Someone

localhost local # emerge --update --deep --newuse --ask world

These are the packages that would be merged, in order:

Calculating world dependencies \
!!! Ebuilds for the following packages are either all
!!! masked or don't exist:
x11-libs/libcm x11-wm/compiz-quinnstorm x11-base/xgl

... done!
[ebuild     U ] sys-libs/gpm-1.20.1-r5 [1.20.1-r4]
[ebuild     U ] sys-libs/ncurses-5.5-r2 [5.4-r6]
[ebuild     U ] app-shells/bash-3.1_p16 [3.0-r12] USE="-afs%"
[ebuild     U ] sys-libs/readline-5.1_p4 [5.0-r2]
[ebuild     U ] sys-devel/gettext-0.14.5 [0.14.4] USE="-nocxx%"
[ebuild     U ] sys-devel/gnuconfig-20060227 [20051223]
[ebuild     U ] dev-libs/openssl-0.9.7j [0.9.7e-r2]
[ebuild     U ] app-admin/perl-cleaner-1.04.3 [1.04]
[ebuild     U ] dev-lang/python-2.4.3-r1 [2.4.2] USE="-tk%"
[ebuild     U ] sys-apps/sandbox-1.2.17 [1.2.12]
[ebuild     U ] sys-apps/sed-4.1.4-r1 [4.1.4]
[ebuild     U ] sys-apps/man-pages-2.38 [2.20]
[ebuild     U ] sys-devel/m4-1.4.4 [1.4.3]
[ebuild     U ] sys-devel/autoconf-wrapper-3.2 [3-r1]
[ebuild     U ] sys-devel/autoconf-2.59-r7 [2.59-r6]
[ebuild     U ] sys-devel/automake-1.9.6-r2 [1.9.6-r1]
[ebuild     U ] sys-devel/binutils-config-1.8-r7 [1.8-r6]
[ebuild     U ] sys-apps/coreutils-5.94-r1 [5.2.1-r6]
[ebuild     U ] sys-apps/sysvinit-2.86-r5 [2.86-r3]
[ebuild     U ] sys-apps/baselayout-1.12.4-r7 [1.11.14-r3]
[ebuild     U ] sys-fs/udev-087-r1 [079-r1]
[ebuild     U ] sys-devel/make-3.80-r4 [3.80-r2]
[ebuild  NS   ] sys-kernel/gentoo-sources-2.6.17-r7  USE="symlink -build"
[ebuild     U ] sys-apps/module-init-tools-3.2.2-r1 [3.2.1] USE="-no-old-linux%"
[ebuild   R   ] dev-util/pkgconfig-0.20  USE="hardened*"
[ebuild     U ] app-arch/bzip2-1.0.3-r6 [1.0.3-r5]
[ebuild     U ] sys-apps/file-4.17-r1 [4.13]
[ebuild     U ] sys-devel/gcc-config-1.3.13-r3 [1.3.12-r6]
[ebuild     U ] sys-devel/bison-2.1 [1.875d]
[ebuild     U ] sys-devel/gcc-3.4.6-r1 [3.4.4-r1] USE="hardened* -doc% -fortran* -ip32r10k% -test%"
[ebuild  N    ] sys-libs/timezone-data-2006g
[ebuild     U ] sys-libs/glibc-2.3.6-r4 [2.3.5-r2] USE="erandom* hardened*"
[ebuild     UD] media-libs/mesa-6.4.2-r2 [6.5.1_rc2]
[ebuild     UD] media-libs/glitz-0.4.4 [0.5.6]
[ebuild   R   ] x11-libs/cairo-1.0.4  USE="glitz*"
[ebuild     U ] app-crypt/hashalot-0.3-r2 [0.3-r1]
[ebuild     U ] sys-libs/com_err-1.39 [1.38]
[ebuild     U ] sys-libs/ss-1.39 [1.38]
[ebuild     U ] sys-fs/e2fsprogs-1.39 [1.38]
