Man pages matching name unw_get_proc_info_by_ip in section 3:

unw_get_proc_info_by_ip.3.en	debian 10 / libunwind-dev
unw_get_proc_info_by_ip.3.en	debian 11 / libunwind-dev
unw_get_proc_info_by_ip.3.en	debian 12 / libunwind-dev