// Sizeof
	FL_HSZ_BIG = 0x80
	AR_HSZ_BIG = 0x70
)

type bigarFileHeader struct {
	Flmagic    [SAIAMAG]byte // Archive magic string
	Flmemoff   [20]byte      // Member table offset
	Flgstoff   [20]byte      // 32-bits global symtab offset
	Flgst64off [20]byte      // 64-bits global symtab offset
	Flfstmoff  [20]byte      // First member offset
	Fllstmoff  [20]byte      // Last member offset

	Listlen  uint32 // Length of import file ID string table
	Lnimpid  uint32 // Number of import file IDs
	Limpoff  uint32 // Offset to start of import file IDs
	Lstlen   uint32 // Length of string table
	Lstoff   uint32 // Offset to start of string table
}

type LoaderHeader64 struct {
	Lversion uint32 // Loader section version number
	Lnsyms   uint32 // Number of symbol table entries

			return nil, err
		}
		stlen = lhdr.Lstlen
		stoff = uint64(lhdr.Lstoff)
		nsyms = lhdr.Lnsyms
		symoff = LDHDRSZ_32
	case U64_TOCMAGIC:
		lhdr := new(LoaderHeader64)
		if err := binary.Read(s.sr, binary.BigEndian, lhdr); err != nil {
			return nil, err
		}
		stlen = lhdr.Lstlen
		stoff = lhdr.Lstoff
		nsyms = lhdr.Lnsyms
		symoff = lhdr.Lsymoff
	}

	Listlen  uint32 // Length of import file ID string table
	Lnimpid  int32  // Number of import file IDs
	Lstlen   uint32 // Length of string table
	Limpoff  uint64 // Offset to start of import file IDs
	Lstoff   uint64 // Offset to start of string table
	Lsymoff  uint64 // Offset to start of symbol table
	Lrldoff  uint64 // Offset to start of relocation entries
}

// Loader Symbol
type XcoffLdSym64 struct {