Man pages matching name ares_set_socket_configure_callback in section 3:

ares_set_socket_configure_callback.3.en	debian 10 / libc-ares-dev
ares_set_socket_configure_callback.3.en	debian 11 / libc-ares-dev
ares_set_socket_configure_callback.3.en	debian 12 / libc-ares-dev