Contents of the .debug_info section:
Compilation Unit @ offset 0x0:
Length: 0x1e1 (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: 0xf0): 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: 0x25): mpers-m32/struct_blk_user_trace_setup.c
<15> DW_AT_comp_dir : (indirect string, offset: 0x158): /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: 0x1e3): 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: 0x1b8): 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: 0x19c): 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: 0x9c): unsigned char
<1><40>: Abbrev Number: 4 (DW_TAG_typedef)
<41> DW_AT_name : (indirect string, offset: 0x1c8): uint16_t
<45> DW_AT_decl_file : 1
<46> DW_AT_decl_line : 49
<47> DW_AT_type : <0x4b>
<1><4b>: Abbrev Number: 2 (DW_TAG_base_type)
<4c> DW_AT_byte_size : 2
<4d> DW_AT_encoding : 7 (unsigned)
<4e> DW_AT_name : (indirect string, offset: 0x54): short unsigned int
<1><52>: Abbrev Number: 4 (DW_TAG_typedef)
<53> DW_AT_name : (indirect string, offset: 0x1d1): uint32_t
<57> DW_AT_decl_file : 1
<58> DW_AT_decl_line : 51
<59> DW_AT_type : <0x5d>
<1><5d>: Abbrev Number: 2 (DW_TAG_base_type)
<5e> DW_AT_byte_size : 4
<5f> DW_AT_encoding : 7 (unsigned)
<60> DW_AT_name : (indirect string, offset: 0x138): unsigned int
<1><64>: Abbrev Number: 4 (DW_TAG_typedef)
<65> DW_AT_name : (indirect string, offset: 0x67): uint64_t
<69> DW_AT_decl_file : 1
<6a> DW_AT_decl_line : 58
<6b> DW_AT_type : <0x6f>
<1><6f>: Abbrev Number: 2 (DW_TAG_base_type)
<70> DW_AT_byte_size : 8
<71> DW_AT_encoding : 7 (unsigned)
<72> DW_AT_name : (indirect string, offset: 0x1f8): long long unsigned int
<1><76>: Abbrev Number: 2 (DW_TAG_base_type)
<77> DW_AT_byte_size : 4
<78> DW_AT_encoding : 5 (signed)
<79> DW_AT_name : (indirect string, offset: 0x1da): long int
<1><7d>: Abbrev Number: 2 (DW_TAG_base_type)
<7e> DW_AT_byte_size : 4
<7f> DW_AT_encoding : 7 (unsigned)
<80> DW_AT_name : (indirect string, offset: 0xaa): long unsigned int
<1><84>: Abbrev Number: 2 (DW_TAG_base_type)
<85> DW_AT_byte_size : 4
<86> DW_AT_encoding : 7 (unsigned)
<87> DW_AT_name : (indirect string, offset: 0x193): sizetype
<1><8b>: Abbrev Number: 2 (DW_TAG_base_type)
<8c> DW_AT_byte_size : 1
<8d> DW_AT_encoding : 6 (signed char)
<8e> DW_AT_name : (indirect string, offset: 0x153): char
<1><92>: Abbrev Number: 5 (DW_TAG_array_type)
<93> DW_AT_type : <0x8b>
<97> DW_AT_sibling : <0xa2>
<2><9b>: Abbrev Number: 6 (DW_TAG_subrange_type)
<9c> DW_AT_type : <0x84>
<a0> DW_AT_upper_bound : 31
<2><a1>: Abbrev Number: 0
<1><a2>: Abbrev Number: 7 (DW_TAG_pointer_type)
<a3> DW_AT_byte_size : 4
<a4> DW_AT_type : <0xa8>
<1><a8>: Abbrev Number: 8 (DW_TAG_const_type)
<a9> DW_AT_type : <0x8b>
<1><ad>: Abbrev Number: 9 (DW_TAG_structure_type)
