> Which class are functions in C? Economy class. :-) In general, how do you write functions that return functions without some form of anonymous function? For

> Which class are functions in C? Economy class. :-) In general, how do you write functions that return functions without some form of anonymous function? For instance, how do you write a function that takes an int a and returns a function that takes an int parameter and returns non-zero if and only if that parameter is greater than a?