Some more background information:
Machine: Linux xxxx.xxxx.com 2.6.18-53.1.4.el5 #1 SMP Wed Nov 14 10:37:27
2007 x86_64 x86_64 x86_64 GNU/Linux
I have not found official Apache documentation on how to build the server
64bit. I'm not even sure if that's a supported platform.
Here is what I have done:
[testuser@testserver1 httpd-2.2.8]$ export CFLAGS=-m64