Use saner default config values for suexec.

OtherBill and Brad have confirmed that including ap_config_layout.h isn't a
problem on non-Unix platforms as they don't use suexec.

PR: 15713
Submitted by:	Thom May <thom@planetarytramp.net>
Reviewed by:	Justin Erenkrantz


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@98134 13f79535-47bb-0310-9956-ffa450edef68