Hi, I'm the core developer of ultrastar-ng (http://sf.net/projects/ultrastar-ng/) and I wrote 2 ebuild (one for the current stable version 0.1.0 and one for the CVS version 9999.
Created attachment 107617 [details] ultrastar-ng-0.1.0.ebuild
Created attachment 107619 [details] ultrastar-ng-9999.ebuild
updated CVS ebuild here : http://ultrastar-ng.cvs.sourceforge.net/ultrastar-ng/UltraStar-ng/portage-overlay/games-arcade/ultrastar-ng/ultrastar-ng-9999.ebuild?revision=1.2&view=markup
Created attachment 108891 [details] ultrastar-ng-0.1.1.ebuild New ebuild
Created attachment 110249 [details] ultrastar-ng-0.1.2.ebuild New version
Created attachment 111331 [details] ultrastar-ng-9999.ebuild Updated cvs ebuild
Created attachment 113839 [details] ultrastar-ng-0.1.3.ebuild new release
Created attachment 113840 [details] ultrastar-ng-9999.ebuild Patch for the new configure flag
ultrastar-ng-9999 seems to work fine here on x86.
Created attachment 119019 [details] ultrastar-ng-9999.ebuild New revision
Created attachment 119681 [details] ultrastar-ng-0.1.4.ebuild New revision
ultrastar-ng is now in portage. Please test:) Thanks