In C=?iso-8859-1?Q?=2C_not_using_'void'_if_a_function_does_not_accept_any_arg?=ument is a potential vulnerability – security.stackexchange.com

In C, not using 'void' if a function does not accept any argument is a
potential vulnerability – security.stackexchange.com

In CERT secure coding standard, there is a recommendation that "Always
specify void even if a function accepts no arguments". A possible security
vulnerability is proposed in it. /* Compile using ...