PR:2398
Submitted by:	Kristian Kraemmer Nielsen <jkkn@ctav.com>
Reviewed by:	Jim Jagielski
Change 'nobody' to 'nogroup for DEFAULT_GROUP under AIX


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@81669 13f79535-47bb-0310-9956-ffa450edef68