C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
va_list
                                             Up Contents Index Back
─────Run-Time Library───────────────────────────────────────────────────────
 
  Type:     va_list
 
  Include:  <stdarg.h> or <stdio.h>
 
  Context:  va_start
 
  Summary:  Type of the rightmost parameter of a function that accepts
            a variable number of arguments of varying types. The
            parameter holds information used by va_start, va_arg, and
            va_end for access to the variable arguments.
                                    -♦-