New comment by ericonr on void-packages repository

https://github.com/void-linux/void-packages/pull/22484#issuecomment-664371096

Comment:
I don't think it's fully ready, the post remove hook isn't using `-z` to detect if it should do anything. Btw, how do we deal with 

```
if [ ! -x bin/dracut ]; then
	exit 0
fi
```

? Should it exit with 1 and show an error, since having the hook installed but not dracut is an issue?