In the go to install QGis-3.2.3, I have these messages

# eix qgis
* sci-geosciences/qgis [1]
     Available versions:  3.2.3^t **9999^t {3d examples georeferencer grass mapserver oracle polar postgres python qml (+)webkit PYTHON_SINGLE_TARGET="python3_5 python3_6" PYTHON_TARGETS="python3_5 python3_6"}
     Homepage:            https://www.qgis.org/
     Description:         User friendly Geographic Information System[1] "science-kit" /var/git/meta-repo/kits/science-kit

# emerge -av =sci-geosciences/qgis-3.2.3These are the packages that would be merged, in order:Calculating dependencies... done!emerge: there are no ebuilds to satisfy "~x11-libs/qscintilla-2.10.8:=".
(dependency required by "dev-python/qscintilla-python-2.10.8::python-modules-kit" [ebuild])
(dependency required by "sci-geosciences/qgis-3.2.3::science-kit[python]" [ebuild])
(dependency required by "=sci-geosciences/qgis-3.2.3" [argument])

If I try simply qgis, I have

# emerge -av sci-geosciences/qgis
These are the packages that would be merged, in order:
Calculating dependencies... done!
The following keyword changes are necessary to proceed:
 (see "package.accept_keywords" in the portage(5) man page for more details)
# required by sci-geosciences/qgis (argument)
=sci-geosciences/qgis-9999 **NOTE: The --autounmask-keep-masks option will prevent emerge
      from creating package.unmask or ** keyword changes.Would you like to add these changes to your config files? [Yes/No] n * In order to avoid wasting time, backtracking has terminated early
 * due to the above autounmask change(s). The --autounmask-backtrack=y
 * option can be used to force further backtracking, but there is no
 * guarantee that it will produce a solution.!!! All ebuilds that could satisfy ">=dev-python/qscintilla-python-2.10.1[qt5(+),python_targets_python3_5(-)?,python_targets_python3_6(-)?,-python_single_target_jython2_7(-),-python_single_target_pypy(-),-python_single_target_pypy3(-),-python_single_target_python2_7(-),-python_single_target_python3_7(-),-python_single_target_python3_4(-),python_single_target_python3_5(+)?,python_single_target_python3_6(+)?]" have been masked.
!!! One of the following masked packages is required to complete your request:
- dev-python/qscintilla-python-2.10.8::python-modules-kit (masked by: backtracking: missing dependency)(dependency required by "sci-geosciences/qgis-9999::science-kit" [ebuild])
(dependency required by "sci-geosciences/qgis" [argument])
For more information, see the MASKED PACKAGES section in the emerge
man page or refer to the Gentoo Handbook.

