Pullup ticket #3527 - requested by wiz
graphics/pngcrush: security update

Revisions pulled up:
- graphics/pngcrush/Makefile                                    1.49
- graphics/pngcrush/distinfo                                    1.32

---
  Module Name: pkgsrc
  Committed By: adam
  Date: Tue Oct  4 09:36:01 UTC 2011

  Modified Files:
  pkgsrc/graphics/pngcrush: Makefile distinfo

  Log Message:
  Changes 1.7.17:
  * Changed "#if !defined(PNG_NO_STDIO)" to "#ifdef PNG_STDIO_SUPPORTED"
    as recommended in the libpng documentation.
  * Added PNG_UINT_32_NAME macro and used it to simplify chunk_type integer
    definitions.

(tron)