ref: e08ff898723dbf5a8bbc7198067fe7403dd34d87
dir: /rc/bin/whois/
#!/bin/rc >[2] /dev/null for(i in $*) grep '^'$i' ' /adm/whois || grep -i $i /adm/keys.who || grep -i $i /adm/netkeys.who || grep -i $i /adm/whois || grep -i $i /adm/users || echo who indeed is $i