* Package:    app-misc/birthday-1.6.2-r1
 * Repository: gentoo
 * Maintainer: shell-tools@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking birthday-1.6.2.tar.bz2 to /var/tmp/portage/app-misc/birthday-1.6.2-r1/work
>>> Source unpacked in /var/tmp/portage/app-misc/birthday-1.6.2-r1/work
>>> Preparing source in /var/tmp/portage/app-misc/birthday-1.6.2-r1/work/birthday-1.6.2 ...
sed: -e expression #3, char 66: unknown option to `s'
 * ERROR: app-misc/birthday-1.6.2-r1::gentoo failed (prepare phase):
 *   (no error message)
 * 
 * Call stack:
 *     ebuild.sh, line 125:  Called src_prepare
 *   environment, line 991:  Called die
 * The specific snippet of code:
 *       sed -e "s:install -s:install:g" -e "s:#SHARE:SHARE:g" -e "s:-O2:${CFLAGS}:g" -i Makefile || die;
 * 
 * If you need support, post the output of `emerge --info '=app-misc/birthday-1.6.2-r1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=app-misc/birthday-1.6.2-r1::gentoo'`.
 * The complete build log is located at '/var/log/portage/app-misc:birthday-1.6.2-r1:20200227-013616.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/app-misc/birthday-1.6.2-r1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/app-misc/birthday-1.6.2-r1/temp/environment'.
 * Working directory: '/var/tmp/portage/app-misc/birthday-1.6.2-r1/work/birthday-1.6.2'
 * S: '/var/tmp/portage/app-misc/birthday-1.6.2-r1/work/birthday-1.6.2'