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

Calculating dependencies  .... . ... done!
[ebuild   R   ] virtual/libintl-0 
[ebuild   R   ] sys-libs/zlib-1.2.5-r2 
[ebuild   R   ] app-arch/xz-utils-4.999.9_beta 
[ebuild   R   ] sys-devel/gnuconfig-20100924 
[ebuild     U ] dev-libs/expat-2.0.1-r3 [2.0.1-r1]
[ebuild     U ] app-misc/pax-utils-0.2.1 [0.1.19]
[ebuild   R   ] virtual/libiconv-0 
[ebuild   R   ] app-arch/bzip2-1.0.6-r1 
[ebuild     U ] dev-libs/gmp-5.0.1 [4.2.2]
[ebuild     U ] sys-devel/gcc-config-1.4.1 [1.4.0-r4]
[ebuild   R   ] app-misc/mime-types-8 
[ebuild   R   ] app-arch/cpio-2.11 
[ebuild   R   ] sys-devel/autoconf-wrapper-10-r1 
[ebuild     U ] sys-libs/timezone-data-2010m [2009b]
[ebuild   R   ] sys-apps/tcp-wrappers-7.6-r8 
[ebuild   R   ] sys-fs/sysfsutils-2.1.0 
[ebuild   R   ] sys-devel/automake-wrapper-5 
[ebuild   R   ] dev-libs/libffi-3.0.9 
[ebuild   R   ] sys-devel/patch-2.6.1 
[ebuild   R   ] sys-apps/which-2.20 
[ebuild   R   ] app-portage/portage-utils-0.4 
[ebuild   R   ] sys-kernel/linux-headers-2.6.35 
[ebuild   R   ] sys-devel/m4-1.4.15 
[ebuild   R   ] sys-apps/sandbox-2.3-r1 
[ebuild   R   ] virtual/libffi-0 
[ebuild   R   ] dev-libs/mpfr-3.0.0_p3 
[ebuild   R   ] sys-apps/net-tools-1.60_p20100815160931 
[ebuild     U ] sys-apps/sysvinit-2.88-r1 [2.86-r12]
[ebuild   R   ] virtual/init-0 
[ebuild   R   ] sys-apps/baselayout-2.0.1 
[ebuild   R   ] sys-apps/module-init-tools-3.12-r1 
[ebuild     U ] sys-apps/debianutils-3.4.1 [2.30]
[ebuild   R   ] sys-devel/libperl-5.10.1 
[ebuild     U ] sys-auth/pambase-20100925 [20081028] USE="(-kerberos) -minimal%" 
[ebuild     U ] app-admin/python-updater-0.8 [0.6-r1]
[ebuild     U ] sys-devel/binutils-config-2-r1 [1.9-r4]
[ebuild   R   ] virtual/perl-Scalar-List-Utils-1.23 
[ebuild   R   ] virtual/perl-libnet-1.22 
[ebuild   R   ] virtual/perl-ExtUtils-CBuilder-0.27.03 
[ebuild   R   ] virtual/perl-Module-Build-0.35 
[ebuild   R   ] virtual/perl-ExtUtils-ParseXS-2.22.06 
[ebuild   R   ] virtual/perl-Test-Harness-3.22 
[ebuild   R   ] virtual/perl-Archive-Tar-1.38 
[ebuild   R   ] virtual/perl-IO-Zlib-1.10 
[ebuild     U ] sys-devel/gettext-0.18.1.1-r1 [0.17] USE="git%*" 
[ebuild   R   ] sys-devel/flex-2.5.35 
[ebuild   R   ] sys-apps/sed-4.2.1 
[ebuild   R   ] sys-apps/findutils-4.5.9 
[ebuild   R   ] dev-libs/popt-1.16 
[ebuild   R   ] sys-devel/bison-2.4.3 
[ebuild   R   ] sys-apps/diffutils-3.0 
[ebuild   R   ] app-arch/gzip-1.4 
[ebuild   R   ] sys-apps/kbd-1.15.2-r1 
[ebuild   R   ] sys-apps/gawk-3.1.8 
[ebuild   R   ] app-arch/tar-1.23-r4 
[ebuild   R   ] sys-devel/make-3.81-r2 
[ebuild   R   ] sys-devel/binutils-2.20.1-r1 
[ebuild   R   ] net-misc/rsync-3.0.7 
[ebuild   R   ] dev-util/pkgconfig-0.25-r2 
[ebuild   R   ] dev-libs/libpcre-8.02 
[ebuild     U ] sys-apps/grep-2.7 [2.5.1a-r1]
[ebuild   R   ] sys-apps/man-1.6f-r5 
[ebuild  N    ] sys-apps/man-pages-posix-2003a 
[ebuild     U ] sys-apps/man-pages-3.27 [2.76] LINGUAS="-cs% -da% -de% -fr% -it% -ja% -nl% -pl% -ro% -ru% -zh_CN%" 
[blocks b     ] <sys-apps/man-pages-3 ("<sys-apps/man-pages-3" is blocking sys-apps/man-pages-posix-2003a)