<ae> DW_AT_name : (indirect string, offset: 0xbc): sysent
<b2> DW_AT_byte_size : 20
<b3> DW_AT_decl_file : 2
<b4> DW_AT_decl_line : 4
<b5> DW_AT_sibling : <0x100>
<2><b9>: Abbrev Number: 10 (DW_TAG_member)
<ba> DW_AT_name : (indirect string, offset: 0x1c2): nargs
<be> DW_AT_decl_file : 2
<bf> DW_AT_decl_line : 5
<c0> DW_AT_type : <0x5d>
<c4> DW_AT_data_member_location: 2 byte block: 23 0 (DW_OP_plus_uconst: 0)
<2><c7>: Abbrev Number: 10 (DW_TAG_member)
<c8> DW_AT_name : (indirect string, offset: 0x8a): sys_flags
<cc> DW_AT_decl_file : 2
<cd> DW_AT_decl_line : 6
<ce> DW_AT_type : <0x2b>
<d2> DW_AT_data_member_location: 2 byte block: 23 4 (DW_OP_plus_uconst: 4)
<2><d5>: Abbrev Number: 11 (DW_TAG_member)
<d6> DW_AT_name : sen
<da> DW_AT_decl_file : 2
<db> DW_AT_decl_line : 7
<dc> DW_AT_type : <0x2b>
<e0> DW_AT_data_member_location: 2 byte block: 23 8 (DW_OP_plus_uconst: 8)
<2><e3>: Abbrev Number: 10 (DW_TAG_member)
<e4> DW_AT_name : (indirect string, offset: 0x1ef): sys_func
<e8> DW_AT_decl_file : 2
<e9> DW_AT_decl_line : 8
<ea> DW_AT_type : <0x10b>
<ee> DW_AT_data_member_location: 2 byte block: 23 c (DW_OP_plus_uconst: 12)
<2><f1>: Abbrev Number: 10 (DW_TAG_member)
<f2> DW_AT_name : (indirect string, offset: 0x70): sys_name
<f6> DW_AT_decl_file : 2
<f7> DW_AT_decl_line : 9
<f8> DW_AT_type : <0xa2>
<fc> DW_AT_data_member_location: 2 byte block: 23 10 (DW_OP_plus_uconst: 16)
<2><ff>: Abbrev Number: 0
<1><100>: Abbrev Number: 12 (DW_TAG_subroutine_type)
<101> DW_AT_type : <0x2b>
<105> DW_AT_sibling : <0x10b>
<2><109>: Abbrev Number: 13 (DW_TAG_unspecified_parameters)
<2><10a>: Abbrev Number: 0
<1><10b>: Abbrev Number: 7 (DW_TAG_pointer_type)
<10c> DW_AT_byte_size : 4
<10d> DW_AT_type : <0x100>
<1><111>: Abbrev Number: 4 (DW_TAG_typedef)
<112> DW_AT_name : (indirect string, offset: 0x145): struct_sysent
<116> DW_AT_decl_file : 2
<117> DW_AT_decl_line : 10
<118> DW_AT_type : <0xad>
<1><11c>: Abbrev Number: 7 (DW_TAG_pointer_type)
<11d> DW_AT_byte_size : 4
<11e> DW_AT_type : <0x122>
<1><122>: Abbrev Number: 8 (DW_TAG_const_type)
<123> DW_AT_type : <0x111>
<1><127>: Abbrev Number: 2 (DW_TAG_base_type)
<128> DW_AT_byte_size : 1
<129> DW_AT_encoding : 2 (boolean)
<12a> DW_AT_name : (indirect string, offset: 0x1f): _Bool
<1><12e>: Abbrev Number: 9 (DW_TAG_structure_type)
<12f> DW_AT_name : (indirect string, offset: 0x0): blk_user_trace_setup
<133> DW_AT_byte_size : 64
<134> DW_AT_decl_file : 3
<135> DW_AT_decl_line : 54
<136> DW_AT_sibling : <0x19d>
<2><13a>: Abbrev Number: 10 (DW_TAG_member)
<13b> DW_AT_name : (indirect string, offset: 0x1aa): name
<13f> DW_AT_decl_file : 3
<140> DW_AT_decl_line : 55
<141> DW_AT_type : <0x92>
<145> DW_AT_data_member_location: 2 byte block: 23 0 (DW_OP_plus_uconst: 0)
<2><148>: Abbrev Number: 10 (DW_TAG_member)
