* Package:    app-crypt/gcr-3.10.1
 * Repository: gnome
 * Maintainer: gnome@gentoo.org
 * USE:        amd64 elibc_glibc gtk introspection kernel_linux userland_GNU vala
 * FEATURES:   preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking gcr-3.10.1.tar.xz to /var/tmp/portage/app-crypt/gcr-3.10.1/work
>>> Source unpacked in /var/tmp/portage/app-crypt/gcr-3.10.1/work
>>> Preparing source in /var/tmp/portage/app-crypt/gcr-3.10.1/work/gcr-3.10.1 ...
 * Fixing OMF Makefiles ...
 [ ok ]
 * Disabling deprecation warnings ...
 [ ok ]
 * Running elibtoolize in: gcr-3.10.1/
 *   Applying portage/1.2.0 patch ...
 *   Applying sed/1.5.6 patch ...
 *   Applying as-needed/2.4.2 patch ...
 *   Applying target-nm/2.4.2 patch ...
>>> Source prepared.
>>> Configuring source in /var/tmp/portage/app-crypt/gcr-3.10.1/work/gcr-3.10.1 ...
 * econf: updating gcr-3.10.1/config.sub with /usr/share/gnuconfig/config.sub
 * econf: updating gcr-3.10.1/config.guess with /usr/share/gnuconfig/config.guess
./configure --prefix=/usr --build=x86_64-pc-linux-gnu --host=x86_64-pc-linux-gnu --mandir=/usr/share/man --infodir=/usr/share/info --datadir=/usr/share --sysconfdir=/etc --localstatedir=/var/lib --libdir=/usr/lib64 --disable-silent-rules --disable-dependency-tracking --disable-schemas-compile --disable-maintainer-mode --disable-gtk-doc --with-gtk --enable-introspection --enable-vala --enable-debug=default --disable-update-icon-cache --disable-update-mime
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
/var/tmp/portage/app-crypt/gcr-3.10.1/work/gcr-3.10.1/missing: Unknown `--is-lightweight' option
Try `/var/tmp/portage/app-crypt/gcr-3.10.1/work/gcr-3.10.1/missing --help' for more information
configure: WARNING: 'missing' script is too old or missing
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checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether UID '250' is supported by ustar format... yes
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checking how to create a ustar tar archive... gnutar
checking whether build environment is sane... yes
checking whether make supports nested variables... (cached) yes
checking whether to enable maintainer-specific portions of Makefiles... no
checking for style of include used by make... GNU
checking for x86_64-pc-linux-gnu-gcc... x86_64-pc-linux-gnu-gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... no
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether x86_64-pc-linux-gnu-gcc accepts -g... yes
checking for x86_64-pc-linux-gnu-gcc option to accept ISO C89... none needed
checking dependency style of x86_64-pc-linux-gnu-gcc... none
checking how to run the C preprocessor... x86_64-pc-linux-gnu-gcc -E
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for ANSI C header files... yes
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checking minix/config.h usability... no
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checking whether it is safe to define __EXTENSIONS__... yes
checking for library containing strerror... none required
checking for x86_64-pc-linux-gnu-gcc... (cached) x86_64-pc-linux-gnu-gcc
checking whether we are using the GNU C compiler... (cached) yes
checking whether x86_64-pc-linux-gnu-gcc accepts -g... (cached) yes
checking for x86_64-pc-linux-gnu-gcc option to accept ISO C89... (cached) none needed
checking dependency style of x86_64-pc-linux-gnu-gcc... (cached) none
checking how to run the C preprocessor... x86_64-pc-linux-gnu-gcc -E
checking whether x86_64-pc-linux-gnu-gcc and cc understand -c and -o together... yes
checking whether ln -s works... yes
checking whether make sets $(MAKE)... (cached) yes
checking build system type... x86_64-pc-linux-gnu
checking host system type... x86_64-pc-linux-gnu
checking how to print strings... printf
checking for a sed that does not truncate output... /bin/sed
checking for fgrep... /bin/grep -F
checking for ld used by x86_64-pc-linux-gnu-gcc... /usr/x86_64-pc-linux-gnu/bin/ld
checking if the linker (/usr/x86_64-pc-linux-gnu/bin/ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /usr/bin/x86_64-pc-linux-gnu-nm -B
checking the name lister (/usr/bin/x86_64-pc-linux-gnu-nm -B) interface... BSD nm
checking the maximum length of command line arguments... 1572864
checking whether the shell understands some XSI constructs... yes
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checking how to convert x86_64-pc-linux-gnu file names to x86_64-pc-linux-gnu format... func_convert_file_noop
checking how to convert x86_64-pc-linux-gnu file names to toolchain format... func_convert_file_noop
checking for /usr/x86_64-pc-linux-gnu/bin/ld option to reload object files... -r
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checking how to recognize dependent libraries... pass_all
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checking command to parse /usr/bin/x86_64-pc-linux-gnu-nm -B output from x86_64-pc-linux-gnu-gcc object... ok
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checking for gmsgfmt... (cached) /usr/bin/gmsgfmt
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checking for x86_64-pc-linux-gnu-pkg-config... (cached) /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
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checking for glib-genmarshal... /usr/bin/glib-genmarshal
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checking whether to build gtk-doc documentation... no
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checking for x86_64-pc-linux-gnu-pkg-config... (cached) /usr/bin/pkg-config
checking pkg-config is at least version 0.9.0... yes
configure: error: vapigen >= 0.18.0.22 not found

!!! Please attach the following file when seeking support:
!!! /var/tmp/portage/app-crypt/gcr-3.10.1/work/gcr-3.10.1/config.log
 * ERROR: app-crypt/gcr-3.10.1::gnome failed (configure phase):
 *   econf failed
 * 
 * Call stack:
 *          ebuild.sh, line   93:  Called src_configure
 *        environment, line 3213:  Called gnome2_src_configure '--with-gtk' '--enable-introspection' '--enable-vala' '--enable-debug=default' '--disable-update-icon-cache' '--disable-update-mime'
 *        environment, line 2447:  Called econf '--disable-schemas-compile' '--disable-maintainer-mode' '--disable-gtk-doc' '--with-gtk' '--enable-introspection' '--enable-vala' '--enable-debug=default' '--disable-update-icon-cache' '--disable-update-mime'
 *   phase-helpers.sh, line  577:  Called die
 * The specific snippet of code:
 *   			die "econf failed"
 * 
 * If you need support, post the output of `emerge --info '=app-crypt/gcr-3.10.1::gnome'`,
 * the complete build log and the output of `emerge -pqv '=app-crypt/gcr-3.10.1::gnome'`.
 * The complete build log is located at '/var/tmp/portage/app-crypt/gcr-3.10.1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-crypt/gcr-3.10.1/temp/environment'.
 * Working directory: '/var/tmp/portage/app-crypt/gcr-3.10.1/work/gcr-3.10.1'
 * S: '/var/tmp/portage/app-crypt/gcr-3.10.1/work/gcr-3.10.1'