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- /* Define __gnuc_va_list. */
-
- #ifndef __GNUC_VA_LIST
- #define __GNUC_VA_LIST
- typedef void *__gnuc_va_list;
- #endif /* not __GNUC_VA_LIST */
-
- /* If this is for internal libc use, don't define anything but
- __gnuc_va_list. */
- #if defined (_STDARG_H) || defined (_VARARGS_H)
-
- #ifdef _STDARG_H
- #define va_start(AP, LASTARG) \
- (AP = ((__gnuc_va_list) __builtin_next_arg (LASTARG)))
- #else
- #define __va_ellipsis ...
- #define va_alist __builtin_va_alist
- #define va_dcl int __builtin_va_alist; __va_ellipsis
- #define va_start(AP) AP=(char *) &__builtin_va_alist
- #endif
-
- /* Now stuff common to both varargs & stdarg implementations. */
- #define __va_rounded_size(TYPE) \
- (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
- #undef va_end
- void va_end (__gnuc_va_list);
- #define va_end(AP) ((void)0)
- #define va_arg(AP, TYPE) \
- (sizeof (TYPE) > 8 \
- ? (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (char *)),\
- **((TYPE **) (void *) ((char *) (AP) - __va_rounded_size (char *))))\
- : (AP = (__gnuc_va_list) ((char *) (AP) + __va_rounded_size (TYPE)), \
- *((TYPE *) (void *) ((char *) (AP) - __va_rounded_size (TYPE)))))
- #endif
-