.hd whois "find the user associated with a login name" 02/22/82 whois (- | { }) .ds 'Whois' is used to determine the name of the user associated with a particular login name. The most frequent usage is "whois ", which looks up the login name specified and prints the name of its owner. If the "-" option is specified, 'whois' prints the entire name list. If no argument is given, 'whois' accepts a list of login names from standard input and prints the name of the owner of each. .es whois - [cc]mc | whois - | pg [cc]mc whois allen perry dan .fl =userlist= for name list [cc]mc | .bu Has a grubby output format due to the incredibly long user login names. [cc]mc .sa us (1), vfyusr (2), who (3)