July 08, 2012
  Branch: refs/heads/dmd-1.x
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: d119dd636b6e91892e058eb7244b34553df15077
      https://github.com/D-Programming-Language/dmd/commit/d119dd636b6e91892e058eb7244b34553df15077
  Author: Walter Bright <walter@walterbright.com>
  Date:   2012-07-08 (Sun, 08 Jul 2012)

  Changed paths:
    M src/backend/cgobj.c
    M src/backend/elfobj.c
    M src/backend/global.h
    M src/backend/machobj.c
    M src/toobj.c

  Log Message:
  -----------
  refactor weak externals