Eclasses that support EAPI 6 only, which is no longer used in the
Gentoo repository.

Removal in 30 days, i.e. on 2024-09-25.

--- a/eclass/eapi7-ver.eclass
+++ b/eclass/eapi7-ver.eclass
@@ -1,6 +1,7 @@
 # Copyright 1999-2021 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# @DEAD
 # @ECLASS: eapi7-ver.eclass
 # @MAINTAINER:
 # PMS team <pms@gentoo.org>
--- a/eclass/eqawarn.eclass
+++ b/eclass/eqawarn.eclass
@@ -1,6 +1,7 @@
 # Copyright 1999-2022 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# @DEAD
 # @ECLASS: eqawarn.eclass
 # @MAINTAINER:
 # base-system@gentoo.org
--- a/eclass/versionator.eclass
+++ b/eclass/versionator.eclass
@@ -1,6 +1,7 @@
 # Copyright 1999-2020 Gentoo Authors
 # Distributed under the terms of the GNU General Public License v2
 
+# @DEAD
 # @ECLASS: versionator.eclass
 # @MAINTAINER:
 # Jonathan Callen <jcallen@gentoo.org>