On Tue, May 26, 2020 at 10:10:08PM -0400, Kei Kebreau wrote: > * gnu/packages/maths.scm (xaos): Update to 4.0. > [source]: Use git-fetch. > [native-inputs]: Add qtbase and qttools. > [arguments]: Remove #:make-flags options; replace 'configure' phase and add > 'install-data' phase. > [home-page]: Update URL. LGTM, thanks Kei!