Man pages matching name hugetlbfs_find_path_for_size in section 3:

hugetlbfs_find_path_for_size.3.en	debian 10 / libhugetlbfs-dev
hugetlbfs_find_path_for_size.3.en	debian 11 / libhugetlbfs-dev
hugetlbfs_find_path_for_size.3.en	debian 12 / libhugetlbfs-dev