1libc {
2  GLIBC_2.0 {
3    # c*
4    cfgetispeed; cfgetospeed; cfmakeraw; cfsetispeed; cfsetospeed; cfsetspeed;
5
6    # t*
7    tcdrain; tcflow; tcflush; tcgetattr; tcgetpgrp; tcsendbreak; tcsetattr;
8    tcsetpgrp;
9  }
10  GLIBC_2.1 {
11    # t*
12    tcgetsid;
13  }
14}
15