[parrot/parrot] d3630a: Add couple of last required functions

[GitHub]

  Branch: refs/heads/pcc_reorder
  Home:   https://github.com/parrot/parrot
  Commit: d3630a9ae9213d154c03c9aa06a35f2a1f25c0bf
      https://github.com/parrot/parrot/commit/d3630a9ae9213d154c03c9aa06a35f2a1f25c0bf
  Author: Vasily Chekalkin <bacek at bacek.com>
  Date:   2012-03-27 (Tue, 27 Mar 2012)

  Changed paths:
    M include/parrot/signature.h
  M src/call/signature.c

  Log Message:
  -----------
  Add couple of last required functions