Fixing this to work as a Rust 2018 library following the new idioms.

src/c/mod.rs

@@ -1,12 +0,0 @@
-//! Handle defining the external functions from what ever C library is
-//! being linked against. These will use the C99 definitions so that
-//! this library is as up-to-date as it can be.
-
-
-pub mod errno;
-pub mod math;
-pub mod stddef;
-pub mod stdlib;
-pub mod stdio;
-pub mod string;
-pub mod time;