<149> DW_AT_name : (indirect string, offset: 0x20f): act_mask
<14d> DW_AT_decl_file : 3
<14e> DW_AT_decl_line : 56
<14f> DW_AT_type : <0x40>
<153> DW_AT_data_member_location: 2 byte block: 23 20 (DW_OP_plus_uconst: 32)
<2><156>: Abbrev Number: 10 (DW_TAG_member)
<157> DW_AT_name : (indirect string, offset: 0x1af): buf_size
<15b> DW_AT_decl_file : 3
<15c> DW_AT_decl_line : 57
<15d> DW_AT_type : <0x52>
<161> DW_AT_data_member_location: 2 byte block: 23 24 (DW_OP_plus_uconst: 36)
<2><164>: Abbrev Number: 10 (DW_TAG_member)
<165> DW_AT_name : (indirect string, offset: 0x4d): buf_nr
<169> DW_AT_decl_file : 3
<16a> DW_AT_decl_line : 58
<16b> DW_AT_type : <0x52>
<16f> DW_AT_data_member_location: 2 byte block: 23 28 (DW_OP_plus_uconst: 40)
<2><172>: Abbrev Number: 10 (DW_TAG_member)
<173> DW_AT_name : (indirect string, offset: 0x15): start_lba
<177> DW_AT_decl_file : 3
<178> DW_AT_decl_line : 59
<179> DW_AT_type : <0x64>
<17d> DW_AT_data_member_location: 2 byte block: 23 2c (DW_OP_plus_uconst: 44)
<2><180>: Abbrev Number: 10 (DW_TAG_member)
<181> DW_AT_name : (indirect string, offset: 0x94): end_lba
<185> DW_AT_decl_file : 3
<186> DW_AT_decl_line : 60
<187> DW_AT_type : <0x64>
<18b> DW_AT_data_member_location: 2 byte block: 23 34 (DW_OP_plus_uconst: 52)
<2><18e>: Abbrev Number: 11 (DW_TAG_member)
<18f> DW_AT_name : pid
<193> DW_AT_decl_file : 3
<194> DW_AT_decl_line : 61
<195> DW_AT_type : <0x52>
<199> DW_AT_data_member_location: 2 byte block: 23 3c (DW_OP_plus_uconst: 60)
<2><19c>: Abbrev Number: 0
<1><19d>: Abbrev Number: 4 (DW_TAG_typedef)
<19e> DW_AT_name : (indirect string, offset: 0xd4): struct_blk_user_trace_setup
<1a2> DW_AT_decl_file : 3
<1a3> DW_AT_decl_line : 62
<1a4> DW_AT_type : <0x12e>
<1><1a8>: Abbrev Number: 14 (DW_TAG_variable)
<1a9> DW_AT_name : (indirect string, offset: 0xc3): current_wordsize
<1ad> DW_AT_decl_file : 4
<1ae> DW_AT_decl_line : 757
<1b0> DW_AT_type : <0x5d>
<1b4> DW_AT_external : 1
<1b5> DW_AT_declaration : 1
<1><1b6>: Abbrev Number: 14 (DW_TAG_variable)
<1b7> DW_AT_name : (indirect string, offset: 0xbc): sysent
<1bb> DW_AT_decl_file : 4
<1bc> DW_AT_decl_line : 892
<1be> DW_AT_type : <0x11c>
<1c2> DW_AT_external : 1
<1c3> DW_AT_declaration : 1
<1><1c4>: Abbrev Number: 14 (DW_TAG_variable)
<1c5> DW_AT_name : (indirect string, offset: 0x189): nsyscalls
<1c9> DW_AT_decl_file : 4
<1ca> DW_AT_decl_line : 903
<1cc> DW_AT_type : <0x5d>
<1d0> DW_AT_external : 1
<1d1> DW_AT_declaration : 1
<1><1d2>: Abbrev Number: 15 (DW_TAG_variable)
<1d3> DW_AT_name : (indirect string, offset: 0x79): mpers_target_var
<1d7> DW_AT_decl_file : 3
<1d8> DW_AT_decl_line : 64
<1d9> DW_AT_type : <0x19d>
<1dd> DW_AT_external : 1
<1de> DW_AT_location : 5 byte block: 3 20 0 0 0 (DW_OP_addr: 20)
<1><1e4>: Abbrev Number: 0