code: public static String[] getMACAddresses ()
      {
          String [] cmds;
          if (RunAnywhere.isWindows()) {
              cmds = WINDOWS_CMDS;
          } else {
              cmds = UNIX_CMDS;
          }
  
          return parseMACs(tryCommands(cmds));
      }
docs: Get all the MAC addresses of the hardware we are running on that we can find.