I have verified that this package works for ARM. Please, add the ~arm KEYWORDS to media-libs/sk1libs-0.9.1-r3 package. Please, note: this package was tested by me as part of media-gfx/inkscape dependencies. I did not tested this package independently. Reproducible: Always
Created attachment 361320 [details] sk1libs-0.9.1-r3.txt Build log.
~arm added, thanks for the report!