[ebuild   R   ] dev-lang/perl-5.12.2-r1 
[ebuild   R   ] dev-perl/Error-0.17.016 
[ebuild   R   ] dev-perl/Authen-SASL-2.10 
[ebuild   R   ] perl-core/Scalar-List-Utils-1.23 
[ebuild   R   ] dev-perl/Locale-gettext-1.05-r1 
[ebuild   R   ] dev-perl/yaml-0.72 
[ebuild   R   ] perl-core/ExtUtils-ParseXS-2.22.06 
[ebuild   R   ] perl-core/ExtUtils-CBuilder-0.27.03 
[ebuild   R   ] perl-core/Test-Harness-3.22 
[ebuild   R   ] dev-perl/IO-String-1.08 
[ebuild     U ] sys-apps/help2man-1.38.2 [1.36.4]
[ebuild   R   ] perl-core/Module-Build-0.35 
[ebuild   R   ] perl-core/Archive-Tar-1.38 
[ebuild   R   ] dev-libs/openssl-1.0.0a-r3 
[ebuild   R   ] net-misc/curl-7.21.1 
[ebuild   R   ] dev-perl/Net-SSLeay-1.36 
[ebuild   R   ] net-misc/iputils-20100418-r1 
[ebuild   R   ] net-misc/wget-1.12-r2 
[ebuild   R   ] dev-perl/IO-Socket-SSL-1.33 
[ebuild   R   ] dev-perl/Net-SMTP-SSL-1.01 
[ebuild   R   ] dev-vcs/git-1.7.3.1 
[ebuild   R   ] sys-libs/ncurses-5.7-r5 
[ebuild   R   ] sys-apps/texinfo-4.13 
[ebuild   R   ] sys-apps/coreutils-8.5-r1  USE="-vanilla*" 
[ebuild   R   ] app-shells/bash-4.1_p9  USE="-vanilla*" 
[ebuild   R   ] sys-apps/util-linux-2.18-r1 
[ebuild     U ] app-editors/nano-2.2.5 [2.0.7]
[ebuild   R   ] sys-apps/less-436 
[ebuild   R   ] sys-process/procps-3.2.8-r1 
[ebuild   R   ] sys-libs/gpm-1.20.6 
[ebuild   R   ] sys-devel/autoconf-2.68 
[ebuild     U ] app-misc/ca-certificates-20090709 [20080809]
[ebuild     U ] app-admin/perl-cleaner-2.6 [2.5]
[ebuild   R   ] virtual/editor-0 
[ebuild   R   ] virtual/pager-0 
[ebuild   R   ] sys-devel/automake-1.11.1 
[ebuild   R   ] sys-devel/libtool-2.2.10 
[ebuild     U ] sys-libs/readline-6.1_p2 [6.0]
[ebuild     U ] sys-libs/db-4.6.21_p4 [4.6.21_p3-r1] USE="-examples%" 
[ebuild     U ] sys-apps/groff-1.20.1-r3 [1.19.2-r1] USE="-examples%" LINGUAS="-ja%" 
[ebuild     U ] sys-process/psmisc-22.13 [22.6]
[ebuild   R   ] sys-libs/gdbm-1.8.3-r4 
[ebuild   R   ] sys-devel/bc-1.06.95 
[ebuild     U ] app-admin/eselect-1.2.11 [1.2.9]
[ebuild   R   ] sys-libs/e2fsprogs-libs-1.41.12 
[ebuild   R   ] sys-fs/e2fsprogs-1.41.12 
[ebuild     U ] app-admin/eselect-python-20100321 [20091230]
[ebuild   R   ] dev-lang/python-2.6.5-r3 
[ebuild  NS   ] dev-lang/python-3.1.2-r4 [2.5.4-r2, 2.6.5-r3] USE="gdbm ipv6 ncurses readline ssl threads (wide-unicode) xml -build -doc -examples -sqlite -tk -wininst" 
[ebuild   R   ] sys-apps/file-5.04 
[ebuild   R   ] dev-libs/libxml2-2.7.7 
[ebuild   R   ] sys-apps/portage-2.1.9.14 
[ebuild   R   ] dev-python/setuptools-0.6.14 
[ebuild     U ] sys-libs/cracklib-2.8.18 [2.8.12]
[ebuild   R   ] sys-libs/glibc-2.9_p20081201-r3 
[ebuild     U ] sys-libs/pam-1.1.2 [1.0.3] USE="berkdb%* -debug%" 
[ebuild   R   ] sys-devel/gcc-4.4.4-r2  USE="-vanilla*" 
[ebuild   R   ] sys-fs/udev-151-r4 
[ebuild     U ] sys-apps/shadow-4.1.4.2-r5 [4.1.2.2]
[ebuild   R   ] sys-apps/openrc-0.6.3 
[ebuild     U ] sys-apps/busybox-1.17.1-r1 [1.8.2] USE="ipv6%* mdev%*" 
[ebuild   R   ] net-misc/openssh-5.6_p1-r2 

!!! Ebuilds for the following packages are either all
!!! masked or don't exist:
virtual/bootloader