Contents of the .debug_info section:
Compilation Unit @ offset 0x0:
Length: 0x28a (32-bit)
Version: 2
Abbrev Offset: 0x0
Pointer Size: 4
<0><b>: Abbrev Number: 1 (DW_TAG_compile_unit)
<c> DW_AT_producer : (indirect string, offset: 0xea): GNU C 4.8.4 -m32 -mtune=generic -march=i686 -gdwarf-2 -fstack-protector
<10> DW_AT_language : 1 (ANSI C)
<11> DW_AT_name : (indirect string, offset: 0x14b): mpers-m32/struct_sg_io_hdr.c
<15> DW_AT_comp_dir : (indirect string, offset: 0x181): /usr/local/google/home/enh/Downloads/strace-4.16
<19> DW_AT_stmt_list : 0x0
<1><1d>: Abbrev Number: 2 (DW_TAG_base_type)
<1e> DW_AT_byte_size : 1
<1f> DW_AT_encoding : 6 (signed char)
<20> DW_AT_name : (indirect string, offset: 0x7b): signed char
<1><24>: Abbrev Number: 2 (DW_TAG_base_type)
<25> DW_AT_byte_size : 2
<26> DW_AT_encoding : 5 (signed)
<27> DW_AT_name : (indirect string, offset: 0x20b): short int
<1><2b>: Abbrev Number: 3 (DW_TAG_base_type)
<2c> DW_AT_byte_size : 4
<2d> DW_AT_encoding : 5 (signed)
<2e> DW_AT_name : int
<1><32>: Abbrev Number: 2 (DW_TAG_base_type)
<33> DW_AT_byte_size : 8
<34> DW_AT_encoding : 5 (signed)
<35> DW_AT_name : (indirect string, offset: 0x1d9): long long int
<1><39>: Abbrev Number: 2 (DW_TAG_base_type)
<3a> DW_AT_byte_size : 1
<3b> DW_AT_encoding : 8 (unsigned char)
<3c> DW_AT_name : (indirect string, offset: 0x87): unsigned char
<1><40>: Abbrev Number: 2 (DW_TAG_base_type)
<41> DW_AT_byte_size : 2
<42> DW_AT_encoding : 7 (unsigned)
<43> DW_AT_name : (indirect string, offset: 0x1d): short unsigned int
<1><47>: Abbrev Number: 2 (DW_TAG_base_type)
<48> DW_AT_byte_size : 4
<49> DW_AT_encoding : 7 (unsigned)
<4a> DW_AT_name : (indirect string, offset: 0x30): unsigned int
<1><4e>: Abbrev Number: 2 (DW_TAG_base_type)
<4f> DW_AT_byte_size : 8
<50> DW_AT_encoding : 7 (unsigned)
<51> DW_AT_name : (indirect string, offset: 0x25c): long long unsigned int
<1><55>: Abbrev Number: 2 (DW_TAG_base_type)
<56> DW_AT_byte_size : 4
<57> DW_AT_encoding : 5 (signed)
<58> DW_AT_name : (indirect string, offset: 0x232): long int
<1><5c>: Abbrev Number: 2 (DW_TAG_base_type)
<5d> DW_AT_byte_size : 4
<5e> DW_AT_encoding : 7 (unsigned)
<5f> DW_AT_name : (indirect string, offset: 0xab): long unsigned int
<1><63>: Abbrev Number: 2 (DW_TAG_base_type)
<64> DW_AT_byte_size : 4
<65> DW_AT_encoding : 7 (unsigned)
<66> DW_AT_name : (indirect string, offset: 0x1c6): sizetype
<1><6a>: Abbrev Number: 4 (DW_TAG_pointer_type)
<6b> DW_AT_byte_size : 4
<1><6c>: Abbrev Number: 2 (DW_TAG_base_type)
<6d> DW_AT_byte_size : 1
<6e> DW_AT_encoding : 6 (signed char)
<6f> DW_AT_name : (indirect string, offset: 0x17c): char
<1><73>: Abbrev Number: 5 (DW_TAG_pointer_type)
<74> DW_AT_byte_size : 4
<75> DW_AT_type : <0x79>
<1><79>: Abbrev Number: 6 (DW_TAG_const_type)
<7a> DW_AT_type : <0x6c>
<1><7e>: Abbrev Number: 7 (DW_TAG_structure_type)
<7f> DW_AT_name : (indirect string, offset: 0xbd): sysent
<83> DW_AT_byte_size : 20
<84> DW_AT_decl_file : 1
<85> DW_AT_decl_line : 4
<86> DW_AT_sibling : <0xd1>
<2><8a>: Abbrev Number: 8 (DW_TAG_member)
<8b> DW_AT_name : (indirect string, offset: 0x215): nargs
