That’s a bit more interesting. The functions table provides each function’s name, signature, a count of arguments, a return type, and a flag to indicate methods.

M4N asks: Is there a reason why functions in most (?) programming languages are designed to support any number of input parameters but only one return value?

Netrino’s Embedded C Coding Standard is available in book form and details a set of guiding principles as well as providing specific rules for modules, data types, functions, macros, and variables.