Simplify the Win32 os_demoniacal_fil.. er, os_canonical_filename()
	routine so that it's a bit more deterministic.

PR:		2555, 2915, 3064, 3232
Submitted by:	Ken Parzygnat <kparz@us.ibm.com>
Reviewed by:	Ben Laurie, Marc Slemko


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@82351 13f79535-47bb-0310-9956-ffa450edef68