Install this version:
emerge -a =net-libs/ppp-defs-0
If this version is masked, you can unmask it using the autounmask tool or standard emerge options:
autounmask =net-libs/ppp-defs-0
Or alternatively:
emerge --autounmask-write -a =net-libs/ppp-defs-0
# Copyright 2022 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI=8
DESCRIPTION="Shim header for net/ppp_defs.h on musl"
HOMEPAGE="https://wiki.gentoo.org/wiki/Project:Musl"
LICENSE="public-domain"
SLOT="0"
KEYWORDS="amd64 arm arm64 ~mips ppc ppc64 ~riscv x86"
RDEPEND="!sys-libs/glibc"
S=${WORKDIR}
src_install() {
insinto /usr/include/net
doins "${FILESDIR}/ppp_defs.h"
}
!sys-libs/glibc