Please integrate build framework into the compiler

[Christopher Wright]

grauzone wrote:
> - Long dependency chains. Unlike in C/C++, you can't separate a module 
> into interface and implementation. Compared to C++, it's as if a change 
> to one .c file triggers recompilation of a _lot_ of other .c files. This 
> makes incremental compilation really look useless. Unless you move 
> modules into libraries and use them through .di files.

You can use interfaces for this, though that is not always possible.