dev-python/PyQt-3.18.1 from the kde-sunset overlay failes to build with: Use PYTHON() instead of python variable. Use python_get_*() instead of PYVER* variables. Came across as I rebuilt my whole world.
KDE3 is unsupported. http://git.overlays.gentoo.org/gitweb/?p=proj/kde-sunset.git;a=blob;f=Documentation/README;h=d7a44c3c4eba45eec2226bfa3c36b229822ef121;hb=HEAD