efl seems to be the only ebuild that uses "jp2k" to enable JPEG2000 functionality. All other packages use "jpeg2k" for this Reproducible: Always
should be all set now in the tree; thanks for the report! Commit message: Rename USE=jp2k to the standard USE=jpeg2k http://sources.gentoo.org/dev-libs/efl/efl-1.8.5.ebuild?r1=1.8&r2=1.9 http://sources.gentoo.org/dev-libs/efl/efl-1.8.6.ebuild?r1=1.2&r2=1.3 http://sources.gentoo.org/dev-libs/efl/efl-1.9.4.ebuild?r1=1.1&r2=1.2 http://sources.gentoo.org/dev-libs/efl/efl-1.9.5.ebuild?r1=1.1&r2=1.2 http://sources.gentoo.org/dev-libs/efl/efl-1.10.1.ebuild?r1=1.2&r2=1.3 http://sources.gentoo.org/dev-libs/efl/efl-1.11.2.ebuild?r1=1.1&r2=1.2 http://sources.gentoo.org/dev-libs/efl/efl-1.12.2.ebuild?r1=1.3&r2=1.4