<8f> DW_AT_decl_file : 1
<90> DW_AT_decl_line : 5
<91> DW_AT_type : <0x47>
<95> DW_AT_data_member_location: 2 byte block: 23 0 (DW_OP_plus_uconst: 0)
<2><98>: Abbrev Number: 8 (DW_TAG_member)
<99> DW_AT_name : (indirect string, offset: 0x71): sys_flags
<9d> DW_AT_decl_file : 1
<9e> DW_AT_decl_line : 6
<9f> DW_AT_type : <0x2b>
<a3> DW_AT_data_member_location: 2 byte block: 23 4 (DW_OP_plus_uconst: 4)
<2><a6>: Abbrev Number: 9 (DW_TAG_member)
<a7> DW_AT_name : sen
<ab> DW_AT_decl_file : 1
<ac> DW_AT_decl_line : 7
<ad> DW_AT_type : <0x2b>
<b1> DW_AT_data_member_location: 2 byte block: 23 8 (DW_OP_plus_uconst: 8)
<2><b4>: Abbrev Number: 8 (DW_TAG_member)
<b5> DW_AT_name : (indirect string, offset: 0x253): sys_func
<b9> DW_AT_decl_file : 1
<ba> DW_AT_decl_line : 8
<bb> DW_AT_type : <0xdc>
<bf> DW_AT_data_member_location: 2 byte block: 23 c (DW_OP_plus_uconst: 12)
<2><c2>: Abbrev Number: 8 (DW_TAG_member)
<c3> DW_AT_name : (indirect string, offset: 0x49): sys_name
<c7> DW_AT_decl_file : 1
<c8> DW_AT_decl_line : 9
<c9> DW_AT_type : <0x73>
<cd> DW_AT_data_member_location: 2 byte block: 23 10 (DW_OP_plus_uconst: 16)
<2><d0>: Abbrev Number: 0
<1><d1>: Abbrev Number: 10 (DW_TAG_subroutine_type)
<d2> DW_AT_type : <0x2b>
<d6> DW_AT_sibling : <0xdc>
<2><da>: Abbrev Number: 11 (DW_TAG_unspecified_parameters)
<2><db>: Abbrev Number: 0
<1><dc>: Abbrev Number: 5 (DW_TAG_pointer_type)
<dd> DW_AT_byte_size : 4
<de> DW_AT_type : <0xd1>
<1><e2>: Abbrev Number: 12 (DW_TAG_typedef)
<e3> DW_AT_name : (indirect string, offset: 0x16e): struct_sysent
<e7> DW_AT_decl_file : 1
<e8> DW_AT_decl_line : 10
<e9> DW_AT_type : <0x7e>
<1><ed>: Abbrev Number: 5 (DW_TAG_pointer_type)
<ee> DW_AT_byte_size : 4
<ef> DW_AT_type : <0xf3>
<1><f3>: Abbrev Number: 6 (DW_TAG_const_type)
<f4> DW_AT_type : <0xe2>
<1><f8>: Abbrev Number: 2 (DW_TAG_base_type)
<f9> DW_AT_byte_size : 1
<fa> DW_AT_encoding : 2 (boolean)
<fb> DW_AT_name : (indirect string, offset: 0x6): _Bool
<1><ff>: Abbrev Number: 7 (DW_TAG_structure_type)
<100> DW_AT_name : (indirect string, offset: 0x95): sg_io_hdr
<104> DW_AT_byte_size : 64
<105> DW_AT_decl_file : 2
<106> DW_AT_decl_line : 44
<107> DW_AT_sibling : <0x240>
<2><10b>: Abbrev Number: 8 (DW_TAG_member)
<10c> DW_AT_name : (indirect string, offset: 0x1e7): interface_id
<110> DW_AT_decl_file : 2
<111> DW_AT_decl_line : 46
<112> DW_AT_type : <0x2b>
<116> DW_AT_data_member_location: 2 byte block: 23 0 (DW_OP_plus_uconst: 0)
<2><119>: Abbrev Number: 8 (DW_TAG_member)
<11a> DW_AT_name : (indirect string, offset: 0xc4): dxfer_direction
<11e> DW_AT_decl_file : 2
<11f> DW_AT_decl_line : 47
<120> DW_AT_type : <0x2b>
<124> DW_AT_data_member_location: 2 byte block: 23 4 (DW_OP_plus_uconst: 4)
<2><127>: Abbrev Number: 8 (DW_TAG_member)
<128> DW_AT_name : (indirect string, offset: 0x143): cmd_len
<12c> DW_AT_decl_file : 2
<12d> DW_AT_decl_line : 48
<12e> DW_AT_type : <0x39>
<132> DW_AT_data_member_location: 2 byte block: 23 8 (DW_OP_plus_uconst: 8)
<2><135>: Abbrev Number: 8 (DW_TAG_member)
<136> DW_AT_name : (indirect string, offset: 0x1bc): mx_sb_len
