media-gfx/nvidia-cg-toolkit[abi_x86_32]
media-libs/alsa-lib[abi_x86_32]
media-libs/freetype:2[abi_x86_32]
media-libs/libogg[abi_x86_32]
>=media-libs/libsdl2-2.0.3[abi_x86_32,joystick,opengl,sound,threads
      (+)
,video]
>=media-libs/libvorbis-1.3[abi_x86_32]
>=media-libs/openal-1.15[abi_x86_32]
>=sys-devel/gcc-4.6[cxx]
>=sys-libs/glibc-2.15
sys-libs/zlib[abi_x86_32]
virtual/glu[abi_x86_32]
virtual/opengl[abi_x86_32]

launcher?
      ( dev-libs/glib:2[abi_x86_32] media-libs/libpng-compat:1.2[abi_x86_32] x11-libs/gdk-pixbuf:2[abi_x86_32] x11-libs/gtk+:2[abi_x86_32] x11-libs/libX11[abi_x86_32] x11-libs/pango[abi_x86_32,X] )