readelfをしてみる
0: 0000000000000000 0 NOTYPE LOCAL DEFAULT UND
1: 0000000000001528 0 SECTION LOCAL DEFAULT 9
2: 0000000000000000 0 FUNC GLOBAL DEFAULT UND getenv@GLIBC_2.2.5 (2)
3: 0000000000000000 0 FUNC GLOBAL DEFAULT UND __snprintf_chk@GLIBC_2.3.4 (3)
4: 0000000000000000 0 FUNC GLOBAL DEFAULT UND free@GLIBC_2.2.5 (2)
5: 0000000000000000 0 FUNC GLOBAL DEFAULT UND __errno_location@GLIBC_2.2.5 (2)
6: 0000000000000000 0 NOTYPE WEAK DEFAULT UND _ITM_deregisterTMCloneTab
7: 0000000000000000 0 FUNC GLOBAL DEFAULT UND strtod@GLIBC_2.2.5 (2)
8: 0000000000000000 0 FUNC GLOBAL DEFAULT UND fcntl@GLIBC_2.2.5 (2)
9: 0000000000000000 0 FUNC GLOBAL DEFAULT UND getpid@GLIBC_2.2.5 (2)
10: 0000000000000000 0 FUNC GLOBAL DEFAULT UND xdrmem_create@GLIBC_2.2.5 (2)
11: 0000000000000000 0 FUNC GLOBAL DEFAULT UND strlen@GLIBC_2.2.5 (2)
12: 0000000000000000 0 FUNC GLOBAL DEFAULT UND __stack_chk_fail@GLIBC_2.4 (4)
13: 0000000000000000 0 FUNC GLOBAL DEFAULT UND __fdelt_chk@GLIBC_2.15 (5)
14: 0000000000000000 0 FUNC GLOBAL DEFAULT UND nanosleep@GLIBC_2.2.5 (2)
15: 0000000000000000 0 FUNC GLOBAL DEFAULT UND gettimeofday@GLIBC_2.2.5 (2)
16: 0000000000000000 0 FUNC GLOBAL DEFAULT UND xdr_opaque@GLIBC_2.2.5 (2)
17: 0000000000000000 0 FUNC GLOBAL DEFAULT UND xdr_union@GLIBC_2.2.5 (2)
18: 0000000000000000 0 FUNC GLOBAL DEFAULT UND geteuid@GLIBC_2.2.5 (2)
19: 0000000000000000 0 FUNC GLOBAL DEFAULT UND calloc@GLIBC_2.2.5 (2)
20: 0000000000000000 0 FUNC GLOBAL DEFAULT UND xdr_short@GLIBC_2.2.5 (2)
21: 0000000000000000 0 NOTYPE WEAK DEFAULT UND __gmon_start__
22: 0000000000000000 0 FUNC GLOBAL DEFAULT UND strtol@GLIBC_2.2.5 (2)
23: 0000000000000000 0 FUNC GLOBAL DEFAULT UND xdr_u_int@GLIBC_2.2.5 (2)
24: 0000000000000000 0 FUNC GLOBAL DEFAULT UND malloc@GLIBC_2.2.5 (2)
25: 0000000000000000 0 FUNC GLOBAL DEFAULT UND getegid@GLIBC_2.2.5 (2)
26: 0000000000000000 0 FUNC GLOBAL DEFAULT UND xdr_int@GLIBC_2.2.5 (2)
27: 0000000000000000 0 FUNC GLOBAL DEFAULT UND __vsnprintf_chk@GLIBC_2.3.4 (3)
28: 0000000000000000 0 FUNC GLOBAL DEFAULT UND xdr_long@GLIBC_2.2.5 (2)
29: 0000000000000000 0 NOTYPE WEAK DEFAULT UND _Jv_RegisterClasses
30: 0000000000000000 0 FUNC GLOBAL DEFAULT UND exit@GLIBC_2.2.5 (2)
31: 0000000000000000 0 FUNC GLOBAL DEFAULT UND connect@GLIBC_2.2.5 (2)
32: 0000000000000000 0 NOTYPE WEAK DEFAULT UND _ITM_registerTMCloneTable
33: 0000000000000000 0 FUNC GLOBAL DEFAULT UND dlsym@GLIBC_2.2.5 (6)
34: 0000000000000000 0 FUNC WEAK DEFAULT UND __cxa_finalize@GLIBC_2.2.5 (2)
