I just renamed app-admin/fsvs-1.2.2; it runs the build on ~amd64 without any modifications. A svn checkout of a existing directory tree done as a test works for me.
Created attachment 264701 [details] bumped ebuild (renamed copy of fsvs-1.2.2.ebuild)
+*fsvs-1.2.4 (03 Mar 2012) + + 03 Mar 2012; Pacho Ramos <pacho@gentoo.org> +files/fsvs-1.2.4-as-needed.patch, + +fsvs-1.2.4.ebuild, -files/fsvs-1.2.1-as-needed.patch, -fsvs-1.2.2.ebuild: + Version bump, drop old. +