--- /dev/null
+/* GNU C varargs and stdargs support for Clipper. */
+
+/* Define __gnuc_va_list. */
+
+#ifndef __GNUC_VA_LIST
+#define __GNUC_VA_LIST
+
+typedef struct
+{
+ double __va_f[2]; /* saved floating regs f0,f1 */
+ int __va_r[2]; /* saved general regs r0,r1 */
+ int __va_ap; /* pointer to stack args */
+ int __va_num; /* number of args processed */
+} __gnuc_va_list;
+#endif /* not __GNUC_VA_LIST */
+
+
+#if defined (_STDARG_H) || defined (_VARARGS_H)
+#define va_list __gnuc_va_list
+#define _VA_LIST
+#define _VA_LIST_
+
+#ifdef _STDARG_H
+#define va_start(AP,LASTARG) \
+ ((AP) = *(va_list *)__builtin_saveregs(), \
+ (AP).__va_num = __builtin_args_info (0), \
+ (AP).__va_ap += __builtin_args_info (1))
+#else
+#define va_alist __builtin_va_alist
+/* The ... causes current_function_varargs to be set in cc1. */
+#define va_dcl va_list __builtin_va_alist; ...
+#define va_start(AP) \
+ ((AP) = *(va_list *)__builtin_saveregs(), \
+ (AP).__va_num = __builtin_args_info (0))
+#endif /* _STDARG_H */
+
+#define __va_rounded_size(TYPE) \
+ (((sizeof (TYPE) + sizeof (int) - 1) / sizeof (int)) * sizeof (int))
+
+#define __va_round(AP,TYPE) \
+ ((AP).__va_ap = ((AP).__va_ap + __alignof__ (TYPE) - 1 ) & \
+ ~(__alignof__ (TYPE) - 1))
+
+#define va_arg(AP, TYPE) \
+ ((AP).__va_num < 2 && __builtin_classify_type (* (TYPE *)0) < 12 \
+ ? (__builtin_classify_type (* (TYPE *)0) == 8 \
+ ? (*(TYPE *)&(AP).__va_f[(AP).__va_num++]) \
+ : ((TYPE)((AP).__va_r[(AP).__va_num++]))) \
+ : ((AP).__va_num++, __va_round (AP,TYPE), *((TYPE *)((AP).__va_ap))++))
+
+#define va_end(AP)
+
+#endif /* defined (_STDARG_H) || defined (_VARARGS_H) */