Log Message:
Updated to version 2.012.

Pkgsrc changes:
  - The package requires at least zlib 1.2.3 (part of NetBSD 4 and up)
    now, otherwise there will be complaints (grep for "needs zlib" in \ 
Zlib.xs).
  - Added comment to explain why patch-aa cannot be integrated upstream.

Changes since version 2.011:
============================
  2.012 15 July 2008
      * Document the gzip flags that WindowBits can take.
      * Allow a dictionary to be used with a raw inflate.
        Needs zlib 1.2.2.1 or better.
        [RT #36046]