Man pages matching name rhosts in section 5:

rhosts.5.en	debian 10 / rsh-redone-server
rhosts.5.en	debian 10 / rsh-server
rhosts.5.en	debian 11 / rsh-redone-server
rhosts.5.en	debian 11 / rsh-server
rhosts.5.en	debian 12 / rsh-redone-server
rhosts.5.en	debian 12 / rsh-server