app-text/texlive-core-2017-r2 does not compile.

It seems that freetype-config is missing.

Build.log:

>>> Verifying ebuild manifests
>>> Emerging (1 of 1) app-text/texlive-core-2017-r2::text-kit
>>> Failed to emerge app-text/texlive-core-2017-r2, Log file:
>>>  '/var/tmp/portage/app-text/texlive-core-2017-r2/temp/build.log'
>>> Jobs: 0 of 1 complete, 1 failed                 Load avg: 2.04, 1.76, 2.84

• Package:    app-text/texlive-core-2017-r2
• Repository: text-kit
• Maintainer: aballier@gentoo.org tex@gentoo.org
• USE:        X amd64 elibc_glibc kernel_linux luajittex userland_GNU xetex
• FEATURES:   preserve-libs sandbox userpriv usersandbox
  >>> Unpacking source...
  >>> Unpacking texlive-20170524-source.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-core-patches-68.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-tetex-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-hyphen-base-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texconfig-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-gsftopk-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texlive.infra-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-a2ping-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-adhocfilelist-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-arara-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-asymptote-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-bundledoc-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-checklistings-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-ctan_chk-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-ctanify-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-ctanupload-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-ctie-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-cweb-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-de-macro-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-dtl-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-dtxgen-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-dvi2tty-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-dviasm-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-dvicopy-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-dvidvi-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-dviljk-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-dvipos-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-findhyph-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-fragmaster-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-hook-pre-commit-pkg-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-hyphenex-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-installfont-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-lacheck-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-latex-git-log-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-latex-papersize-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-latex2man-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-latex2nemeth-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-latexfileversion-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-latexpand-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-latexindent-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-ltxfileinfo-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-ltximg-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-listings-ext-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-make4ht-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-match_parens-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-mflua-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-mkjobtexmf-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-patgen-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-pdfbook2-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-pdfcrop-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-pdflatexpicscale-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-pdftools-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-pdfxup-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-pfarrei-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-pkfix-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-pkfix-helper-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-purifyeps-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-seetexk-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-srcredact-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-sty2dtx-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-synctex-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-tex4ebook-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texcount-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texdef-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texdiff-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texdirflatten-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texdoc-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texfot-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texliveonfly-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texloganalyser-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texosquery-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-texware-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-tie-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-tpic2pdftex-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-typeoutfileinfo-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-web-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Unpacking texlive-module-collection-binextra-2017.tar.xz to /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Source unpacked in /var/tmp/portage/app-text/texlive-core-2017-r2/work
