The following is an example of a function module. In this module, the value of C in the local symbol table is transferred to the global symbol Z. > proc iml; > a=10; > b=20; > c=30; > d=90; > start ...

The implementation lists its dependencies on other modules. It then fleshes out the exported functions; these can use hidden helper functions and data. How can we apply these techniques with C? By ...