Created attachment 207471 [details]
Update argyllcms to 2.1.1.
Switch to gcc (clang does not build the files in the spectro directory).
Found no ChangeLog. The Readme files in the source tells it is mostly a bugfix for icc.
Also tested build with colord, builds fine.
Created attachment 207475 [details]
Little change cause of portlint.
Created attachment 207476 [details]
Was an error in.