Redo the 'too few arguments' error reporting in a way that doesn't
	do excessive unsafe string copying (which Marc pointed out was a
	flaw in the last edit).


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@81635 13f79535-47bb-0310-9956-ffa450edef68