[Advent] Dec 11 -- Send a Letter to Santa. Fast.

Dear Participant of the Advent(2)!

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

| Dec 11 -- Send a Letter to Santa. Fast. | | Article: https://ibr.cs.tu-bs.de/advent/11-sendfile/ | Workload: ~44 source-code lines

Kind Regards! The council of ELFers