@DavidCarlisle Related to (https://tex.stackexchange.com/a/524163/7832)
% OK ... fedora 31, TeXLive 2019 update
$ gs -v
GPL Ghostscript 9.27 (2019-04-04)
Copyright (C) 2018 Artifex Software, Inc. All rights reserved.
% OK ... Ubuntu 18, TeXLive 2019 update
$ gs -v
GPL Ghostscript 9.26 (2018-11-20)
Copyright (C) 2018 Artifex Software, Inc. All rights reserved.
% OK ... windows 10, TeXLive 2019 update
$ rungs -v
GPL Ghostscript 9.50 (2019-10-15)
Copyright (C) 2019 Artifex Software, Inc. All rights reserved.