# 

And it ask for too many changes in /etc/portage/ files

The echo by emerge --info

1. emerge -info Portage 2.3.47 (python 2.7.15-final-0, funtoo/1.0/linux-gnu/arch/x86-64bit, gcc-7.3.1, glibc-2.26-r7, 4.19.9-1 x86_64) ================================================================= System uname: Linux-4.19.9-1-x86_64-AMD_A6-7310_APU_with_AMD_Radeon_R4_Graphics-with-gentoo-2.2.2 KiB Mem: 4524208 total, 2016332 free KiB Swap: 5859324 total, 5745916 free sh bash 4.4_p18 ld GNU ld (Gentoo 2.29.1 p3) 2.29.1 app-shells/bash: 4.4_p18::core-kit dev-java/java-config: 2.2.0-r3::java-kit dev-lang/perl: 5.24.0-r5::perl-kit dev-lang/python: 2.7.15::python-kit, 3.5.3-r1::python-kit, 3.6.5-r1::python-kit dev-util/cmake: 3.10.1::core-kit sys-apps/baselayout: 2.2.2::core-kit sys-apps/openrc: 0.40.2-r1::core-kit sys-apps/sandbox: 2.12::core-kit sys-devel/autoconf: 2.13::core-kit, 2.69-r4::core-kit sys-devel/automake: 1.11.6-r2::core-kit, 1.13.4-r1::core-kit, 1.15.1-r1::core-kit sys-devel/binutils: 2.29.1-r2::core-kit, 2.30-r4::core-kit sys-devel/gcc: 7.3.1-r5::core-kit sys-devel/gcc-config: 1.9.1::core-kit sys-devel/libtool: 2.4.6-r4::core-kit sys-devel/make: 4.2.1-r1::core-kit sys-kernel/linux-headers: 4.14::core-kit (virtual/os-headers) sys-libs/glibc: 2.26-r7::core-kit Repositories:nokit location: /var/git/meta-repo/kits/nokit masters: core-kit priority: -500core-hw-kit location: /var/git/meta-repo/kits/core-hw-kit masters: core-kit priority: 1core-kit location: /var/git/meta-repo/kits/core-kit masters: core-kit priority: 1 aliases: gentoodesktop-kit location: /var/git/meta-repo/kits/desktop-kit masters: core-kit priority: 1dev-kit location: /var/git/meta-repo/kits/dev-kit masters: core-kit priority: 1editors-kit location: /var/git/meta-repo/kits/editors-kit masters: core-kit priority: 1games-kit location: /var/git/meta-repo/kits/games-kit masters: core-kit priority: 1gnome-kit location: /var/git/meta-repo/kits/gnome-kit masters: core-kit priority: 1haskell-kit location: /var/git/meta-repo/kits/haskell-kit masters: core-kit priority: 1java-kit location: /var/git/meta-repo/kits/java-kit masters: core-kit priority: 1kde-kit location: /var/git/meta-repo/kits/kde-kit masters: core-kit priority: 1lang-kit location: /var/git/meta-repo/kits/lang-kit masters: core-kit priority: 1lisp-scheme-kit location: /var/git/meta-repo/kits/lisp-scheme-kit masters: core-kit priority: 1llvm-kit location: /var/git/meta-repo/kits/llvm-kit masters: core-kit priority: 1media-kit location: /var/git/meta-repo/kits/media-kit masters: core-kit priority: 1ml-lang-kit location: /var/git/meta-repo/kits/ml-lang-kit masters: core-kit priority: 1net-kit location: /var/git/meta-repo/kits/net-kit masters: core-kit priority: 1perl-kit location: /var/git/meta-repo/kits/perl-kit masters: core-kit priority: 1php-kit location: /var/git/meta-repo/kits/php-kit masters: core-kit priority: 1python-kit location: /var/git/meta-repo/kits/python-kit masters: core-kit priority: 1python-modules-kit location: /var/git/meta-repo/kits/python-modules-kit masters: core-kit priority: 1ruby-kit location: /var/git/meta-repo/kits/ruby-kit masters: core-kit priority: 1science-kit location: /var/git/meta-repo/kits/science-kit masters: core-kit priority: 1security-kit location: /var/git/meta-repo/kits/security-kit masters: core-kit priority: 1text-kit location: /var/git/meta-repo/kits/text-kit masters: core-kit priority: 1xfce-kit location: /var/git/meta-repo/kits/xfce-kit masters: core-kit priority: 1xorg-kit location: /var/git/meta-repo/kits/xorg-kit masters: core-kit priority: 1ACCEPT_KEYWORDS="amd64 ~amd64" ACCEPT_LICENSE="*" CBUILD="x86_64-pc-linux-gnu" CFLAGS="-O2 -pipe -march=native" CHOST="x86_64-pc-linux-gnu" CONFIG_PROTECT="/etc /usr/lib64/libreoffice/program/sofficerc /usr/share/config /usr/share/gnupg/qualified.txt" CONFIG_PROTECT_MASK="/etc/ca-certificates.conf /etc/dconf /etc/env.d /etc/fonts/fonts.conf /etc/gconf /etc/gentoo-release /etc/revdep-rebuild /etc/sandbox.d /etc/terminfo /etc/texmf/language.dat.d /etc/texmf/language.def.d /etc/texmf/updmap.d /etc/texmf/web2c" CXXFLAGS="-O2 -pipe -march=native" DISTDIR="/home/funtoo/distfiles" EMERGE_DEFAULT_OPTS="jobs=4 --load-average=4 --with-bdeps=y" FEATURES="assume-digests binpkg-logs config-protect-if-modified distlocks ebuild-locks fixlafiles merge-sync multilib-strict news parallel-fetch preserve-libs protect-owned sandbox sfperms strict unknown-features-warn unmerge-logs unmerge-orphans userfetch userpriv usersandbox usersync xattr" FFLAGS="-march=btver2 -O2 -pipe" GENTOO_MIRRORS="https://fastpull-us.funtoo.org" INSTALL_MASK="/etc/systemd/ /usr/lib/systemd/ /lib/systemd/" LANG="fr_FR.utf8" LDFLAGS="-Wl,-O1 -Wl,sort-common -Wl,-as-needed" LINGUAS="fr fr_FR" MAKEOPTS="-j4 -l4" PKGDIR="/var/cache/portage/packages" PORTAGE_CONFIGROOT="/" PORTAGE_TMPDIR="/home/funtoo" USE="X a52 aac acl amd64 apng battery berkdb bzip2 cairo cdda cddb cdio cdr consolekit cracklib crypt cups curl cxx dbus dnssd dri dts dvd dvdr dvdread encode exif faac faad ffmpeg flac gdbm gif gphoto2 gpm ico iconv icu ieee1394 introspection ios ipod ipv6 jpeg jpeg2k lame laptop libass libguess libmpeg2 mad matroska mjpeg mmx modemmanager modules mp3 mpeg mtp mudflap multilib ncurses networkmanager nls nptl nsplugin ogg opengl openmp pam pcre pdf png postproc pppd pulseaudio python quicktime readline resolvconf share sndfile sse sse2 ssl startup-notification svg taglib tcpd theora tiff truetype twolame udev unicode v4l vorbis vpx wav wavpack webp win32codecs wmf x264 x265 xattr xdg xml xvid zlib" ABI_X86="64" ALSA_CARDS="ali5451 als4000 atiixp atiixp-modem bt87x ca0106 cmipci emu10k1x ens1370 ens1371 es1938 es1968 fm801 hda-intel ice1724 intel8x0 intel8x0m maestro3 trident usb-audio via82xx via82xx-modem ymfpci" 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 cgi cgid 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 authn_core authz_core socache_shmcb unixd" CALLIGRA_FEATURES="kexi words flow plan sheets stage tables krita karbon braindump author" COLLECTD_PLUGINS="df interface irq load memory rrdtool swap syslog" CPU_FLAGS_X86="aes avx mmx mmxext popcnt sse sse2 sse3 sse4_1 sse4_2 sse4a ssse3" ELIBC="glibc" GPSD_PROTOCOLS="ashtech aivdm earthmate evermore fv18 garmin garmintxt gpsclock isync itrax mtk3301 nmea ntrip navcom oceanserver oldstyle oncore rtcm104v2 rtcm104v3 sirf skytraq superstar2 timing tsip tripmate tnt ublox ubx" GRUB_PLATFORMS="efi-64 pc" INPUT_DEVICES="evdev synaptics keyboard mouse" KERNEL="linux" L10N="fr fr-FR" LCD_DEVICES="bayrad cfontz cfontz633 glk hd44780 lb216 lcdm001 mtxorb ncurses text" LIBREOFFICE_EXTENSIONS="presenter-console presenter-minimizer" LLVM_TARGETS="X86" OFFICE_IMPLEMENTATION="libreoffice" PHP_TARGETS="php5-6 php7-0" POSTGRES_TARGETS="postgres9_5" PYTHON_SINGLE_TARGET="python3_6" PYTHON_TARGETS="python3_6 python2_7" QEMU_SOFTMMU_TARGETS="i386 x86_64" QEMU_USER_TARGETS="i386 x86_64" RUBY_TARGETS="ruby23 ruby24" USERLAND="GNU" VIDEO_CARDS="radeon r600 radeonsi" XTABLES_ADDONS="quota2 psd pknock lscan length2 ipv4options ipset ipp2p iface geoip fuzzy condition tee tarpit sysrq steal rawnat logmark ipmark dhcpmac delude chaos account" Unset: CPPFLAGS, CTARGET, ENV_UNSET, LC_ALL, PORTAGE_BINHOST, PORTAGE_BUNZIP2_COMMAND, PORTAGE_COMPRESS, PORTAGE_COMPRESS_FLAGS

#

Content of /etc/ego.conf

 # cat /etc/ego.conf
# This is the ego.conf file.[global]release = 1.2

 #