va_copy

Defined in header `<stdarg.h>`
void va_copy( va_list dest, va_list src );		(since C99)

The va_copy macro copies src to dest.

va_end should be called on dest before the function returns or any subsequent re-initialization of dest (via calls to va_start or va_copy).

dest	-	an instance of the va_list type to initialize
src	-	the source va_list that will be used to initialize `dest`

(none)