Created attachment 288593 [details] patch to ebuild sys-apps/dbus-1.4.16 installs: /usr/share/doc/dbus/system-activation.txt in addition to /usr/share/doc/dbus-1.4.16/ Also believe dohtml is unnecessary. Patch attached that fixes this for me.
+ 04 Oct 2011; Samuli Suominen <ssuominen@gentoo.org> dbus-1.4.16.ebuild: + Fix install location of system-activation.txt and remove useless dohtml wrt + #385421 by Chris Mayo