ref: 01338076d1a3610858f41fcbcdc7e46fb1109b77
dir: /utils/awk/NOTICE/
This is a copy of Brian Kernighan's awk from netlib, which can be used on systems that don't provide a reasonably modern version of awk. Awk is needed for kernel builds, amongst other things. See the README for the terms under which it is distributed.