Changes to allow compilation for Machten 4.0.3 on PowerPC.

Reviewed by: Alexei Kosut, Randy Terbush
Submitted by: Randal Schwartz


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@77363 13f79535-47bb-0310-9956-ffa450edef68