<13a> DW_AT_decl_file : 2
<13b> DW_AT_decl_line : 49
<13c> DW_AT_type : <0x39>
<140> DW_AT_data_member_location: 2 byte block: 23 9 (DW_OP_plus_uconst: 9)
<2><143>: Abbrev Number: 8 (DW_TAG_member)
<144> DW_AT_name : (indirect string, offset: 0x9f): iovec_count
<148> DW_AT_decl_file : 2
<149> DW_AT_decl_line : 50
<14a> DW_AT_type : <0x40>
<14e> DW_AT_data_member_location: 2 byte block: 23 a (DW_OP_plus_uconst: 10)
<2><151>: Abbrev Number: 8 (DW_TAG_member)
<152> DW_AT_name : (indirect string, offset: 0x1cf): dxfer_len
<156> DW_AT_decl_file : 2
<157> DW_AT_decl_line : 51
<158> DW_AT_type : <0x47>
<15c> DW_AT_data_member_location: 2 byte block: 23 c (DW_OP_plus_uconst: 12)
<2><15f>: Abbrev Number: 8 (DW_TAG_member)
<160> DW_AT_name : (indirect string, offset: 0x204): dxferp
<164> DW_AT_decl_file : 2
<165> DW_AT_decl_line : 52
<166> DW_AT_type : <0x6a>
<16a> DW_AT_data_member_location: 2 byte block: 23 10 (DW_OP_plus_uconst: 16)
<2><16d>: Abbrev Number: 8 (DW_TAG_member)
<16e> DW_AT_name : (indirect string, offset: 0x3d): cmdp
<172> DW_AT_decl_file : 2
<173> DW_AT_decl_line : 54
<174> DW_AT_type : <0x240>
<178> DW_AT_data_member_location: 2 byte block: 23 14 (DW_OP_plus_uconst: 20)
<2><17b>: Abbrev Number: 9 (DW_TAG_member)
<17c> DW_AT_name : sbp
<180> DW_AT_decl_file : 2
<181> DW_AT_decl_line : 55
<182> DW_AT_type : <0x240>
<186> DW_AT_data_member_location: 2 byte block: 23 18 (DW_OP_plus_uconst: 24)
<2><189>: Abbrev Number: 8 (DW_TAG_member)
<18a> DW_AT_name : (indirect string, offset: 0xc): timeout
<18e> DW_AT_decl_file : 2
<18f> DW_AT_decl_line : 56
<190> DW_AT_type : <0x47>
<194> DW_AT_data_member_location: 2 byte block: 23 1c (DW_OP_plus_uconst: 28)
<2><197>: Abbrev Number: 8 (DW_TAG_member)
<198> DW_AT_name : (indirect string, offset: 0x168): flags
<19c> DW_AT_decl_file : 2
<19d> DW_AT_decl_line : 57
<19e> DW_AT_type : <0x47>
<1a2> DW_AT_data_member_location: 2 byte block: 23 20 (DW_OP_plus_uconst: 32)
<2><1a5>: Abbrev Number: 8 (DW_TAG_member)
<1a6> DW_AT_name : (indirect string, offset: 0x1f4): pack_id
<1aa> DW_AT_decl_file : 2
<1ab> DW_AT_decl_line : 58
<1ac> DW_AT_type : <0x2b>
<1b0> DW_AT_data_member_location: 2 byte block: 23 24 (DW_OP_plus_uconst: 36)
<2><1b3>: Abbrev Number: 8 (DW_TAG_member)
<1b4> DW_AT_name : (indirect string, offset: 0x1fc): usr_ptr
<1b8> DW_AT_decl_file : 2
<1b9> DW_AT_decl_line : 59
<1ba> DW_AT_type : <0x6a>
<1be> DW_AT_data_member_location: 2 byte block: 23 28 (DW_OP_plus_uconst: 40)
<2><1c1>: Abbrev Number: 8 (DW_TAG_member)
<1c2> DW_AT_name : (indirect string, offset: 0x42): status
<1c6> DW_AT_decl_file : 2
<1c7> DW_AT_decl_line : 60
<1c8> DW_AT_type : <0x39>
<1cc> DW_AT_data_member_location: 2 byte block: 23 2c (DW_OP_plus_uconst: 44)
<2><1cf>: Abbrev Number: 8 (DW_TAG_member)
<1d0> DW_AT_name : (indirect string, offset: 0x245): masked_status
<1d4> DW_AT_decl_file : 2
<1d5> DW_AT_decl_line : 61
<1d6> DW_AT_type : <0x39>
<1da> DW_AT_data_member_location: 2 byte block: 23 2d (DW_OP_plus_uconst: 45)
<2><1dd>: Abbrev Number: 8 (DW_TAG_member)
<1de> DW_AT_name : (indirect string, offset: 0x227): msg_status
<1e2> DW_AT_decl_file : 2
<1e3> DW_AT_decl_line : 62
<1e4> DW_AT_type : <0x39>
<1e8> DW_AT_data_member_location: 2 byte block: 23 2e (DW_OP_plus_uconst: 46)
<2><1eb>: Abbrev Number: 8 (DW_TAG_member)
<1ec> DW_AT_name : (indirect string, offset: 0x23b): sb_len_wr
<1f0> DW_AT_decl_file : 2
<1f1> DW_AT_decl_line : 63
<1f2> DW_AT_type : <0x39>
<1f6> DW_AT_data_member_location: 2 byte block: 23 2f (DW_OP_plus_uconst: 47)
<2><1f9>: Abbrev Number: 8 (DW_TAG_member)
<1fa> DW_AT_name : (indirect string, offset: 0x21b): host_status
<1fe> DW_AT_decl_file : 2
<1ff> DW_AT_decl_line : 64
<200> DW_AT_type : <0x40>
<204> DW_AT_data_member_location: 2 byte block: 23 30 (DW_OP_plus_uconst: 48)
<2><207>: Abbrev Number: 8 (DW_TAG_member)
<208> DW_AT_name : (indirect string, offset: 0x52): driver_status
<20c> DW_AT_decl_file : 2
<20d> DW_AT_decl_line : 65
<20e> DW_AT_type : <0x40>
<212> DW_AT_data_member_location: 2 byte block: 23 32 (DW_OP_plus_uconst: 50)
<2><215>: Abbrev Number: 8 (DW_TAG_member)
<216> DW_AT_name : (indirect string, offset: 0x0): resid
<21a> DW_AT_decl_file : 2
<21b> DW_AT_decl_line : 66
<21c> DW_AT_type : <0x2b>
<220> DW_AT_data_member_location: 2 byte block: 23 34 (DW_OP_plus_uconst: 52)
<2><223>: Abbrev Number: 8 (DW_TAG_member)
<224> DW_AT_name : (indirect string, offset: 0x14): duration
<228> DW_AT_decl_file : 2
<229> DW_AT_decl_line : 67
<22a> DW_AT_type : <0x47>
<22e> DW_AT_data_member_location: 2 byte block: 23 38 (DW_OP_plus_uconst: 56)
<2><231>: Abbrev Number: 8 (DW_TAG_member)
<232> DW_AT_name : (indirect string, offset: 0xe5): info
<236> DW_AT_decl_file : 2
<237> DW_AT_decl_line : 68
<238> DW_AT_type : <0x47>
<23c> DW_AT_data_member_location: 2 byte block: 23 3c (DW_OP_plus_uconst: 60)
<2><23f>: Abbrev Number: 0
<1><240>: Abbrev Number: 5 (DW_TAG_pointer_type)
<241> DW_AT_byte_size : 4
<242> DW_AT_type : <0x39>
<1><246>: Abbrev Number: 12 (DW_TAG_typedef)
<247> DW_AT_name : (indirect string, offset: 0x132): struct_sg_io_hdr
<24b> DW_AT_decl_file : 3
<24c> DW_AT_decl_line : 37
<24d> DW_AT_type : <0xff>
<1><251>: Abbrev Number: 13 (DW_TAG_variable)
<252> DW_AT_name : (indirect string, offset: 0xd4): current_wordsize
<256> DW_AT_decl_file : 4
<257> DW_AT_decl_line : 757
<259> DW_AT_type : <0x47>
<25d> DW_AT_external : 1
<25e> DW_AT_declaration : 1
<1><25f>: Abbrev Number: 13 (DW_TAG_variable)
<260> DW_AT_name : (indirect string, offset: 0xbd): sysent
<264> DW_AT_decl_file : 4
<265> DW_AT_decl_line : 892
<267> DW_AT_type : <0xed>
<26b> DW_AT_external : 1
<26c> DW_AT_declaration : 1
<1><26d>: Abbrev Number: 13 (DW_TAG_variable)
<26e> DW_AT_name : (indirect string, offset: 0x1b2): nsyscalls
<272> DW_AT_decl_file : 4
<273> DW_AT_decl_line : 903
<275> DW_AT_type : <0x47>
<279> DW_AT_external : 1
<27a> DW_AT_declaration : 1
<1><27b>: Abbrev Number: 14 (DW_TAG_variable)
<27c> DW_AT_name : (indirect string, offset: 0x60): mpers_target_var
<280> DW_AT_decl_file : 3
<281> DW_AT_decl_line : 41
<282> DW_AT_type : <0x246>
<286> DW_AT_external : 1
<287> DW_AT_location : 5 byte block: 3 20 0 0 0 (DW_OP_addr: 20)
<1><28d>: Abbrev Number: 0