Отсутствует ebuild dev-java/jrosetta для sci-mathematics/scilab

Nuff said.

bio ~ # emerge scilab

These are the packages that would be merged, in reverse order:

Calculating dependencies... done!

emerge: there are no ebuilds to satisfy "dev-java/jrosetta".
(dependency required by "sci-mathematics/scilab-5.2.1" [ebuild])
(dependency required by "scilab" [argument])

bio ~ # eix rosetta
* sci-libs/rosetta-db
     Available versions:  (~)3.1!f!b!s
     Homepage:            http://www.rosettacommons.org
     Description:         Essential database for rosetta

* sci-libs/rosetta-fragments
     Available versions:  (~)3.1!f {debug}
     Homepage:            http://www.rosettacommons.org
     Description:         Fragment library for rosetta

Found 2 matches.
bio ~ # layman -l
* alexxy                    [Git       ] (git://git.overlays.gentoo.org/dev/alexxy.git                                         )
* calculate                 [Git       ] (git://git.calculate.ru/dev/overlay.git                                               )
* emacs                     [Subversion] (svn://overlays.gentoo.org/proj/emacs/emacs-overlay                                   )
* gamerlay                  [Git       ] (git://git.overlays.gentoo.org/proj/gamerlay.git                                      )
* jokey                     [Subversion] (svn://overlays.gentoo.org/dev/jokey/trunk                                            )
* kde                       [Git       ] (git://git.overlays.gentoo.org/proj/kde.git                                           )
* multimedia                [Git       ] (git://gitorious.org/gentoo-multimedia/gentoo-multimedia.git                          )
* python                    [Subversion] (svn://overlays.gentoo.org/proj/python/overlays/python                                )
* pythonhead                [Subversion] (svn://overlays.gentoo.org/dev/pythonhead                                             )
* qting-edge                [Git       ] (git://gitorious.org/gentoo-qt/qting-edge.git                                         )
* rion                      [Mercurial ] (http://rion-overlay.googlecode.com/hg/                                               )
* roslin                    [Git       ] (git://gitorious.org/roslin/roslin.git                                                )
* science                   [Git       ] (git://git.overlays.gentoo.org/proj/sci.git                                           )
* sunrise                   [Subversion] (svn://overlays.gentoo.org/proj/sunrise/reviewed/                                     )
* x11                       [Git       ] (git://git.overlays.gentoo.org/proj/x11                                               )
bio ~ #

Как быть?