I didn't think it'd be this useful first, but thank god for `cargo fix --edition`!

https://github.com/BurntSushi/rust-memchr is supposed to be a whole
lot faster :)

This reverts commit d6a5b395.

Doesn't link yet due to "multiple definitions of malloc", because some are supplied by some library of bash itself. Really odd.

I really really wish I could actually test this on redox. All I know is: it compiles

Format