I have not been able to work out two things here: 1) If I define a lambda inside a function, I cannot return the lambda from the function and use it right? 2)

I have not been able to work out two things here: 1) If I define a lambda inside a function, I cannot return the lambda from the function and use it right? 2) Recursive lambdas are not possible on account of the lack of recursion in C macros (not sure if that even makes sense without 1).