[Advent] Dec 1 -- The cat on the tip of the iceberg

Dear Participant of the Advent(2)!

Just now, Christian Dietrich opened a new door for us in our system-call Advent calendar:

| Dec 1 -- The cat on the tip of the iceberg | | Article: https://osg.tuhh.de/Advent/01-open/ | Workload: ~46 source-code lines

Kind Regards! The council of ELFers