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USE="16bit 7zip X509 Xaw3d a52 aac aalib accessibility addbookmarks addition
     additions administrator aften aim aio akode alias amarok amazon amr amrnb
     amrwb apache2 apm archive artswrappersuid asf audiofile autoipd
     autoreplace avahi avi bash-completion bcp bidi binary-drivers bindist
     bjam bl bluetooth bonobo boundschecking browserplugin bzip2 calendar caps
     captury ccache cdda cddb cdio cdparanoia chm cisco cjk connectionstatus
     contactnotes corba cpudetection cscope css curl custom-cflags cvs daap
     devfs26 dga dia dialup disk-partition divx4linux djvu dmi dmx doc dts dv dvb
     dvdnav effects emerald enca ethereal examples exif exscalibar extensions
     extrafilters f77 faad fame fastcgi fbcon ffmpeg fftw flac fltk fluidsynth
     font-server foomaticdb fpx frascend freetype frxp fuse gadu gd geoip geos
     ggi glib glibc-omitfp glitz glut gnokii gnutls gphoto2 gps graphviz
     groupwise gs gsm gtk2 gtkhtml guile hddtemp highlight history howl hpn htmlhandbook httpd
     hyperestraier i4l id3 idea idl ieee1394 ifp imagemagick imap imlib inkjar
     innodb inotify insecure-drivers ipod iproute2 ipw4965 irc irda jabber
     jack jack-tmpfs java javascript jbig jikes jingle jpeg2k kcal
     kdeenablefinal kdehiddenvisibility krb4 l7filter ladcca ladspa lame laptop lash
     latex lcms libcaca libclamav libnotify libsamplerate libww linguas_de
     live lm_sensors logitech-mouse logrotate lv2 lzo madwifi maildir
     mbox md5sum mdnsresponder-compat mecab mjpeg mmap mmx mng module mono
     motif mozcalendar mozdevelop mozilla mp2 mp3rtp mp4 mpd mplayer mtp musepack
     musicbrainz mysql nas netjack netmeeting network neural nowlistening
     nsplugin nvidia nvtv oav objc odbc offensive oggvorbis ole openal
     openvpn oscar pch pcmcia pcsc-lite pda pdflib php physfs plugin pmu pnm
     portaudio postgres postscript povray ppds prelude proj pvr pyste qt
     query-browser quotas radiotap rar rc5 rdesktop real replaygain rle rtc rtsp ruby
     samba sasl scanner server shout silc skey skins slang slp sms sndfile
     snmp speex sql sqlite sqlite3 srt sse sse2 ssse3 statistics
     stencil-buffer stream subtitles subversion svga taglib tagwriting tcltk
     tetex texteffect tga themes theora threads tidy tools translator
     udpfromto usb v4l v4l2 vboxbfe vcd vditool vhosts vidix visualization vlm
     vnc vorbis-psy wavelan webpresence widescreen wifi winpopup wmf workbench
     wxwindows x264 xanim xattr xcb xcomposite xine xinerama xml2 xosd
     xscreensaver xvid xvmc yahoo yaz yv12 zeroconf zip"