CE C Toolchain Specific Headers

These headers are CE specific, and contain various defines and prototypes.

Toolchain Version v9.1

Versions: nightly (master); latest (v12.1)

Old Versions: v11.1; v11.0; v11.2; v10.0; v10.1; v10.2; v12.0; v9.0; v9.1; v9.2