elf_sec_hdr
sh = elf_sec_hdr(obj, elf_sec_by_idx(obj, idx));
sh = elf_sec_hdr(obj, scn);
sh = elf_sec_hdr(obj, scn);
sh = elf_sec_hdr(obj, scn);
sh = elf_sec_hdr(obj, scn);
static Elf64_Shdr *elf_sec_hdr(const struct bpf_object *obj, Elf_Scn *scn);