#! /bin/sh# usernames - get list of all login names# Usage: usernamesPATH=/bin:/usr/binawk -F: '{print $1 ":	" $5}' /etc/passwd |sed '	/The Super-user/d	/switch user/d	/The adduser authority/d	/Owner of background daemon processes/d	/Owner of all binaries/d	/System Administrator/d	/ADM/d	/UUCP/d	/Nobody at all/d	/For INmail LPP/d	/sync/d	s/\/.*//	s/;.*//	s/,.*//' |sort