[parrot/parrot] bc6d9e: Port over a patch from @ocharles that add get_prot...

[GitHub]

  Branch: refs/heads/getprotobyname_gh606
  Home:   https://github.com/parrot/parrot
  Commit: bc6d9e620e19dad1b8bfddc83dd10be0f276bfdb
      https://github.com/parrot/parrot/commit/bc6d9e620e19dad1b8bfddc83dd10be0f276bfdb
  Author: Jonathan "Duke" Leto <jonathan at leto.net>
  Date:   2012-12-12 (Wed, 12 Dec 2012)

  Changed paths:
    M CREDITS
    M include/parrot/io.h
    M src/io/api.c
    M src/platform/generic/io.c
    M src/pmc/socket.pmc

  Log Message:
  -----------
  Port over a patch from @ocharles that add get_proto_by_name to Socket PMC, #606

Originally http://trac.parrot.org/parrot/raw-attachment/ticket/1724/getprotobyname.patch