  >>> Preparing source in /var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build ...
• Applying various patches (bugfixes/updates) ...
•   010_all_installedscripts.patch ...
  [ ok ]
•   020_all_a2ping_invocation.patch ...
  [ ok ]
•   030_all_updmap_normalize.patch ...
  [ ok ]
•   040_all_remove_define_abs.patch ...
  [ ok ]
•   050_all_latex2man_predictable_tmp.patch ...
  [ ok ]
•   060_all_luatex_zlib.patch ...
  [ ok ]
•   070_all_luatex_ggc7_align.patch ...
  [ ok ]
•   080_all_pdftoepdf-c++11.patch ...
  [ ok ]
• Done with patching
  >>> Source prepared.
  >>> Configuring source in /var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build ...
• econf: updating texlive-20170524-source/build-aux/config.guess with /usr/share/gnuconfig/config.guess
• econf: updating texlive-20170524-source/build-aux/config.sub with /usr/share/gnuconfig/config.sub
• econf: updating texlive-20170524-source/libs/icu/icu-src/source/config.guess with /usr/share/gnuconfig/config.guess
• econf: updating texlive-20170524-source/libs/icu/icu-src/source/config.sub with /usr/share/gnuconfig/config.sub
• econf: updating texlive-20170524-source/libs/freetype2/freetype-src/builds/unix/config.guess with /usr/share/gnuconfig/config.guess
• econf: updating texlive-20170524-source/libs/freetype2/freetype-src/builds/unix/config.sub with /usr/share/gnuconfig/config.sub
• econf: updating texlive-20170524-source/utils/asymptote/config.guess with /usr/share/gnuconfig/config.guess
• econf: updating texlive-20170524-source/utils/asymptote/gc-7.6.0/config.guess with /usr/share/gnuconfig/config.guess
• econf: updating texlive-20170524-source/utils/asymptote/gc-7.6.0/config.sub with /usr/share/gnuconfig/config.sub
• econf: updating texlive-20170524-source/utils/asymptote/gc-7.6.0/libatomic_ops/config.guess with /usr/share/gnuconfig/config.guess
• econf: updating texlive-20170524-source/utils/asymptote/gc-7.6.0/libatomic_ops/config.sub with /usr/share/gnuconfig/config.sub
• econf: updating texlive-20170524-source/utils/asymptote/config.sub with /usr/share/gnuconfig/config.sub
• econf: updating tlpkg/installer/config.guess with /usr/share/gnuconfig/config.guess
  /var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-20170524-source/configure --prefix=/usr --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datad
  ir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --disable-dependency-tracking --disable-silent-rules --libdir=/usr/lib64 -C --bindir=/usr/bin --datadir=/var/tmp/portage/app-text/texlive-core-2017-r2/work
  /texlive-core-2017_build --with-system-freetype2 --with-system-zlib --with-system-libpng --with-system-xpdf --with-system-poppler --with-system-teckit --with-teckit-includes=/usr/include/teckit --with-system-kpat
  hsea --with-kpathsea-includes=/usr/include --with-system-icu --with-system-ptexenc --with-system-harfbuzz --with-system-icu --with-system-graphite2 --with-system-cairo --with-system-pixman --with-system-zziplib -
  -with-system-libpaper --with-system-gmp --with-system-mpfr --without-texinfo --disable-dialog --disable-multiplatform --enable-epsfwin --enable-mftalkwin --enable-regiswin --enable-tektronixwin --enable-unitermwi
  n --with-ps=gs --disable-psutils --disable-t1utils --enable-ipc --disable-biber --disable-bibtex-x --disable-dvipng --disable-dvipsk --disable-chktex --disable-lcdf-typetools --disable-pdfopen --disable-ps2eps –
  disable-ps2pk --disable-detex --disable-ttf2pk2 --disable-tex4htk --disable-cjkutils --disable-xdvik --disable-xindy --enable-luatex --disable-dvi2tty --disable-dvisvgm --disable-vlna --enable-shared --disable-na
  tive-texlive-build --disable-largefile --enable-luajittex --enable-mfluajit --enable-xetex --disable-ptex --disable-eptex --disable-uptex --disable-euptex --disable-mendexk --disable-makejvf --disable-pmp --disab
  le-upmp --disable-texdoctk --with-x
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  checking how to run the C++ preprocessor... x86_64-pc-linux-gnu-g++ -E
  checking for ld used by x86_64-pc-linux-gnu-g++... /usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64
  checking if the linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) is GNU ld... yes
  checking whether the x86_64-pc-linux-gnu-g++ linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) supports shared libraries... yes
  checking for x86_64-pc-linux-gnu-g++ option to produce PIC... -fPIC -DPIC
  checking if x86_64-pc-linux-gnu-g++ PIC flag -fPIC -DPIC works... yes
  checking if x86_64-pc-linux-gnu-g++ static flag -static works... yes
  checking if x86_64-pc-linux-gnu-g++ supports -c -o file.o... yes
  checking if x86_64-pc-linux-gnu-g++ supports -c -o file.o... (cached) yes
  checking whether the x86_64-pc-linux-gnu-g++ linker (/usr/x86_64-pc-linux-gnu/bin/ld -m elf_x86_64) supports shared libraries... yes
  checking dynamic linker characteristics... (cached) GNU/Linux ld.so
  checking how to hardcode library paths into programs... immediate
  checking whether ln -s works... yes
  checking for TeX specific libraries to build...  
  checking for x86_64-pc-linux-gnu-pkg-config... x86_64-pc-linux-gnu-pkg-config
  checking for x86_64-pc-linux-gnu-freetype-config... no
  checking for freetype-config... no
  configure: error: did not find freetype-config required for system freetype2 library

