[gentoo] не собирается mediastreamer

configure: error: No video output API found. Install either X11+Xv headers or SDL library.

Portage 2.1.9.46 (default/linux/amd64/10.0, gcc-4.5.2, libc-0-r0, 2.6.38-gentoo-r2 x86_64)
=================================================================
System uname: Linux-2.6.38-gentoo-r2-x86_64-Intel-R-_Core-TM-2_Duo_CPU_E8400_@_3.00GHz-with-gentoo-2.0.2
Timestamp of tree: Sat, 23 Apr 2011 13:45:01 +0000
ccache version 3.1.4 [enabled]
app-shells/bash:     4.2_p8
dev-java/java-config: 2.1.11-r3
dev-lang/python:     2.7.1-r1, 3.1.3-r1
dev-util/ccache:     3.1.4
dev-util/cmake:      2.8.4-r1
sys-apps/baselayout: 2.0.2
sys-apps/openrc:     0.8.2
sys-apps/sandbox:    2.5
sys-devel/autoconf:  2.13, 2.68
sys-devel/automake:  1.8.5-r4, 1.9.6-r3, 1.10.3, 1.11.1-r1
sys-devel/binutils:  2.21
sys-devel/gcc:       4.5.2
sys-devel/gcc-config: 1.4.1
sys-devel/libtool:   2.4-r1
sys-devel/make:      3.82
sys-kernel/linux-headers: 2.6.38
virtual/os-headers:  0
ACCEPT_KEYWORDS="amd64 ~amd64"
ACCEPT_LICENSE="* -@EULA dlj-1.1 AdobeFlash-10.1 googleearth skype-eula PUEL Introversion sun-bcla-java-vm EULA"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-march=native -O2 -pipe"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/share/config /usr/share/gnupg/qualified.txt"
CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/env.d /etc/env.d/java/ /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/php/apache2-php5.3/ext-active/ /etc/php/cgi-php5.3/ext-active/ /etc/php/cli-php5.3/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c"
CXXFLAGS="-march=native -O2 -pipe"
DISTDIR="/usr/portage/distfiles"
FEATURES="assume-digests binpkg-logs ccache distlocks fixlafiles fixpackages metadata-transfer news parallel-fetch protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch"
FFLAGS=""
GENTOO_MIRRORS="ftp://portage.org.ua/"
LANG="ru_RU.UTF-8"
LC_ALL=""
LDFLAGS="-Wl,-O1 -Wl,--as-needed"
LINGUAS="ru"
MAKEOPTS="-j3"
PKGDIR="/usr/portage/packages"
PORTAGE_CONFIGROOT="/"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --stats --timeout=180 --exclude=/distfiles --exclude=/local --exclude=/packages"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/var/lib/layman/Spring /var/lib/layman/oss-overlay /var/lib/layman/kork /var/lib/layman/roslin /var/lib/layman/rion /var/lib/layman/multimedia /usr/local/portage/vurdalak"
SYNC="rsync://rsync.ua.gentoo.org/gentoo-portage"
USE="X aac ace acl acpi alsa amd64 amr apache2 avahi bash-completion berkdb bmp bzip2 cairo cdr chm clamav cli consolekit cracklib crypt cue cups curl cxx cyrillic dbus declarative device-lib device-mapper djvu dri dts dvd dvdr encode extras ffmpeg flac fortran gd gdbm gdu gif glib gnutls gphoto2 gpm gstreamer gtk hpcups hplip iconv icu ipv6 jabber java jce jingle jpeg kde libnotify lyrics lzma mad matroska mdnsresponder-compat mmx mng modules mp3 mpd mplayer mudflap multilib mysql ncurses nls nptl nptlonly nsplugin nvidia ogg openal opengl openmp oss oss4 otr pam pcntl pcre pdf perl phonon php plasma png policykit ppds pppd python qt qt3support qt4 rar raster readline realtime rss samba semantic-desktop session smp sql sqlite sqlite3 sse sse2 ssl ssse3 static-libs svg swat symlink sysfs tcpd theora threads tiff tordns truetype udev udev-acl unicode upnp usb vaapi vdpau video videos vim-syntax vorbis wav weather-xoap webkit winbind wineappdb winetricks x264 xanim xattr xcomposite xft xine xml xorg xvid xvmc zip zlib" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" ALSA_PCM_PLUGINS="adpcm alaw asym copy dmix dshare dsnoop empty extplug file hooks iec958 ioplug ladspa lfloat linear meter mmap_emul mulaw multi null plug rate route share shm softvol" APACHE2_MODULES="actions alias auth_basic authn_alias authn_anon authn_dbm authn_default authn_file authz_dbm authz_default authz_groupfile authz_host authz_owner authz_user autoindex cache cgi cgid dav dav_fs dav_lock deflate dir disk_cache env expires ext_filter file_cache filter headers include info log_config logio mem_cache mime mime_magic negotiation rewrite setenvif speling status unique_id userdir usertrack vhost_alias" CAMERAS="ptp2" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf superstar2 timing tsip tripmate tnt ubx" INPUT_DEVICES="evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="ru" PHP_TARGETS="php5-3" RUBY_TARGETS="ruby18" USERLAND="GNU" VIDEO_CARDS="nvidia" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" 
Unset:  CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS