1 dcl       1 std_symbol_header based aligned,
 2           2 dcl_version       fixed bin,
 3           2 identifier        char(8),
 4           2 gen_number        fixed bin,
 5           2 gen_created       fixed bin(71),
 6           2 object_created    fixed bin(71),
 7           2 generator         char(8),
 8           2 gen_version       unaligned,
 9             3 offset          bit(18),
10             3 size            bit(18),
11           2 userid            unaligned,
12             3 offset          bit(18),
13             3 size            bit(18),
14           2 comment           unaligned,
15             3 offset          bit(18),
16             3 size            bit(18),
17           2 text_boundary     bit(18) unaligned,
18           2 stat_boundary     bit(18) unaligned,
19           2 source_map        bit(18) unaligned,
20           2 area_pointer      bit(18) unaligned,
21           2 backpointer       bit(18) unaligned,
22           2 block_size        bit(18) unaligned,
23           2 next_block        bit(18) unaligned,
24           2 rel_text          bit(18) unaligned,
25           2 rel_def           bit(18) unaligned,
26           2 rel_link          bit(18) unaligned,
27           2 rel_symbol        bit(18) unaligned,
28           2 mini_truncate     bit(18) unaligned,
29           2 maxi_truncate     bit(18) unaligned;