* Package:    net-misc/netpipe-1.0.0_beta2-r2
 * Repository: gentoo
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox splitdebug userpriv usersandbox
>>> Unpacking source...
>>> Unpacking netpipe-1.0.0_beta2.tar.gz to /var/tmp/portage/net-misc/netpipe-1.0.0_beta2-r2/work
>>> Source unpacked in /var/tmp/portage/net-misc/netpipe-1.0.0_beta2-r2/work
>>> Preparing source in /var/tmp/portage/net-misc/netpipe-1.0.0_beta2-r2/work/netpipe ...
sed: -e expression #1, char 76: unknown option to `s'
 * ERROR: net-misc/netpipe-1.0.0_beta2-r2::gentoo failed (prepare phase):
 *   sed failed
 * 
 * Call stack:
 *     ebuild.sh, line 125:  Called src_prepare
 *   environment, line 1079:  Called die
 * The specific snippet of code:
 *       sed -i -e "s:^OPT=.*:OPT = ${CFLAGS} ${LDFLAGS}:" -e "s:^CC=.*:CC = $(tc-getCC):" Makefile || die "sed failed";
 * 
 * If you need support, post the output of `emerge --info '=net-misc/netpipe-1.0.0_beta2-r2::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=net-misc/netpipe-1.0.0_beta2-r2::gentoo'`.
 * The complete build log is located at '/var/log/portage/net-misc:netpipe-1.0.0_beta2-r2:20200224-152350.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/net-misc/netpipe-1.0.0_beta2-r2/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/net-misc/netpipe-1.0.0_beta2-r2/temp/environment'.
 * Working directory: '/var/tmp/portage/net-misc/netpipe-1.0.0_beta2-r2/work/netpipe'
 * S: '/var/tmp/portage/net-misc/netpipe-1.0.0_beta2-r2/work/netpipe'