Plan 9 from Bell Labs’s /usr/web/sources/contrib/john/package/proto/yuk
root - sys sys root/sys - sys sys root/sys/src - sys sys root/sys/src/9 - sys sys root/sys/src/9/pc - sys sys root/sys/src/9/pc/etheryuk.c - quanstro quanstro root/sys/src/9/pc/yukdump.h - quanstro sys