Fix bug reintroduced by 1.2b7 which allowed initgroups() to hose the

group information needed for later comparisons.
Reviewed by: 3 bug reporters


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@77701 13f79535-47bb-0310-9956-ffa450edef68