ref: ceb5c619f18d4a3c5d82058b0648c24422899b7f
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