gnome-boxes version-bump from official gnome-overlay

I got this error while emerging. The new ebuild works fine and comes in a newer version.

<pre>checking for x86_64-pc-linux-gnu-pkg-config... /usr/bin/pkg-config
checking pkg-config is at least version 0.16... yes
checking for BOXES... yes
checking for TRACKER... ./configure: line 17350: syntax error near unexpected token then'
./configure: line 17350:   test $ac_status = 0; }; then'

!!! Please attach the following file when seeking support:
!!! /var/tmp/portage/gnome-extra/gnome-boxes-3.10.0/work/gnome-boxes-3.10.0/config.log
 * ERROR: gnome-extra/gnome-boxes-3.10.0::gnome-next failed (configure phase):
 *   econf failed
 * 
 * Call stack:
 *          ebuild.sh, line   93:  Called src_configure
 *        environment, line 3798:  Called gnome2_src_configure '--disable-strict-cc'
 *        environment, line 2866:  Called econf '--disable-schemas-compile' '--disable-maintainer-mode' '--disable-strict-cc'
 *   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 '=gnome-extra/gnome-boxes-3.10.0::gnome-next'`,
 * the complete build log and the output of `emerge -pqv '=gnome-extra/gnome-boxes-3.10.0::gnome-next'`.
 * The complete build log is located at '/var/tmp/portage/gnome-extra/gnome-boxes-3.10.0/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/gnome-extra/gnome-boxes-3.10.0/temp/environment'.
 * Working directory: '/var/tmp/portage/gnome-extra/gnome-boxes-3.10.0/work/gnome-boxes-3.10.0'
 * S: '/var/tmp/portage/gnome-extra/gnome-boxes-3.10.0/work/gnome-boxes-3.10.0'

>>> Failed to emerge gnome-extra/gnome-boxes-3.10.0</pre>