revnetgroup - generate reverse netgroup data
/usr/lib/yp/revnetgroup -u|-h
revnetgroup processes the contents of a netgroup file into a reverse netgroup form.
-u Generate netgroup.byuser output -h Generate netgroup.byhost outpout revnetgroup reads the data from the standard input.
/etc/netgroup /var/yp/Makefile
makedbm(8), ypserv(8)
Thorsten Kukuk <kukuk@suse.de>