+ elf_backend_obj_attrs_order,
+ elf_backend_obj_attrs_handle_unknown,
+ elf_backend_parse_gnu_properties,
+ elf_backend_merge_gnu_properties,
+ elf_backend_setup_gnu_properties,
+ elf_backend_fixup_gnu_properties,
+ elf_backend_compact_eh_encoding,
+ elf_backend_cant_unwind_opcode,
+ elf_backend_static_tls_alignment,
+ elf_backend_stack_align,
+ elf_backend_strtab_flags,