If you encounter this error while installing the latest version of kopete:
Linking CXX shared module ../../../lib/kopete_wp.so [ 51%] Built target kopete_wp make: *** [all] Error 2 * ERROR: kde-base/kopete-4.7.4 failed (compile phase): * emake failed * * If you need support, post the output of 'emerge --info =kde-base/kopete-4.7.4', * the complete build log and the output of 'emerge -pqv =kde-base/kopete-4.7.4'. * The complete build log is located at '/var/tmp/portage/kde-base/kopete-4.7.4/temp/build.log'. * The ebuild environment file is located at '/var/tmp/portage/kde-base/kopete-4.7.4/temp/environment'. * S: '/var/tmp/portage/kde-base/kopete-4.7.4/work/kopete-4.7.4'
disable the winpopup USE flag. You will lose the ability to send windows network notifications, but chances are you don't use this feature anyway.