The CGI spec says that REMOTE_HOST should be set to the remote hosts's

name, or left unset if this value is unavailable.  Apache was setting
it to the IP address when unavailable.

PR:		1925
Submitted by:	Tony Fincg <fanf@demon.net>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@80457 13f79535-47bb-0310-9956-ffa450edef68