kheapsort
if (kheapsort(list.markers, relsym_cnt, sizeof(*list.markers),
kheapsort(*luns, *nluns, sizeof(**luns), lun_compar, &tmp);
if (kheapsort(nsym, n, sizeof(Elf_Sym), addsymtab_compar, &ts) != 0)
int kheapsort(void *, size_t, size_t, int (*)(const void *, const void *),
kheapsort(sort_info, entry_cnt, sizeof(struct ext2fs_htree_sort_entry),