Hey Stephan, On Wed, Dec 7, 2016 at 1:03 AM, Pranit Bauva <pranit.bauva@xxxxxxxxx> wrote: >> I don't understand why the return value is int and not void. To avoid a >> "return 0;" line when calling this function? > > Initially I thought I would be using the return value but now I > realize that it is meaningless to do so. Using void seems better. :) I just recollected when I was creating the next iteration of this series that I will need that int. >>> + case CHECK_EXPECTED_REVS: >>> + return check_expected_revs(argv, argc); See this. Regards, Pranit Bauva