Free nginx: removed link to the example DTrace script. It's long-obsolete due to changes in nginx source code. Further, it does not really work, as DTrace has its own idea about alignment and representation of bit fields.

<!--
  Copyright (C) Igor Sysoev
  Copyright (C) Nginx, Inc.
  -->

<!DOCTYPE error SYSTEM "../dtd/error.dtd">

<error name="404: not found" link="404.html" lang="en" />