* Package:    games-board/eboard-1.1.1-r2
 * Repository: gentoo
 * Maintainer: games@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux nls userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking eboard-1.1.1.tar.bz2 to /var/tmp/portage/games-board/eboard-1.1.1-r2/work
>>> Unpacking eboard-extras-1pl2.tar.gz to /var/tmp/portage/games-board/eboard-1.1.1-r2/work
tar: A lone zero block at 840
>>> Unpacking eboard-extras-2.tar.gz to /var/tmp/portage/games-board/eboard-1.1.1-r2/work
>>> Unpacking eboard_1.1.1-4.1.diff.gz to /var/tmp/portage/games-board/eboard-1.1.1-r2/work
>>> Source unpacked in /var/tmp/portage/games-board/eboard-1.1.1-r2/work
>>> Preparing source in /var/tmp/portage/games-board/eboard-1.1.1-r2/work/eboard-1.1.1 ...
 * Applying eboard_1.1.1-4.1.diff ...
 [ ok ]
 * Applying eboard-1.1.1-as-needed.patch ...
 [ ok ]
 * Applying eboard-1.1.1-gcc44.patch ...
 [ ok ]
 * Applying eboard-1.1.1-ovflfix.patch ...
 [ ok ]
 * Applying eboard-1.1.1-libpng15.patch ...
 [ ok ]
sed: -e expression #1, char 82: unknown option to `s'
 * ERROR: games-board/eboard-1.1.1-r2::gentoo failed (prepare phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 125:  Called src_prepare
 *   environment, line 1958:  Called die
 * The specific snippet of code:
 *       sed -i -e "s:(\"-O6\"):split(' ', \"${CXXFLAGS}\"):" configure || die
 * 
 * If you need support, post the output of `emerge --info '=games-board/eboard-1.1.1-r2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=games-board/eboard-1.1.1-r2::gentoo'`.
 * The complete build log is located at '/var/log/portage/games-board:eboard-1.1.1-r2:20200223-200526.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/games-board/eboard-1.1.1-r2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/games-board/eboard-1.1.1-r2/temp/environment'.
 * Working directory: '/var/tmp/portage/games-board/eboard-1.1.1-r2/work/eboard-1.1.1'
 * S: '/var/tmp/portage/games-board/eboard-1.1.1-r2/work/eboard-1.1.1'