Install this version:
emerge -a =dev-ruby/columnize-0.9.0
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =dev-ruby/columnize-0.9.0
Or alternatively:
emerge --autounmask-write -a =dev-ruby/columnize-0.9.0
# Copyright 1999-2025 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 USE_RUBY="ruby32 ruby33 ruby34 ruby40" RUBY_FAKEGEM_EXTRADOC="AUTHORS ChangeLog NEWS README.md" inherit ruby-fakegem DESCRIPTION="Sorts an array in column order" HOMEPAGE="https://github.com/rocky/columnize" LICENSE="|| ( GPL-2 Ruby )" SLOT="0" KEYWORDS="~amd64 ~hppa ~ppc ~ppc64 ~x86"