ck_ht_entry_value(3) on Linux
The text c99fb55e2af3, as Debian 13 (Trixie), Debian 12 (Bookworm), Debian 11 (Bullseye), Debian 9 (Stretch), Debian 8 (Jessie) shipped it. The page shows this text now.
return pointer to value as specified in hash table entry