Please use REQUIRED_USE instead.
Curious enough, this one actually used REQUIRED_USE, so the confutils call was totally redundant. commit 0f4cad40059479f2d425e2dd7cf1a553fe4896e9 Author: Michał Górny <mgorny@gentoo.org> AuthorDate: Sun Mar 12 09:52:38 2017 Commit: Michał Górny <mgorny@gentoo.org> CommitDate: Sun Mar 12 10:05:03 2017 media-video/noad: Remove redundant confutils_require_any, #610480