Man pages matching name memcached::libmemcached::memcached_generate_hash_value in section 3pm:

Memcached::libmemcached::memcached_generate_hash_value.3pm.en	debian 10 / libmemcached-libmemcached-perl
Memcached::libmemcached::memcached_generate_hash_value.3pm.en	debian 11 / libmemcached-libmemcached-perl
Memcached::libmemcached::memcached_generate_hash_value.3pm.en	debian 12 / libmemcached-libmemcached-perl