#ifndef __SDC51_STDARG_H
#define __SDC51_STDARG_H 1
-#ifdef SDCC_USE_XSTACK
+#if defined(SDCC_STACK_TENBIT)
+
+#error Foo!
+
+typedef unsigned char _xdata * va_list ;
+#define va_arg(marker,type) *((type _xdata * )(marker -= sizeof(type)))
+#define va_start(marker,first) { marker = (va_list) ((char _xdata * )&first) ; }
+
+#elif defined(SDCC_USE_XSTACK)
typedef unsigned char _pdata * va_list ;
#define va_arg(marker,type) *((type _data * )(marker -= sizeof(type)))