here is emerge --info from my machine

emerge-info.txt (text/plain), 4.17 KB, created by Sergei Danilov on 2009-03-28 18:03:45 UTC

Portage 2.2_rc27 (default/linux/amd64/2008.0/desktop, gcc-4.3.3, glibc-2.9_p20081201-r2, 2.6.29-gentoo x86_64)
=================================================================
System uname: Linux-2.6.29-gentoo-x86_64-Intel-R-_Core-TM-2_CPU_T5500_@_1.66GHz-with-glibc2.2.5
Timestamp of tree: Wed, 25 Mar 2009 17:00:02 +0000
app-shells/bash:     4.0_p10-r1
dev-java/java-config: 1.3.7-r1, 2.1.7
dev-lang/python:     2.5.4-r2
dev-python/pycrypto: 2.0.1-r8
dev-util/cmake:      2.6.3
sys-apps/baselayout: 2.0.0
sys-apps/openrc:     0.4.3-r1
sys-apps/sandbox:    1.6
sys-devel/autoconf:  2.13, 2.63
sys-devel/automake:  1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r2, 1.10.2
sys-devel/binutils:  2.19.51.0.3
sys-devel/gcc-config: 1.4.1
sys-devel/libtool:   2.2.6a
virtual/os-headers:  2.6.28-r1
ACCEPT_KEYWORDS="amd64 ~amd64"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -march=native -mtune=native -pipe"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/kde/4.2/env /usr/kde/4.2/share/config /usr/kde/4.2/shutdown /usr/share/config"
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/ext-active/ /etc/php/cgi-php5/ext-active/ /etc/php/cli-php5/ext-active/ /etc/revdep-rebuild /etc/sandbox.d /etc/splash /etc/terminfo /etc/udev/rules.d"
CXXFLAGS="-O2 -march=native -mtune=native -pipe"
DISTDIR="/usr/portage/distfiles"
FEATURES="autoaddcvs distlocks fixpackages metadata-transfer parallel-fetch prelink preserve-libs protect-owned sfperms strict unmerge-orphans userfetch"
GENTOO_MIRRORS="ftp://ftp.ds.karen.hj.se/gentoo/ http://ftp.linux.ee/pub/gentoo/distfiles/ http://mirror.gentoo.no/ http://mirror.cambrium.nl/pub/os/linux/gentoo/ http://ftp.ds.karen.hj.se/gentoo/"
LANG="en_US.UTF-8"
LC_ALL=""
LDFLAGS="-Wl,-O1"
LINGUAS="en"
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="/mnt/data/temp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/local/portage"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="7zip X a52 aac acl acpi aiglx alsa amd64 amr apache2 archive asf async automount avahi bluetooth branding bzip2 c++ cairo cdr chroot cjk cli cpudetection cracklib curl dbus device-mapper divx4linux dri dts dvd dvdnav dvdr dvdread dxr2 dxr3 emboss encode evo exo fam fb fbcondecor ffmpeg firefox fortran freetype fuse gdbm gif glib glitz gpm hal hashstyle iconv imagemagick imap ipwxgtk1 isdnlog ithreads javascript jpeg kde kdeenablefinal kdeprefix kdexdeltas kipi ldap libnotify linuxthreads-tls mad mikmod mmap mmx mmxext mng mp3 mp4 mpeg mplayer mudflap multilib musepack ncurses network newspr nls nptl nptlonly nsplugin nv nvidia ogg opengl openmp pam panel-plugin pcre pdf perl plasma png posix ppds pppd python qt3support qt4 quicktime rar readline reflection samba sdl session smb smbmount smp sndfile spl sse sse2 sse3 ssl ssse3 startup-notification svg sysfs syslog tcpd threads thunar-vfs tiff truetype unicode usb userlocales utf utf8 vorbis wavpack wma wma123 xcb xcomposite xforms xine xinerama xml xorg xulrunner xv xvid xvmc zip zlib" ALSA_CARDS="hda-intel usb-audio" 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 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" ELIBC="glibc" INPUT_DEVICES="keyboard mouse synaptics evdev" KERNEL="linux" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LINGUAS="en" USERLAND="GNU" VIDEO_CARDS="nvidia vesa"
Unset:  CPPFLAGS, CTARGET, EMERGE_DEFAULT_OPTS, FFLAGS, INSTALL_MASK, MAKEOPTS, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS, PORTAGE_RSYNC_EXTRA_OPTS