Create a new channel as a copy of main.
Rename main to:
Delete main? This cannot be undone.
#include <stdarg.h> typedef __builtin_ms_va_list __ms_va_list; #define __ms_va_start(ap, a) __builtin_ms_va_start(ap, a) #define __ms_va_end(ap) __builtin_ms_va_end(ap)