stdarg.h 469 B

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  1. #ifndef __STDARG
  2. #define __STDARG
  3. typedef char *va_list;
  4. #define va_start(list, start) list =\
  5. (sizeof(start) < 4?\
  6. (char*)((int*)&(start)+1):\
  7. (char*)(&(start)+1))
  8. #define va_end(list)
  9. #define va_arg(list, mode)\
  10. ((sizeof(mode) <= 4)?\
  11. ((list += 4), (mode*)list)[-1]:\
  12. (signof(mode) != signof(double))?\
  13. ((list += sizeof(mode)), (mode*)list)[-1]:\
  14. ((list = (char*)((unsigned long)(list+7) & ~7) + sizeof(mode)), (mode*)list)[-1])
  15. #endif /* __STDARG */