Xen-tools не собирается.

Было уже несколько раз, а точнее - постоянно, на разных gentoo. Первый раз собирается нормально, второй и последующий разы:

>>> Compiling source in /var/tmp/portage/app-emulation/xen-tools-3.4.2/work/xen-3.4.2 ...
make -j8 -C tools 
make: Вход в каталог `/var/tmp/portage/app-emulation/xen-tools-3.4.2/work/xen-3.4.2/tools'
make[1]: Вход в каталог `/var/tmp/portage/app-emulation/xen-tools-3.4.2/work/xen-3.4.2/tools'
make -C check all
make[2]: Вход в каталог `/var/tmp/portage/app-emulation/xen-tools-3.4.2/work/xen-3.4.2/tools/check'
make[2]: *** ../../.config: Это каталог.  Останов.
make[2]: Выход из каталога `/var/tmp/portage/app-emulation/xen-tools-3.4.2/work/xen-3.4.2/tools/check'
make[1]: *** [subdir-all-check] Ошибка 2
make[1]: Выход из каталога `/var/tmp/portage/app-emulation/xen-tools-3.4.2/work/xen-3.4.2/tools'
make: *** [subdirs-all] Ошибка 2
make: Выход из каталога `/var/tmp/portage/app-emulation/xen-tools-3.4.2/work/xen-3.4.2/tools'
emake failed
 * ERROR: app-emulation/xen-tools-3.4.2 failed (compile phase):
 *   compile failed
 * 
 * Call stack:
 *     ebuild.sh, line  56:  Called src_compile
 *   environment, line 4910:  Called die
 * The specific snippet of code:
 *       emake -C tools ${myopt} || die "compile failed";
 * 
 * If you need support, post the output of 'emerge --info =app-emulation/xen-tools-3.4.2',
 * the complete build log and the output of 'emerge -pqv =app-emulation/xen-tools-3.4.2'.
 * The complete build log is located at '/var/tmp/portage/app-emulation/xen-tools-3.4.2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-emulation/xen-tools-3.4.2/temp/environment'.
 * S: '/var/tmp/portage/app-emulation/xen-tools-3.4.2/work/xen-3.4.2'

>>> Failed to emerge app-emulation/xen-tools-3.4.2, Log file:

>>>  '/var/tmp/portage/app-emulation/xen-tools-3.4.2/temp/build.log'