private static boolean isMagicPresent(final byte[] link) {
		final int magic = 0x0000004C;
		final int magicOffset = 0x00;
		return link.length >= 32 && bytesToDword(link, magicOffset) == magic;
	}
Tests if the shortcut points to a directory.

@return true if the 'directory' bit is set in this shortcut, false otherwise
recaf-core/src/main/java/software/coley/recaf/util/ShortcutUtil.java