 -march=athlon64 -O3 -ftracer -pipe -msse3 -Wformat-security -Wmissing-format-attribute -Wno-non-virtual-dtor -fno-exceptions -fno-check-new -fno-common -fvisibility=hidden -fvisibility-inlines-hidden -DQT_CLEAN_NAMESPACE -DQT_NO_ASCII_CAST -DQT_NO_STL -DQT_NO_COMPAT -DQT_NO_TRANSLATION -Wl,-O1 -o ksysguard -L/usr/kde/3.5/lib64 -L/usr/qt/3/lib64 -L/usr/lib64 -R /usr/kde/3.5/lib64 -R /usr/kde/3.5/lib64 -R /usr/qt/3/lib64 -R /usr/lib64 ksysguard.all_cc.o ksgrd/libksgrd.la SensorDisplayLib/libsensordisplays.la -lkdeui -lkio -lkdnssd /bin/sh ../../libtool --silent --mode=link --tag=CXX x86_64-pc-linux-gnu-g++ -Wno-long-long -Wundef -ansi -D_XOPEN_SOURCE=500 -D_BSD_SOURCE -Wcast-align -Wconversion -Wchar-subscripts -Wall -W -Wpointer-arith -DNDEBUG -DNO_DEBUG -O2 -march=athlon64 -O3 -ftracer -pipe -msse3 -Wformat-security -Wmissing-format-attribute -Wno-non-virtual-dtor -fno-exceptions -fno-check-new -fno-common -fvisibility=hidden -fvisibility-inlines-hidden -DQT_CLEAN_NAMESPACE -DQT_NO_ASCII_CAST -DQT_NO_STL -DQT_NO_COMPAT -DQT_NO_TRANSLATION -Wl,-O1 -o sysguard_panelapplet.la -rpath /usr/kde/3.5/lib64/kde3 -module -avoid-version -module -no-undefined -Wl,--no-undefined -Wl,--allow-shlib-undefined -R /usr/kde/3.5/lib64 -R /usr/kde/3.5/lib64 -R /usr/qt/3/lib64 -R /usr/lib64 -L/usr/kde/3.5/lib64 -L/usr/qt/3/lib64 -L/usr/lib64 sysguard_panelapplet_la.all_cc.lo ksgrd/libksgrd.la SensorDisplayLib/libsensordisplays.la -lkdeui -lkio ksysguard.all_cc.o: In function `TopLevel::editStyle()': ksysguard.all_cc.cc:(.text+0x523): undefined reference to `KSGRD::Style' ksysguard.all_cc.o: In function `SensorBrowser::disconnect()': ksysguard.all_cc.cc:(.text+0x1165): undefined reference to `KSGRD::SensorMgr' ksysguard.all_cc.cc:(.text+0x1172): undefined reference to `KSGRD::SensorManager::requestDisengage(KSGRD::SensorAgent const*)' ksysguard.all_cc.o: In function `TopLevel::disconnectHost()': ksysguard.all_cc.cc:(.text+0x202c): undefined reference to `KSGRD::SensorMgr' ksysguard.all_cc.cc:(.text+0x2039): undefined reference to `KSGRD::SensorManager::requestDisengage(KSGRD::SensorAgent const*)' ksysguard.all_cc.o: In function `SensorBrowser::answerReceived(int, QString const&)': ksysguard.all_cc.cc:(.text+0x4490): undefined reference to `KSGRD::SensorMgr' ksysguard.all_cc.cc:(.text+0x4499): undefined reference to `KSGRD::SensorManager::translateSensorPath(QString const&) const' ksysguard.all_cc.cc:(.text+0x4ab0): undefined reference to `KSGRD::SensorMgr' ksysguard.all_cc.cc:(.text+0x4ac1): undefined reference to `KSGRD::SensorManager::translateSensorType(QString const&) const' ksysguard.all_cc.o: In function `TopLevel::timerEvent(QTimerEvent*)': and so on..
Created attachment 89446 [details] error log
Created attachment 89447 [details] emerge --info
I've got the same error with USE="-lm_sensors"
Can you check that kdelibs is built with kdehiddenvisibility, too?
Thanks. emerge -e world fix the problem