Install this version:
emerge -a =dev-perl/Symbol-Util-0.20.300-r2
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-perl/Symbol-Util-0.20.300-r2
Or alternatively:
emerge --autounmask-write -a =dev-perl/Symbol-Util-0.20.300-r2
# Copyright 1999-2021 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 DIST_AUTHOR=DEXTER DIST_VERSION=0.0203 inherit perl-module DESCRIPTION="Additional utils for Perl symbols manipulation" SLOT="0" KEYWORDS="~amd64 ~x86" BDEPEND="dev-perl/Module-Build"
dev-perl/Module-Build