Update to 2.15
--------------
Explicit ChangeLog not found, but looking into the source, the option -m is added.
  ------------
  +              "    -m type"
  +#ifndef HAVE_PCAP_LIST_TSTAMP_TYPES
  +              " (Disabled on this system. Option ignored)"
  +#endif
  +              "\n          Type of timestamp to use for incoming packets. Use -vv when\n"
  +              "          pinging to list available ones.\n"

  -              "[ -C <count> ] [ -i <interface> ] "
  +              "[ -C <count> ] [ -i <interface> ] [ -m <type> ] "

(mef)