gentoo ~ # emerge --ask --update --deep --with-bdeps=y --newuse @world
!!! Found 2 make.conf files, using both '/etc/make.conf' and '/etc/portage/make.conf'

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

Calculating dependencies... done!
[ebuild     U  ] sys-devel/gnuconfig-20150304 [20140728]
[ebuild     U  ] dev-libs/libltdl-2.4.6 [2.4.4]
[ebuild     U  ] sys-devel/libtool-2.4.6 [2.4.4]
[ebuild     U  ] sys-boot/grub-2.02_beta2-r3 [2.00] USE="multislot%* -doc% {-test%}" GRUB_PLATFORMS="-loongson% -xen%"
[ebuild     U  ] sys-apps/iproute2-3.17.0 [3.3.0] USE="(-selinux)"
[ebuild     U  ] sys-fs/mdadm-3.3.1-r2 [3.1.4]
[ebuild     U  ] net-misc/dhcp-4.3.1-r2 [4.2.3_p1]

WARNING: One or more updates/rebuilds have been skipped due to a dependency conflict:

dev-libs/openssl:0

  (dev-libs/openssl-1.0.1l-r1:0/0::gentoo, ebuild scheduled for merge) conflicts with
    >=dev-libs/openssl-0.9.6d:0[bindist] required by (net-misc/openssh-6.7_p1:0/0::gentoo, installed)
                                ^^^^^^^


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