1libc {
2  GLIBC_2.14 {
3    memcpy;
4  }
5  GLIBC_2.13 {
6    __fentry__;
7  }
8}
9libm {
10  GLIBC_2.1 {
11    # A generic bug got this omitted from other configurations' version
12    # sets, but we always had it.
13    exp2l;
14  }
15}
16