__builtin_stdarg_start="__builtin_stdarg_start(ap, parmN)=((void)((ap)= &(parmN)))"
__builtin_va_arg="__builtin_va_arg(ap, type)=(*(type*)(ap))"
__builtin_va_copy=__builtin_va_copy(d,s)=
__builtin_va_end="__builtin_va_end(ap)=((void)((ap)=0))"
__builtin_va_list="__builtin_va_list=void*"
