Here is a patch to bump the latest non-stable version to EAPI 7. It drops src_prepare since it seems to do the same thing as the default function.
Created attachment 700803 [details, diff] fix.patch
The bug has been closed via the following commit(s): https://gitweb.gentoo.org/repo/gentoo.git/commit/?id=711402a4ea66b1d5a2edc0624eddfa7d2afed881 commit 711402a4ea66b1d5a2edc0624eddfa7d2afed881 Author: David Michael <fedora.dm0@gmail.com> AuthorDate: 2021-04-24 16:50:52 +0000 Commit: David Seifert <soap@gentoo.org> CommitDate: 2021-04-24 16:50:52 +0000 sys-firmware/sgabios: EAPI 7 Closes: https://bugs.gentoo.org/784134 Package-Manager: Portage-3.0.17, Repoman-3.0.2 Signed-off-by: David Michael <fedora.dm0@gmail.com> Signed-off-by: David Seifert <soap@gentoo.org> sys-firmware/sgabios/sgabios-0.1_pre10.ebuild | 14 ++------------ 1 file changed, 2 insertions(+), 12 deletions(-)