ap_fnmatch() only did case-exact matching.  With the addition of
	the FNM_CASE_BLIND flag bit, it can now be told to ignore case.
	Considering the case-sensitivity issues cropping up on Win32,
	this seemed an appropriate addition even though nothing uses it yet.

Reviewed by:	Dean Guadet


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@81618 13f79535-47bb-0310-9956-ffa450edef68