[parrot/parrot] 17d868: Use CreateSymbolicLink only if supported

[noreply at github.com]

Branch: refs/heads/nwellnhof/unicode_dynpmcs
Home:   https://github.com/parrot/parrot

Commit: 17d8684f7833cca1e00aab7911133f6b7239ce3e
    https://github.com/parrot/parrot/commit/17d8684f7833cca1e00aab7911133f6b7239ce3e
Author: Nick Wellnhofer <wellnhofer at aevum.de>
Date:   2011-02-17 (Thu, 17 Feb 2011)

Changed paths:
  M src/platform/win32/file.c
  M t/dynpmc/os.t

Log Message:
-----------
Use CreateSymbolicLink only if supported

Should fix build on Windows XP