On TPF, "HAVE_ISNAN" is erroneously being defined (due to cross-platform
  compiler issues unique to TPF).  TPF needs this patch to ignore the
  TestCompile results.

Submitted by:	David McCreedy <mccreedy@us.ibm.com>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@89093 13f79535-47bb-0310-9956-ffa450edef68