This is the list of NIS maps for which compiled-in default search
filters and key and value format specifiers are currently known:
passwd.byname
passwd.byuid
shadow.byname
passwd.adjunct.byname
group.byname
group.bygid
netgroup
auto.*
ethers.byaddr
ethers.byname
hosts.byaddr
hosts.byname
mail.aliases
mail.byaddr
netgroup.byhost
netgroup.byuser
netid.byname
networks.byaddr
networks.byname
protocols.byname
protocols.bynumber
rpc.byname
rpc.bynumber
services.byname
services.byservicename
ypservers