[ebuild     U ] sys-apps/util-linux-2.12r-r3 [2.12r-r1]
[ebuild     UD] x11-base/xorg-server-1.0.2-r7 [1.1.1]
[ebuild     UD] x11-libs/gtk+-2.8.19 [2.8.20-r1]
[ebuild     U ] sys-libs/cracklib-2.8.9 [2.8.5]
[ebuild     U ] app-editors/nano-1.3.11-r2 [1.3.9]
[ebuild     U ] sys-process/procps-3.2.6 [3.2.5-r1]
[ebuild     U ] sys-devel/flex-2.5.33-r1 [2.5.4a-r6] USE="nls%"
[ebuild     U ] net-misc/openssh-4.3_p2-r1 [4.2_p1-r1] USE="X509* chroot* hpn*"
[ebuild     U ] sys-apps/busybox-1.1.3 [1.00-r4] USE="netboot*"
[ebuild     U ] sys-apps/gawk-3.1.5-r2 [3.1.4-r4]
[ebuild     U ] app-arch/tar-1.15.1-r1 [1.15.1]
[ebuild     U ] sys-apps/findutils-4.3.0 [4.1.20-r2]
[ebuild  NS   ] dev-db/sqlite-2.8.16-r4  USE="nls -doc -tcl"
[ebuild     U ] sys-apps/hal-0.5.7-r3 [0.5.7-r1]
[ebuild   R   ] media-libs/xine-lib-1.1.2-r2  USE="dvd*"
[ebuild   R   ] media-video/totem-1.4.2-r1  USE="dvd*"
[ebuild     U ] sys-apps/debianutils-2.15-r1 [2.14.1-r1]
[ebuild  N    ] media-libs/libcddb-1.2.1  USE="-doc"
[ebuild   R   ] dev-libs/libcdio-0.77  USE="cddb*"
[ebuild     U ] sys-apps/kbd-1.12-r6 [1.12-r5]
[ebuild     UD] x11-drivers/xf86-input-evdev-1.0.0.5 [1.1.2-r1]
[ebuild     UD] x11-drivers/xf86-video-vesa-1.0.1.3 [1.2.1]
[ebuild     UD] x11-drivers/xf86-input-keyboard-1.0.1.3 [1.1.0]
[ebuild     UD] x11-drivers/xf86-input-mouse-1.0.4 [1.1.1]
[ebuild     UD] x11-drivers/xf86-video-i810-1.4.1.3 [1.6.5]
[ebuild     UD] x11-apps/mesa-progs-6.4.2 [6.5]
[ebuild     UD] x11-base/xorg-x11-7.0-r1 [7.1] USE="-3dfx%" INPUT_DEVICES="evdev% keyboard% mouse% -acecad% -aiptek% -calcomp% -citron% -digitaledge% -dmc% -dynapro% -elo2300% -elographics% -fpit% -hyperpen% -jamstudio% -joystick% -magellan% -magictouch% -microtouch% -mutouch% -palmax% -penmount% -spaceorb% -summa% -synaptics% -tek4957% -ur98% -vmmouse% -void% -wacom%" VIDEO_CARDS="i810% vesa% -apm% -ark% -chips% -cirrus% -cyrix% -dummy% -fbdev% -fglrx% -glint% -i128% -i740% -imstt% -mach64% -mga% -neomagic% -nsc% -nv% -nvidia% -r128% -radeon% -rendition% -s3% -s3virge% -savage% -siliconmotion% -sis% -sisusb% -tdfx% -tga% -trident% -tseng% -v4l% -vga% -via% -vmware% -voodoo%"
[ebuild     U ] sys-apps/less-394 [385_p4-r2]
[ebuild     U ] sys-process/psmisc-22.2 [21.9] USE="X%"
[ebuild     U ] sys-boot/grub-0.97-r2 [0.96-r2]
[ebuild     U ] net-misc/rsync-2.6.8-r2 [2.6.0-r6] USE="ipv6%"
[ebuild     U ] sys-apps/hdparm-6.3 [5.9]

Would you like to merge these packages? [Yes/No]