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