17:40:27 (822.71 KB/s) - `/usr/portage/distfiles/kdenetwork-3.5.2.tar.bz2' saved [7524328]

>>> checking ebuild checksums ;-)
>>> checking auxfile checksums ;-)
>>> checking miscfile checksums ;-)
>>> checking kdenetwork-3.5.2.tar.bz2 ;-)
QA Notice: USE Flag 'kernel_linux' not in IUSE for kde-base/kdenetwork-3.5.2
 * To support Video4Linux webcams in this package is required to have
 * =x11-libs/qt-3* compiled with OpenGL support.
 * Please reemerge =x11-libs/qt-3* with USE="opengl".

!!! ERROR: kde-base/kdenetwork-3.5.2 failed.
Call stack:
  ebuild.sh, line 1555:   Called dyn_setup
  ebuild.sh, line 668:   Called pkg_setup
  kdenetwork-3.5.2.ebuild, line 55:   Called die

!!! Please reemerge =x11-libs/qt-3* with USE="opengl".
!!! If you need support, post the topmost build error, and the call stack if relevant.