#ifndef __c_stdarg_h #define __c_stdarg_h typedef char * va_list; #define _INTSIZEOF(n) ((sizeof(n) + sizeof(int) - 1) & ~(sizeof(int) - 1)) #define va_start(ap,v) (ap = (va_list)&v + _INTSIZEOF(v)) #define va_arg(ap,t) (*(t *)((ap += _INTSIZEOF(t)) - _INTSIZEOF(t))) #define va_end(ap) (ap = (va_list)0) #endif /* end of c_stdarg.h */