Found my old System 7 shell book... Looks like this "." vs "x" stuff

isn't needed at all, as long as we wrap both sides in "". So, instead
we'll use

	"$VAR" = ""
	   or
	"$VAR" = "value"

and this make it crystal clear.

PR:
Obtained from:
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git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@82666 13f79535-47bb-0310-9956-ffa450edef68