add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

1
2
# sha256 locally computed
sha256 3c425c0264f253fc5cc2ba969abe667d77703c728770bd4b23c456cbe5e082ef  gnuchess-6.2.4.tar.gz