sym_checksum
struct sym_checksum *checksum;
size_t entsize = sizeof(struct sym_checksum);
checksum = (struct sym_checksum *)sec->data->d_buf + idx;
if (sec_size(sec) % sizeof(struct sym_checksum)) {
for (int i = 0; i < sec_size(sec) / sizeof(struct sym_checksum); i++) {
struct sym_checksum *sym_checksum;
sym_checksum = (struct sym_checksum *)sec->data->d_buf + i;
reloc = find_reloc_by_dest(elf, sec, i * sizeof(*sym_checksum));
sym->csum.checksum = sym_checksum->checksum;