Install this version:
emerge -a =x11-wm/wmutils-opt-9999
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =x11-wm/wmutils-opt-9999
Or alternatively:
emerge --autounmask-write -a =x11-wm/wmutils-opt-9999
# Copyright 1999-2016 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2
# $Id$
EAPI=7
inherit git-r3 toolchain-funcs
DESCRIPTION="Wmutils optional utilities."
HOMEPAGE="https://github.com/wmutils/opt"
EGIT_REPO_URI="https://github.com/wmutils/opt.git"
LICENSE="MIT"
SLOT="0"
KEYWORDS="amd64 x86"
DEPEND="
x11-libs/libxcb
"
RDEPEND="
${DEPEND}
"
x11-libs/libxcb
x11-libs/libxcb