Yeah, never say never, I know. At least we know they'd sell a minimum of two copies
Given it's connection to Exorcist and that it's written and directed by Blatty, a revised version would be an extremely easy sell for WB's marketing folk. I'm sure there was talk a few years ago of Mark Kermode being on the case of helping locate the missing footage. Maybe this is a question someone needs to ask him at his next Q&A.