Heh... we went spelunking into Apple's open source for a not too different reason a few years ago! https://www.zerotier.com/blog/how-zerotier-eliminated-kernel

Heh... we went spelunking into Apple's open source for a not too different reason a few years ago! https://www.zerotier.com/blog/how-zerotier-eliminated-kernel-extensions-on-macos/ https://www.zerotier.com/blog/how-zerotier-eliminated-kernel... https://apple.stackexchange.com/questions/337715/fake-ethernet-interfaces-feth-if-fake-anyone-ever-seen-this https://apple.stackexchange.com/questions/337715/fake-ethern... We did this to eliminate the need for kernel extensions to create L2 interfaces.