ctf_dwarf_signed
if ((ret = ctf_dwarf_signed(cup, die, DW_AT_encoding, &type)) != 0)
if ((ret = ctf_dwarf_signed(cup, die, DW_AT_bit_offset,
if ((ret = ctf_dwarf_signed(cup, arg, DW_AT_const_value,
if ((ret = ctf_dwarf_signed(cup, die, DW_AT_visibility, &vis)) == 0) {