On Mar 18, 2016 1:02 PM, "Pat Barron" <patbarron@acm.org> wrote:
>

> Even as late as V7, "." and ".." were not automatically added to directories when created - the "mkdir" program used mknod() to create the directory, and then created the links for "." and ".." by itself. 

Is that the last Unix that had a major number for file system objects? I hadn't run into this but, thinking about it, it's kinda smart (probably slower than specific execve kernel calls but still cool).