Mine

Gentoo Base System version 1.6.14
Portage 2.1.1-r1 (default-linux/amd64/2006.1/desktop, gcc-3.4.4, glibc-2.3.5-r2, 2.6.15-gentoo-r7 x86_64)
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System uname: 2.6.15-gentoo-r7 x86_64 Intel(R) Pentium(R) D CPU 2.80GHz
Last Sync: Wed, 25 Oct 2006 22:30:01 +0000
app-admin/eselect-compiler: [Not Present]
dev-java/java-config: 2.0.30
dev-lang/python:     2.4.2
dev-python/pycrypto: 2.0.1-r5
dev-util/ccache:     [Not Present]
dev-util/confcache:  [Not Present]
sys-apps/sandbox:    1.2.12
sys-devel/autoconf:  2.13, 2.59-r6
sys-devel/automake:  1.4_p6, 1.5, 1.6.3, 1.7.9-r1, 1.8.5-r3, 1.9.6-r1
sys-devel/binutils:  2.16.1-r3
sys-devel/gcc-config: 1.3.12-r6
sys-devel/libtool:   1.5.22
virtual/os-headers:  2.6.11-r2
ACCEPT_KEYWORDS="amd64"
AUTOCLEAN="yes"
CBUILD="x86_64-pc-linux-gnu"
CFLAGS="-O2 -pipe -march=nocona"
CHOST="x86_64-pc-linux-gnu"
CONFIG_PROTECT="/etc /usr/kde/3.4/env /usr/kde/3.4/share/config /usr/kde/3.4/shutdown /usr/share/X11/xkb /usr/share/config /usr/share/texmf/dvipdfm/config/ /usr/share/texmf/dvips/config/ /usr/share/texmf/tex/generic/config/ /usr/share/texmf/tex/platex/config/ /usr/share/texmf/xdvi/"
CONFIG_PROTECT_MASK="/etc/env.d /etc/env.d/java/ /etc/gconf /etc/java-config/vms/ /etc/revdep-rebuild /etc/terminfo"
CXXFLAGS="-O2 -pipe -march=nocona"
DISTDIR="/usr/portage/distfiles"
FEATURES="autoconfig distlocks metadata-transfer sandbox sfperms strict"
GENTOO_MIRRORS="ftp://ftp.ucsb.edu/pub/mirrors/linux/gentoo/ http://ftp.ucsb.edu/pub/mirrors/linux/gentoo/ "
MAKEOPTS="-j2"
PKGDIR="/usr/portage/packages"
PORTAGE_RSYNC_OPTS="--recursive --links --safe-links --perms --times --compress --force --whole-file --delete --delete-after --stats --timeout=180 --exclude='/distfiles' --exclude='/local' --exclude='/packages'"
PORTAGE_TMPDIR="/var/tmp"
PORTDIR="/usr/portage"
PORTDIR_OVERLAY="/usr/local/portage"
SYNC="rsync://rsync.gentoo.org/gentoo-portage"
USE="amd64 X alsa berkdb bitmap-fonts cairo cdr cli cracklib crypt cups dbus dlloader dri dvd dvdr eds elibc_glibc emboss encode fam firefox fortran gdbm gif gnome gpm gstreamer gtk gtk2 hal input_devices_joystick input_devices_keyboard input_devices_mouse ipv6 isdnlog jpeg kernel_linux ldap libg++ mad mikmod mp3 mpeg ncurses nls nptl nptlonly nvidia ogg opengl oss pam pcre perl png ppds pppd python qt qt3 qt4 quicktime readline reflection scanner sdl session spell spl ssl tcpd tetex truetype truetype-fonts type1-fonts udev unicode usb userland_GNU video_cards_fbdev video_cards_nv video_cards_nvidia video_cards_vesa video_cards_vga vorbis xml xorg xprint xv zlib"
Unset:  CTARGET, EMERGE_DEFAULT_OPTS, INSTALL_MASK, LANG, LC_ALL, LDFLAGS, LINGUAS, PORTAGE_RSYNC_EXTRA_OPTS