I believe this was fixed upstream a couple years after this bug was reported:
341. Added KP_Separator to symbols that can generate decimal() in xcalc (Egbert Eich). https://cgit.freedesktop.org/~libv/xfree86/commit/programs/xcalc/XCalc.ad?id=b4898b6e916dbc0f71daa5edaba1cc115ae5794d -- -Alan Coopersmith- alan.coopersm...@oracle.com Oracle Solaris Engineering - https://blogs.oracle.com/solaris