.
	This causes any number of bugs in file matching. For instance:
	Changing the case of icon filename extensions (or various other
	parts of icon filenames) causes icons to be replaced by ugly
	"generic" ones; and rEFInd sometimes appears in its own menu (the
	firmware sometimes returns an all-caps version of the filename, but
	other times returns the filename with the correct case, causing a
	mismatch if the path includes lowercase elements). This problem is
	worse when compiling rEFInd with GNU-EFI than w