execinfo.h is required for musl.
Bug: https://bugs.gentoo.org/715934
Signed-off-by: James Le Cuirot <chewi@gentoo.org>
-# Copyright 1999-2019 Gentoo Authors.
+# Copyright 1999-2020 Gentoo Authors.
# Distributed under the terms of the GNU General Public License v2
+# James Le Cuirot <chewi@gentoo.org> (2020-05-16)
+# execinfo.h is required for debug.
+dev-games/cegui debug
+
# Sergei Trofimovich <slyfox@gentoo.org> (2020-03-19)
# check does not work on musl, bug #713138
dev-lang/gforth check