!!! Please attach the following file when seeking support:
!!! /var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build/config.log

• ERROR: app-text/texlive-core-2017-r2::text-kit failed (configure phase):
•   econf failed
•  
• Call stack:
•               ebuild.sh, line   92:  Called src_configure
•             environment, line 2489:  Called econf 'C' 'bindir=/usr/bin' 'datadir=/var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build' 'with-system-freetype2' '-with-system-zlib'
  '-with-system-libpng' 'with-system-xpdf' 'with-system-poppler' 'with-system-teckit' 'with-teckit-includes=/usr/include/teckit' 'with-system-kpathsea' 'with-kpathsea-includes=/usr/include' '-with-sy
  stem-icu' '-with-system-ptexenc' 'with-system-harfbuzz' 'with-system-icu' 'with-system-graphite2' 'with-system-cairo' 'with-system-pixman' 'with-system-zziplib' 'with-system-libpaper' '-with-syste
  m-gmp' '-with-system-mpfr' 'without-texinfo' 'disable-dialog' 'disable-multiplatform' 'enable-epsfwin' 'enable-mftalkwin' 'enable-regiswin' 'enable-tektronixwin' 'enable-unitermwin' '-with-ps=gs
  ' '-disable-psutils' 'disable-t1utils' 'enable-ipc' 'disable-biber' 'disable-bibtex-x' 'disable-dvipng' 'disable-dvipsk' 'disable-chktex' 'disable-lcdf-typetools' 'disable-pdfopen' '-disable-p
  s2eps' '-disable-ps2pk' 'disable-detex' 'disable-ttf2pk2' 'disable-tex4htk' 'disable-cjkutils' 'disable-xdvik' 'disable-xindy' 'enable-luatex' 'disable-dvi2tty' 'disable-dvisvgm' '-disable-vln
  a' '-enable-shared' 'disable-native-texlive-build' 'disable-largefile' 'enable-luajittex' 'enable-mfluajit' 'enable-xetex' 'disable-ptex' 'disable-eptex' 'disable-uptex' 'disable-euptex' '-dis
  able-mendexk' '-disable-makejvf' 'disable-pmp' 'disable-upmp' 'disable-texdoctk' '-with-x'
•        phase-helpers.sh, line  718:  Called __helpers_die 'econf failed'
•   isolated-functions.sh, line  121:  Called die
• The specific snippet of code:
•              die "$@"
•  
• If you need support, post the output of `emerge --info '=app-text/texlive-core-2017-r2::text-kit'`,
• the complete build log and the output of `emerge -pqv '=app-text/texlive-core-2017-r2::text-kit'`.
• The complete build log is located at '/var/tmp/portage/app-text/texlive-core-2017-r2/temp/build.log'.
• The ebuild environment file is located at '/var/tmp/portage/app-text/texlive-core-2017-r2/temp/environment'.
• Working directory: '/var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build'
• S: '/var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build'

• Messages for package app-text/texlive-core-2017-r2:

• ERROR: app-text/texlive-core-2017-r2::text-kit failed (configure phase):
•   econf failed
•  
• Call stack:
•               ebuild.sh, line   92:  Called src_configure
•             environment, line 2489:  Called econf 'C' 'bindir=/usr/bin' 'datadir=/var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build' 'with-system-freetype2' '-with-system-zlib'
  '-with-system-libpng' 'with-system-xpdf' 'with-system-poppler' 'with-system-teckit' 'with-teckit-includes=/usr/include/teckit' 'with-system-kpathsea' 'with-kpathsea-includes=/usr/include' '-with-sy
  stem-icu' '-with-system-ptexenc' 'with-system-harfbuzz' 'with-system-icu' 'with-system-graphite2' 'with-system-cairo' 'with-system-pixman' 'with-system-zziplib' 'with-system-libpaper' '-with-syste
  m-gmp' '-with-system-mpfr' 'without-texinfo' 'disable-dialog' 'disable-multiplatform' 'enable-epsfwin' 'enable-mftalkwin' 'enable-regiswin' 'enable-tektronixwin' 'enable-unitermwin' '-with-ps=gs
  ' '-disable-psutils' 'disable-t1utils' 'enable-ipc' 'disable-biber' 'disable-bibtex-x' 'disable-dvipng' 'disable-dvipsk' 'disable-chktex' 'disable-lcdf-typetools' 'disable-pdfopen' '-disable-p
  s2eps' '-disable-ps2pk' 'disable-detex' 'disable-ttf2pk2' 'disable-tex4htk' 'disable-cjkutils' 'disable-xdvik' 'disable-xindy' 'enable-luatex' 'disable-dvi2tty' 'disable-dvisvgm' '-disable-vln
  a' '-enable-shared' 'disable-native-texlive-build' 'disable-largefile' 'enable-luajittex' 'enable-mfluajit' 'enable-xetex' 'disable-ptex' 'disable-eptex' 'disable-uptex' 'disable-euptex' '-dis
  able-mendexk' '-disable-makejvf' 'disable-pmp' 'disable-upmp' 'disable-texdoctk' '-with-x'
•        phase-helpers.sh, line  718:  Called __helpers_die 'econf failed'
•   isolated-functions.sh, line  121:  Called die
• The specific snippet of code:
•              die "$@"
•  
• If you need support, post the output of `emerge --info '=app-text/texlive-core-2017-r2::text-kit'`,
• the complete build log and the output of `emerge -pqv '=app-text/texlive-core-2017-r2::text-kit'`.
• The complete build log is located at '/var/tmp/portage/app-text/texlive-core-2017-r2/temp/build.log'.
• The ebuild environment file is located at '/var/tmp/portage/app-text/texlive-core-2017-r2/temp/environment'.
• Working directory: '/var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build'
• S: '/var/tmp/portage/app-text/texlive-core-2017-r2/work/texlive-core-2017_build'
•  
• The following package has failed to build, install, or execute postinst:
•  
•  (app-text/texlive-core-2017-r2:0/0::text-kit, ebuild scheduled for merge), Log file:
•   '/var/tmp/portage/app-text/texlive-core-2017-r2/temp/build.log'