1  typedef __builtin_va_list va_list;
       2  typedef struct {
       3      va_list ap;
       4  } ScanfState;
       5  void
       6  GetInt(ScanfState *state, long llval)
       7  {
       8    *__builtin_va_arg(state->ap,long *) = llval;
       9    __builtin_va_end(state->ap);
      10  }
      11