# on linux: md5sum bson.sql.tar.gz > bson.tar.gz.md5
# on windows: FCIV -md5 bson.tar.gz > bson.tar.gz.md5
# https://support.microsoft.com/en-us/topic/d92a713f-d793-7bd8-b0a4-4db811e29559
diff (echo (FCIV -md5 bson.tar.gz)|Select -Last 1) (cat bson.tar.gz.md5)