35: 00000000000019f0 85 FUNC GLOBAL DEFAULT 11 strlcpy
36: 00000000000026e0 202 FUNC GLOBAL DEFAULT 11 accept
37: 0000000000003540 1099 FUNC GLOBAL DEFAULT 11 poll
38: 0000000000004920 182 FUNC GLOBAL DEFAULT 11 trickled_getdelay
39: 0000000000003080 213 FUNC GLOBAL DEFAULT 11 send
40: 0000000000001b10 441 FUNC GLOBAL DEFAULT 11 safe_printv
41: 0000000000002f80 247 FUNC GLOBAL DEFAULT 11 writev
42: 0000000000004e2c 0 FUNC GLOBAL DEFAULT 12 _fini
43: 00000000000046d0 87 FUNC GLOBAL DEFAULT 11 trickled_ctl_open
44: 0000000000004410 300 FUNC GLOBAL DEFAULT 11 trickled_sendmsg
45: 0000000000002cb0 213 FUNC GLOBAL DEFAULT 11 read
46: 0000000000004d20 149 FUNC GLOBAL DEFAULT 11 msg2xdr
47: 0000000000004630 149 FUNC GLOBAL DEFAULT 11 trickled_open
48: 0000000000002d90 277 FUNC GLOBAL DEFAULT 11 readv
49: 00000000000028f0 172 FUNC GLOBAL DEFAULT 11 sendfile
50: 00000000000023c0 211 FUNC GLOBAL DEFAULT 11 close
51: 00000000000025c0 282 FUNC GLOBAL DEFAULT 11 dup2
52: 00000000000040b0 753 FUNC GLOBAL DEFAULT 11 bwstat_getdelay
53: 00000000000049e0 183 FUNC GLOBAL DEFAULT 11 trickled_getinfo
54: 0000000000004730 227 FUNC GLOBAL DEFAULT 11 trickled_recvmsg
55: 0000000000004060 8 FUNC GLOBAL DEFAULT 11 bwstat_gettot
56: 0000000000001950 150 FUNC GLOBAL DEFAULT 11 strlcat
57: 0000000000002ad0 229 FUNC GLOBAL DEFAULT 11 recv
58: 0000000000003160 231 FUNC GLOBAL DEFAULT 11 sendto
59: 00000000000022d0 236 FUNC GLOBAL DEFAULT 11 socket
60: 00000000000043b0 43 FUNC GLOBAL DEFAULT 11 trickled_configure
61: 0000000000003fb0 62 FUNC GLOBAL DEFAULT 11 bwstat_new
62: 0000000000004070 63 FUNC GLOBAL DEFAULT 11 bwstat_update
63: 0000000000207240 0 NOTYPE GLOBAL DEFAULT 24 __bss_start
64: 00000000000043e0 34 FUNC GLOBAL DEFAULT 11 trickled_close
65: 0000000000207388 0 NOTYPE GLOBAL DEFAULT 24 _end
66: 0000000000002eb0 197 FUNC GLOBAL DEFAULT 11 write
67: 0000000000004030 45 FUNC GLOBAL DEFAULT 11 bwstat_free
68: 0000000000004820 83 FUNC GLOBAL DEFAULT 11 trickled_update
69: 0000000000004dc0 107 FUNC GLOBAL DEFAULT 11 xdr2msg
70: 0000000000207240 0 NOTYPE GLOBAL DEFAULT 23 _edata
71: 0000000000003ff0 56 FUNC GLOBAL DEFAULT 11 bwstat_init
72: 0000000000004880 146 FUNC GLOBAL DEFAULT 11 trickled_delay
73: 0000000000003990 1061 FUNC GLOBAL DEFAULT 11 _select
74: 00000000000024a0 274 FUNC GLOBAL DEFAULT 11 dup
75: 0000000000001528 0 FUNC GLOBAL DEFAULT 9 _init
76: 0000000000002bc0 231 FUNC GLOBAL DEFAULT 11 recvfrom
77: 0000000000004aa0 122 FUNC GLOBAL DEFAULT 11 atomicio