C-Family: Functions should not be defined with a variable number of arguments

See

• MISRA C:2004, 16.1 - Functions shall not be defined with a variable number of arguments.
• MISRA C++:2008, 8-4-1 - Functions shall not be defined using the ellipsis notation.
• CERT, DCL50-CPP. - Do not define a C-style variadic function
• C++ Core Guidelines ES.34 Don't define a (C-style) variadic function
• C++ Core Guidelines F.55 Don't use va_arg arguments