Also Unix. Syscalls return null-terminated strings all over the place. So any language running on Unix has to deal with null-terminated strings. I know because

Also Unix. Syscalls return null-terminated strings all over the place. So any language running on Unix has to deal with null-terminated strings. I know because I run a userland that uses length-prefixed strings as far as possible: https://github.com/akkartik/mu https://github.com/akkartik/mu