* Package:    dev-tex/detex-2.8-r1
 * Repository: gentoo
 * Maintainer: tex@gentoo.org
 * USE:        abi_x86_64 amd64 elibc_glibc kernel_linux userland_GNU
 * FEATURES:   network-sandbox preserve-libs sandbox userpriv usersandbox
>>> Unpacking source...
>>> Unpacking detex-2.8.tar to /var/tmp/portage/dev-tex/detex-2.8-r1/work
>>> Source unpacked in /var/tmp/portage/dev-tex/detex-2.8-r1/work
>>> Preparing source in /var/tmp/portage/dev-tex/detex-2.8-r1/work/detex-2.8 ...
sed: -e expression #1, char 91: unknown option to `s'
 * ERROR: dev-tex/detex-2.8-r1::gentoo failed (prepare phase):
 *   Fixing Makefile failed
 * 
 * Call stack:
 *     ebuild.sh, line 125:  Called src_prepare
 *   environment, line 1076:  Called die
 * The specific snippet of code:
 *       sed -i -e "s:CFLAGS	= -O \${DEFS}:CFLAGS	= ${CFLAGS} \${DEFS}:" -e 's:LEX	= lex:#LEX	= lex:' -e 's:#LEX	= flex:LEX	= flex:' -e 's:#DEFS	+= ${DEFS} -DNO_MALLOC_DECL:DEFS += -DNO_MALLOC_DECL:' -e 's:LEXLIB	= -ll:LEXLIB	= -lfl:' Makefile || die "Fixing Makefile failed";
 * 
 * If you need support, post the output of `emerge --info '=dev-tex/detex-2.8-r1::gentoo'`,
 * the complete build log and the output of `emerge -pqv '=dev-tex/detex-2.8-r1::gentoo'`.
 * The complete build log is located at '/var/log/portage/dev-tex:detex-2.8-r1:20200226-212341.log'.
 * For convenience, a symlink to the build log is located at '/var/tmp/portage/dev-tex/detex-2.8-r1/temp/build.log'.
 * The ebuild environment file is located at '/var/tmp/portage/dev-tex/detex-2.8-r1/temp/environment'.
 * Working directory: '/var/tmp/portage/dev-tex/detex-2.8-r1/work/detex-2.8'
 * S: '/var/tmp/portage/dev-tex/detex-2.8-r1/work/detex-2.8'