Please consider to apply patch from https://rt.cpan.org/Ticket/Attachment/1699040/912443/0001-Add-IPv6-support.patch
This is fixed upstream in HTTP::Daemon 6.05 https://metacpan.org/release/ETHER/HTTP-Daemon-6.05
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=60d2c60d4ac36995f97eabc7018953479d6fc83c commit 60d2c60d4ac36995f97eabc7018953479d6fc83c Author: Andreas K. Hüttel <dilfridge@gentoo.org> AuthorDate: 2019-10-11 05:59:52 +0000 Commit: Andreas K. Hüttel <dilfridge@gentoo.org> CommitDate: 2019-10-11 06:01:33 +0000 dev-perl/HTTP-Daemon: Version bump Closes: https://bugs.gentoo.org/655230 Package-Manager: Portage-2.3.76, Repoman-2.3.17 Signed-off-by: Andreas K. Hüttel <dilfridge@gentoo.org> dev-perl/HTTP-Daemon/HTTP-Daemon-6.60.0.ebuild | 35 ++++++++++++++++++++++++++ dev-perl/HTTP-Daemon/Manifest | 1 + 2 files changed, 36 insertions(+)