젠투 emerge 에러

emerge ati-drivers

>>> Failed to emerge x11-drivers/ati-drivers-8.501, Log file:
 
>>>  '/var/tmp/portage/x11-drivers/ati-drivers-8.501/temp/build.log'
 
 * Messages for package x11-base/xorg-x11-7.2:
 
 * Please read the modular X migration guide at
 * <a href="http://www.gentoo.org/proj/en/desktop/x/x11/modular-x-howto.xml
 
" rel="nofollow">http://www.gentoo.org/proj/en/desktop/x/x11/modular-x-howto.xml
 
</a> * Messages for package x11-drivers/ati-drivers-8.501:
 
 * 
 * ERROR: x11-drivers/ati-drivers-8.501 failed.
 * Call stack:
 *               ebuild.sh, line   49:  Called src_compile
 *             environment, line 3197:  Called linux-mod_src_compile
 *             environment, line 2418:  Called die
 * The specific snippet of code:
 *               eval "emake HOSTCC="$(tc-getBUILD_CC)" 						CROSS_COMPILE=${CHOST}- 				LDFLAGS="$(get_abi_LDFLAGS)" 						${BUILD_FIXES} 						${BUILD_PARAMS} 		${BUILD_TARGETS} " || die "Unable to emake HOSTCC="$(tc-getBUILD_CC)" CROSS_COMPILE=${CHOST}- LDFLAGS="$(get_abi_LDFLAGS)" ${BUILD_FIXES} ${BUILD_PARAMS} ${BUILD_TARGETS}";
 *  The die message:
 *   Unable to emake HOSTCC=i686-pc-linux-gnu-gcc CROSS_COMPILE=i686-pc-linux-gnu- LDFLAGS=  GCC_VER_MAJ=4 KVER=2.6.27-gentoo-r7 KDIR=/usr/src/linux kmod_build
 * 
 * If you need support, post the topmost build error, and the call stack if relevant.
 * A complete build log is located at '/var/tmp/portage/x11-drivers/ati-drivers-8.501/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/x11-drivers/ati-drivers-8.501/temp/environment'.
 *