Man pages matching name socket_getnameinfo in section 1p:

socket_getnameinfo.1p.en	debian 10 / libsocket-getaddrinfo-perl
socket_getnameinfo.1p.en	debian 11 / libsocket-getaddrinfo-perl
socket_getnameinfo.1p.en	debian 12 / libsocket-getaddrinfo-perl